Title: £336 Cheap Flights from Seoul to Philadelphia (ICN to PHL) - Expedia.co.uk ![Street view of downtown Philadelphia in PA, USA](https://images.trvl-media.com/place/178297/8334056d-4758-4753-ae85-5adcad811308.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178297/8334056d-4758-4753-ae85-5adcad811308.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £336 Cheap Flights from Seoul (ICN) to Philadelphia (PHL) [View £336 flight on Mon, 14 Sept 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:ICN,to:PHL,departure:14/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:335.40&airProductToken=AQpWCikIwaYBEgMxNzIYyGggkgEol-KXAzDq5pcDOEdAAFgBcghHTEZFTzBNSwopCMGmARIDNDQ0GJIBIO9ZKP_plwMwt-yXAzhRQAFYAXIIR0xGRU8wTUsSCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Incheon Intl. Airport (ICN) to Philadelphia International Airport (PHL) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.co.uk/Flights-Search?leg1=from:icn,to:phl,departure:18/11/2025TANYT&leg2=from:phl,to:icn,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![Korean Air](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KE.svg) Korean Air [](https://www.expedia.co.uk/Flights-Search?leg1=from:icn,to:phl,departure:18/11/2025TANYT&leg2=from:phl,to:icn,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KE"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:icn,to:phl,departure:18/11/2025TANYT&leg2=from:phl,to:icn,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:icn,to:phl,departure:18/11/2025TANYT&leg2=from:phl,to:icn,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:icn,to:phl,departure:18/11/2025TANYT&leg2=from:phl,to:icn,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:icn,to:phl,departure:18/11/2025TANYT&leg2=from:phl,to:icn,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.co.uk/Flights-Search?leg1=from:icn,to:phl,departure:18/11/2025TANYT&leg2=from:phl,to:icn,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from Seoul (ICN) to Philadelphia (PHL) Prices were available within the past 7 days and start at £336 for one-way flights and £551 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Korean Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/ke.gif) Thu, 13 Nov - Tue, 18 Nov ICN Seoul PHL Philadelphia £551 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:13/11/2025TANYT&leg2=from:PHL,to:ICN,departure:18/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:550.80&airProductToken=AQqIAQpCCMuKARIENTAzNRjIaCDgXCix-vwCMOCA_QI4UUAAWAFqCkVZU1RBTkRBUkRyCFFMWDBaQllLegoIxJgBEgQ1MDM1CkIIy4oBEgQzNjYxGOBcIO9ZKMuC_QIwv4P9AjhRQAFYAWoKRVlTVEFOREFSRHIIUUxYMFpCWUt6CgjEmAESBDM2NjEKiAEKQgjLigESBDY5OTgY71kg4FwoobP9AjCttP0COFFAAFgBagpFWVNUQU5EQVJEcghRTFgwWkJZS3oKCMSYARIENjk5OApCCMuKARIENTAzNhjgXCDIaCidu_0CMN3C_QI4UUABWAFqCkVZU1RBTkRBUkRyCFFMWDBaQllLegoIxJgBEgQ1MDM2EgoIARABGAEqAktFGAEiBAgBEAEoAigDKAQwAQ) ![Korean Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/ke.gif) Thu, 13 Nov - Tue, 18 Nov ICN Seoul PHL Philadelphia £661 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:13/11/2025TANYT&leg2=from:PHL,to:ICN,departure:18/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:660.40&airProductToken=AQqIAQpCCMuKARIENTAzMxjIaCDMfCi2-vwCMJWA_QI4VUAAWAFqCkVZU1RBTkRBUkRyCFVMWDBaQllLegoIxJgBEgQ1MDMzCkIIy4oBEgQzODIzGMx8IO9ZKOyB_QIwgoP9AjhVQAFYAWoKRVlTVEFOREFSRHIIVUxYMFpCWUt6CgjEmAESBDM4MjMKiAEKQgjLigESBDY5OTgY71kg4FwoobP9AjCttP0COFFAAFgBagpFWVNUQU5EQVJEcghRTFgwWkJZS3oKCMSYARIENjk5OApCCMuKARIENTA0MBjgXCDIaCjatP0CMJq8_QI4UUABWAFqCkVZU1RBTkRBUkRyCFFMWDBaQllLegoIxJgBEgQ1MDQwEgoIARABGAEqAktFGAEiBAgBEAEoAigDKAQwAQ) ![Korean