Title: Cheap Flights to Port Jefferson - Expedia.co.uk ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £440 Cheap Flights to Port Jefferson [View £440 flight on Thu, 11 Jun 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:DUB,to:DAY,departure:11/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:440.00&airProductToken=AQp_Cj0IyYQBEgQ0MjE1GIMNIK4cKP6zjwMw3rePAzhOQABYAWoFQkFTSUNyCE5LTjVDNUJXegoIwYIBEgQ0MjE1Cj4IyYQBEgQ4MzQ0GK4cIIPAASj2u48DMM28jwM4TkABWAFqBUJBU0lDcghOS041QzVCV3oKCMGCARIEODM0NBIKCAIQARgCKgJJQhgBIgQIARABKAIoAygEMA0) [Hotels in Port Jefferson](https://expedia.co.uk/Port-Jefferson-Hotels.d553248634983470542.Travel-Guide-Hotels)[Port Jefferson Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Port-Jefferson.d553248634983470542.Car-Hire-Guide)[Port Jefferson Holidays](https://expedia.co.uk/Port-Jefferson.d553248634983470542.Holidays-City-Breaks) ## Popular 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:CMH,to:Port Jefferson, Ohio, United States of America,departure:12/04/2026TANYT&leg2=from:Port Jefferson, Ohio, United States of America,to:CMH,departure:19/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](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:CMH,to:Port Jefferson, Ohio, United States of America,departure:12/04/2026TANYT&leg2=from:Port Jefferson, Ohio, United States of America,to:CMH,departure:19/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![](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:CMH,to:Port Jefferson, Ohio, United States of America,departure:12/04/2026TANYT&leg2=from:Port Jefferson, Ohio, United States of America,to:CMH,departure:19/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](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:CMH,to:Port Jefferson, Ohio, United States of America,departure:12/04/2026TANYT&leg2=from:Port Jefferson, Ohio, United States of America,to:CMH,departure:19/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![](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:CMH,to:Port Jefferson, Ohio, United States of America,departure:12/04/2026TANYT&leg2=from:Port Jefferson, Ohio, United States of America,to:CMH,departure:19/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Port Jefferson, Ohio, United States of America,departure:12/04/2026TANYT&leg2=from:Port Jefferson, Ohio, United States of America,to:CMH,departure:19/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Port Jefferson, Ohio, United States of America,departure:12/04/2026TANYT&leg2=from:Port Jefferson, Ohio, United States of America,to:CMH,departure:19/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![](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\* - ![](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\* - ![](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 round-trip flights to Port Jefferson Prices were available within the past 7 days and start at £440 for one-way flights and £642 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Mon, 2 Nov - Tue, 17 Nov DUB Dublin DAY Dayton £642 Return found 17 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DUB,to:DAY,departure:02/11/2026TANYT&leg2=from:DAY,to:DUB,departure:17/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:641.11&airProductToken=AQpmCiAIwoIBEgM4MjUYgw0g64kBKJKInAMw8YicAzhPQABYAQofCMKCARICNjcY64kBIO9ZKJaKnAMw-42cAzhPQAFYAQohCMKCARIENjgzNRjvWSCDwAEokY-cAzD_j5wDOE9AAVgBCmcKIQjCggESBDE4NTcYg8ABIK4cKPC1nQMwybadAzhPQABYAQogCMKCARIDMjk0GK4cIOuJASjOt50DMJ-7nQM4T0ABWAEKIAjCggESAzgyOBjriQEggw0o6rudAzC_vJ0DOE9AAVgBEgoIARABGAEqAkJBGAEiBAgBEAEoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, 28 Oct - Sat, 14 Nov DUB Dublin DAY Dayton £683 Return found 17 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DUB,to:DAY,departure:28/10/2026TANYT&leg2=from:DAY,to:DUB,departure:14/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:682.30&airProductToken=AQpECh8IwYIBEgM3MjMYgw0g71koktGbAzDZ1JsDOEJAAFgBCiEIwYIBEgQ2MDI5GO9ZIIPAASit15sDMJrYmwM4QkABWAEKRAohCMGCARIENTM0MRiDwAEg71koipCdAzDokJ0DOEJAAFgBCh8IwYIBEgM3MjIY71kggw0oopedAzCemp0DOEJAAVgBEgoIARABGAEqAkFBGAEiBAgBEAEoBDAB) ![Iberia](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/IB.gif) Sun, 3 May - Sun, 17 May DUB Dublin