Air](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/ke.gif) Thu, 13 Nov - Tue, 18 Nov ICN Seoul PHL Philadelphia £671 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:13/11/2025TANYT&leg2=from:PHL,to:ICN,departure:18/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:670.80&airProductToken=AQqKAQpDCMuKARIENzI3MxjIaCDjtAEo4_X8AjD0-_wCOFVAAFgBagpFWVNUQU5EQVJEcghVTFgwWkJZS3oKCMSYARIENzI3MwpDCMuKARIEMzIzNxjjtAEg71koxPz8AjCl_fwCOFVAAVgBagpFWVNUQU5EQVJEcghVTFgwWkJZS3oKCMSYARIEMzIzNwqIAQpCCMuKARIENjk5OBjvWSDgXCihs_0CMK20_QI4UUAAWAFqCkVZU1RBTkRBUkRyCFFMWDBaQllLegoIxJgBEgQ2OTk4CkIIy4oBEgQ1MDQwGOBcIMhoKNq0_QIwmrz9AjhRQAFYAWoKRVlTVEFOREFSRHIIUUxYMFpCWUt6CgjEmAESBDUwNDASCggBEAEYASoCS0UYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, 4 Dec - Tue, 9 Dec ICN Seoul PHL Philadelphia £702 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:04/12/2025TANYT&leg2=from:PHL,to:ICN,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:701.50&airProductToken=AQqjAQozCMGGARICNjQYyGgguI0BKLPm_gIwhuv-AjhMQABYAWoIU1RBTkRBUkRyCExMWFcwMFRHCjUIwYYBEgMxMDQYuI0BIJjOASjt9P4CMPX2_gI4TEABWAFqCFNUQU5EQVJEcghMTFhXMDBURwo1CMGGARIEODkzNhiYzgEg71koovn-AjCC-v4COExAAVgBaghTVEFOREFSRHIITExYVzAwVEcKoQEKNAjBhgESBDg4NjIY71kgmF0ozqP_AjCtpP8COExAAFgBaghTVEFOREFSRHIITExYVzAwVEcKNAjBhgESAzMxMRiYXSC4jQEo-KT_AjDCp_8COExAAVgBaghTVEFOREFSRHIITExYVzAwVEcKMwjBhgESAjYzGLiNASDIaCjprv8CMKq0_wI4TEABWAFqCFNUQU5EQVJEcghMTFhXMDBURxIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, 4 Dec - Tue, 9 Dec ICN Seoul PHL Philadelphia £707 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:04/12/2025TANYT&leg2=from:PHL,to:ICN,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:706.40&airProductToken=AQqjAQozCMGGARICNjQYyGgguI0BKLPm_gIwhuv-AjhMQABYAWoIU1RBTkRBUkRyCExMWFcwMFRHCjUIwYYBEgMxMDIYuI0BIJjOASin9P4CMLr2_gI4TEABWAFqCFNUQU5EQVJEcghMTFhXMDBURwo1CMGGARIEODkzNhiYzgEg71koovn-AjCC-v4COExAAVgBaghTVEFOREFSRHIITExYVzAwVEcKowEKNQjBhgESBDg5MzEY71kgmM4BKIKg_wIw4qD_AjhMQABYAWoIU1RBTkRBUkRyCExMWFcwMFRHCjUIwYYBEgMxMjUYmM4BILiNASjwpf8CMJyo_wI4TEABWAFqCFNUQU5EQVJEcghMTFhXMDBURwozCMGGARICNjMYuI0BIMhoKOmu_wIwqrT_AjhMQAFYAWoIU1RBTkRBUkRyCExMWFcwMFRHEgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, 4 Dec - Tue, 9 Dec ICN Seoul PHL Philadelphia £711 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:04/12/2025TANYT&leg2=from:PHL,to:ICN,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:711.00&airProductToken=AQpsCjMIwYYBEgI2MhjIaCCYzgEo_ub-AjCZ7f4COExAAFgBaghTVEFOREFSRHIITExYVzAwVEcKNQjBhgESBDg5MzYYmM4BIO9ZKILu_gIw4u7-AjhMQAFYAWoIU1RBTkRBUkRyCExMWFcwMFRHCqEBCjQIwYYBEgQ4ODYyGO9ZIJhdKM6j_wIwraT_AjhMQABYAWoIU1RBTkRBUkRyCExMWFcwMFRHCjQIwYYBEgMzMTEYmF0guI0BKPik_wIwwqf_AjhMQAFYAWoIU1RBTkRBUkRyCExMWFcwMFRHCjMIwYYBEgI2Mxi4jQEgyGgo6a7_AjCqtP8COExAAVgBaghTVEFOREFSRHIITExYVzAwVEcSCggBEAEYASoCQUMYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, 13 Nov - Tue, 18 Nov ICN Seoul PHL Philadelphia £714 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:13/11/2025TANYT&leg2=from:PHL,to:ICN,departure:18/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:713.20&airProductToken=AQqjAQozCMGGARICNjQYyGgguI0BKJP6_AIw5v78AjhMQABYAWoIU1RBTkRBUkRyCExMWFcwMFRHCjUIwYYBEgMxMjYYuI0BIJjOASiEhP0CMJGG_QI4TEABWAFqCFNUQU5EQVJEcghMTFhXMDBURwo1CMGGARIEODkzMhiYzgEg71ko44n9AjDDiv0COExAAVgBaghTVEFOREFSRHIITExYVzAwVEcKoQEKNAjBhgESBDg4NjIY71kgmF0orrf9AjCNuP0COExAAFgBaghTVEFOREFSRHIITExYVzAwVEcKNAjBhgESAzMxMRiYXSC4jQEo2Lj9AjCiu_0COExAAVgBaghTVEFOREFSRHIITExYVzAwVEcKMwjBhgESAjYzGLiNASDIaCjEwv0CMIrI_QI4TEABWAFqCFNUQU5EQVJEcghMTFhXMDBURxIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMAE) ![Asiana Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/oz.gif) Thu, 4 Dec - Tue, 9 Dec ICN Seoul PHL Philadelphia £728 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:04/12/2025TANYT&leg2=from:PHL,to:ICN,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:727.40&airProductToken=AQpSCicIz7QBEgMyNzIYyGggkgEosOf-AjCD7P4COFZAAFgBcgZWTFhLVVoKJwjBpgESAzM3MRiSASDvWSjP7_4CMIby_gI4T0ABWAFyBlZMWEtVWgpZCi4IyIIBEgQ2NDI5GO9ZIJIBKJql_wIwlKj_AjhaQABYAWoCTU5yCFpIMk9BVk1OCicIz7QBEgMyNzEYkgEgyGgoiqn_AjDkrv8COFNAAVgBcgZTTFhLVVoSCggBEAEYASoCT1oYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 4 Dec - Tue, 9 Dec ICN Seoul PHL Philadelphia £969 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:04/12/2025TANYT&leg2=from:PHL,to:ICN,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:968.60&airProductToken=AQpXCioIwaYBEgQ4NDcyGMhoIJIBKJfn_gIw-ev-AjhRQABYAXIIUUxGRTgwTUsKKQjBpgESAzM3MRiSASDvWSjP7_4CMIby_gI4UUABWAFyCFFMRkU4ME1LClcKKQjBpgESAzQ0MxjvWSCSASiapf8CMJSo_wI4TEAAWAFyCExMWEk4ME1LCioIwaYBEgQ4NDcxGJIBIMhoKLSv_wIw_7T_AjhMQAFYAXIITExYSTgwTUsSCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Hawaiian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/HA.gif) Thu, 4 Dec - Tue, 9 Dec ICN Seoul PHL Philadelphia £969 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:ICN,to:PHL,departure:04/12/2025TANYT&leg2=from:PHL,to:ICN,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:968.60&airProductToken=AQpfCi0IyIIBEgM4NzIYyGggkgEol-f-AjD56_4COExAAFgBagJNTnIITExGRTgwTUsKLgjIggESBDY2ODEYkgEg71koz-_-AjCG8v4COExAAVgBagJNTnIITExGRTgwTUsKXwouCMiCARIENjQyORjvWSCSASiapf8CMJSo_wI4TUAAWAFqAk1OcghNTFhJODBNSwotCMiCARIDODcxGJIBIMhoKLSv_wIw_7T_AjhNQAFYAWoCTU5yCE1MWEk4ME1LEgoIARABGAEqAkhBGAEiBAgBEAEoAigDKAQwAQ) ## Find the cheapest month to fly from Seoul (ICN) to Philadelphia (PHL) ### September is typically the cheapest month to fly From £373 - £615 per traveller. Flight from Seoul to Philadelphia route information | Origin airport | Incheon Intl. | | --- | --- | | Destination airport | Philadelphia Intl. | | Return price | £551 | | Distance | 11070 km | ## Compare flights from Seoul to Philadelphia easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seoul to Philadelphia. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Philadelphia Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Incheon Intl. to Philadelphia Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Incheon Intl. (ICN) to Philadelphia Intl. (PHL) The easiest way to view the best deals on flights from Seoul to Philadelphia today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Incheon Intl. to Philadelphia Intl. start at just £551 and range up to £969.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Seoul and Philadelphia - booking your flight during November, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Seoul to Philadelphia flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Incheon Intl. to Philadelphia Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from Seoul–Incheon Intl. Airport to PHL? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from ICN to PHL was £551. Great fares don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Seoul–Incheon Intl. Airport to PHL? > Most flights can be cancelled online, but whether or not you incur a fee varies between airlines. If you do need to cancel your trip, follow the instructions in the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from Incheon Airport to PHL that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Incheon Airport to Philadelphia Intl. Airport (PHL) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from Seoul–Incheon Intl. Airport to Philadelphia Airport? > South Korea to Philadelphia is around 11,100 kilometres, so get ready to spend quite a while in the air. Make sure you pack all the essentials, from your hoodie to your headphones. Take a few snacks to nibble on throughout your flight too. ### Which airlines fly direct from Seoul–Incheon Intl. Airport to Philadelphia Intl. Airport (PHL)? > If you want to fly straight from Incheon Intl. Airport (ICN) to PHL, you'll need to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly on this route. ### Are Incheon Intl. Airport (ICN) to PHL flight tickets cheaper when they're purchased at the last minute? > Flight prices always go up and down, so it's no sure thing. While last-minute deals between Seoul–Incheon Intl. Airport and Philadelphia Intl. Airport (PHL) are of course possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some airlines release their prices up to a year ahead of the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking and be ready to secure your seat when fare prices drop. ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - Holiday Homes ### Accommodation - [5 Star Hotels in Lester](https://www.expedia.co.uk/5Star-Lester-Hotels.s50-0-d8315.Travel-Guide-Filter-Hotels) - [Beach Resorts & in Eastwick](https://www.expedia.co.uk/Eastwick-Philadelphia-Hotels-Beach-Hotels.0-n6320826-0-tBeachHotels.Travel-Guide-Filter-Hotels) - [Eastwick Hotels](https://www.expedia.co.uk/Eastwick-Philadelphia-Hotels.0-n6320826-0.Travel-Guide-Filter-Hotels) - [Folcroft Hotels](https://www.expedia.co.uk/Folcroft-Hotels.d6215982.Travel-Guide-Hotels) - [Cheap Hotels in Lester](https://www.expedia.co.uk/Lester-Hotels-Budget-Hotels.0-0-d8315-tBudgetHotels.Travel-Guide-Filter-Hotels) - [Hilton Hotels in Lester](https://www.expedia.co.uk/Lester-Hotels-Hilton-Hotels.0-0-d8315--bHiltonHotels.Travel-Guide-Filter-Hotels) - 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[Flights from Salinas (SNS) to Lancaster (LNS)](https://www.expedia.co.uk/lp/flights/sns/lns/salinas-to-lancaster) - [Flights from St. Louis (STL) to Philadelphia (PNE)](https://www.expedia.co.uk/lp/flights/stl/pne/st-louis-to-philadelphia) - [Flights from Fort Leonard Wood (TBN) to Harrisburg (MDT)](https://www.expedia.co.uk/lp/flights/tbn/mdt/fort-leonard-wood-to-harrisburg) - [Flights from Uberlandia (UDI) to Lancaster (LNS)](https://www.expedia.co.uk/lp/flights/udi/lns/uberlandia-to-lancaster) - [Flights from Valencia (VLC) to Lancaster (LNS)](https://www.expedia.co.uk/lp/flights/vlc/lns/valencia-to-lancaster) - [Flights from Montreal (YUL) to Philadelphia (PNE)](https://www.expedia.co.uk/lp/flights/yul/pne/montreal-to-philadelphia) - [Flights from Toronto (YYZ) to Lancaster (LNS)](https://www.expedia.co.uk/lp/flights/yyz/lns/toronto-to-lancaster) ### Packages - [Folcroft Holidays](https://www.expedia.co.uk/Folcroft.d6215982.Holidays-City-Breaks) - [Lester Holidays](https://www.expedia.co.uk/Lester.d8315.Holidays-City-Breaks) - [Visit Lester](https://www.expedia.co.uk/Lester.dx8315) - [Visit Eastwick](https://www.expedia.co.uk/Philadelphia-Eastwick.dx6320826) ### Cars - [Car hire Lester](https://www.expedia.co.uk/Compare-Cheap-Car-Hire-In-Lester.d8315.Car-Hire-Guide) ### Holiday Homes - [Lester Holiday Rentals](https://www.expedia.co.uk/Lester-Holiday-Rentals.d8315.Travel-Guide-HolidayRentals) \*Available to Expedia members.