DAY Dayton £706 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DUB,to:DAY,departure:03/05/2026TANYT&leg2=from:DAY,to:DUB,departure:17/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:705.90&airProductToken=AQqwAQo8CMmEARIEMTg4MhiDDSCMGCio_YsDMMP-iwM4UUAAWAFqBUJBU0lDcghRS04zQzhCV3oJCMlkEgQxODgyCjAIyYQBEgMzNDEYjBggrhwoiYmMAzDNjYwDOFFAAVgBagVCQVNJQ3IIUUtOM0M4QlcKPgjJhAESBDgzNDQYrhwgg8ABKJaQjAMw6ZCMAzhRQAFYAWoFQkFTSUNyCFFLTjNDOEJXegoIwYIBEgQ4MzQ0Cn8KPgjJhAESBDgzNjYYg8ABIK4cKKahjQMwkqKNAzhPQABYAWoFQkFTSUNyCE9LTjdDOEJXegoIwYIBEgQ4MzY2Cj0IyYQBEgQ4MDUwGK4cIIMNKM2jjQMwiqeNAzhPQAFYAWoFQkFTSUNyCE9LTjdDOEJXegoIwYIBEgQ4MDUwEgoIAhABGAIqAklCGAEiBAgBEAEoAigDKAQwDQ) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Tue, 15 Sept - Tue, 22 Sept LHR London DAY Dayton £747 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DAY,departure:15/09/2026TANYT&leg2=from:DAY,to:LHR,departure:22/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:746.75&airProductToken=AQq7AQpBCMyQARIENDIzMxjriQEgpQQoyuqXAzCp65cDOEtAAFgBaghFQ09MSUdIVHIIS0pPSUFYQlF6CgjWmAESBDQyMzMKMwjMkAESAzQzMBilBCCuHCiS7JcDMLPwlwM4S0ABWAFqCEVDT0xJR0hUcghLSk9JQVhCUQpBCMyQARIENzgxNhiuHCCDwAEonPGXAzDj8ZcDOEtAAVgBaghFQ09MSUdIVHIIS0pPSUFYQlF6CgjVggESBDc4MTYSCggCEAEYAioCTEgYASIECAEQASgCKAMoBDAL) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Mon, 4 May - Mon, 18 May LHR London DAY Dayton £805 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DAY,departure:04/05/2026TANYT&leg2=from:DAY,to:LHR,departure:18/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:804.05&airProductToken=AQqtAQo0CM-mARIDMzM2GOuJASCVIiiwi4wDMLeMjAM4S0AAWAFqCEVDT0xJR0hUcghLSlZIQVhCUQoyCM-mARICNDEYlSIgiBgo8pOMAzC7mIwDOEtAAVgBaghFQ09MSUdIVHIIS0pWSEFYQlEKQQjPpgESBDc4MzcYiBggg8ABKNuZjAMwvZqMAzhLQAFYAWoIRUNPTElHSFRyCEtKVkhBWEJRegoI1YIBEgQ3ODM3CoYBCkEIz6YBEgQ3ODM4GIPAASCIGCjkqI0DMMGpjQM4S0AAWAFqCEVDT0xJR0hUcghLSlZIQVhCUXoKCNWCARIENzgzOApBCM-mARIENzgwOBiIGCDriQEojq6NAzDksY0DOEtAAVgBaghFQ09MSUdIVHIIS0pWSEFYQlF6CgjVggESBDc4MDgSCggCEAEYAioCT1MYASIECAEQASgCKAMoBDAL) ## Book with confidence # Expedia flights to Port Jefferson Searching for cheap flights to Port Jefferson? No travel company presents more choices than Expedia if you're looking to compare flights to Port Jefferson. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Ohio. Expedia provides the cheapest flights to many destinations in Ohio and you may find even greater savings if you combine your flight with a hotel stay in Port Jefferson. Expedia is the largest online travel agency which means that Expedia have access to cheap flights. So make sure you check Expedia regularly for these bargain flights because the cheapest airline tickets sell out fast. Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Port Jefferson for that period and let you choose your preferred time and airline. If you need additional assistance, Expedia Customer Service representatives are available from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends. Our capable staff will be able to help you with any questions regarding your Port Jefferson flight, or other booking questions that may arise. When you book flights with Expedia you can rest assured that you have booked the best flight at the lowest price. ## Travel information | Destination airport | James M. Cox Dayton Intl. | | ----------------------------- | ------------------------- | | Destination airport IATA code | DAY | | Destination city name | Dayton | | Return price | £641 | ## Trending flights to Port Jefferson Prices were available within the past 7 days and start at £440 for one-way flights and £642 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Tue, 15 Sept - Tue, 22 Sept LHR London DAY Dayton £747 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:DAY,departure:15/09/2026TANYT&leg2=from:DAY,to:LHR,departure:22/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:746.75&airProductToken=AQq7AQpBCMyQARIENDIzMxjriQEgpQQoyuqXAzCp65cDOEtAAFgBaghFQ09MSUdIVHIIS0pPSUFYQlF6CgjWmAESBDQyMzMKMwjMkAESAzQzMBilBCCuHCiS7JcDMLPwlwM4S0ABWAFqCEVDT0xJR0hUcghLSk9JQVhCUQpBCMyQARIENzgxNhiuHCCDwAEonPGXAzDj8ZcDOEtAAVgBaghFQ09MSUdIVHIIS0pPSUFYQlF6CgjVggESBDc4MTYSCggCEAEYAioCTEgYASIECAEQASgCKAMoBDAL) \*Available to Expedia members.