Title: Cheap Flights to San Ildefonso - Expedia.co.uk

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# £355 Cheap Flights to San Ildefonso

[View £355 flight on Wed, 2 Sept 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LGW,to:SJU,departure:02/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:354.30&airProductToken=AQphCi8IwmwSBDE5MjYYy7EBIMGTASiI25YDMOPelgM4TEAAWAFqAkROcghPTDVMQVhMMQouCMJsEgMyNjEYwZMBILKiASjP6JYDMMDqlgM4TEABWAFqAkROcghPTDVMQVhMMRIKCAEQARgBKgJCNhgBIgQIARABKAIoBCgGMAE) 

[Hotels in San Ildefonso](https://expedia.co.uk/San-Ildefonso-Hotels.d553248635976173678.Travel-Guide-Hotels)[San Ildefonso Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-San-Ildefonso.d553248635976173678.Car-Hire-Guide)[San Ildefonso Holidays](https://expedia.co.uk/San-Ildefonso.d553248635976173678.Holidays-City-Breaks)

## Popular airlines

- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg)  
JetBlue Airways  
[](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:San Ildefonso, Coamo, Puerto Rico,departure:06/04/2026TANYT&leg2=from:San Ildefonso, Coamo, Puerto Rico,to:CMH,departure:13/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}])
- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg)  
Frontier Airlines  
[](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:San Ildefonso, Coamo, Puerto Rico,departure:06/04/2026TANYT&leg2=from:San Ildefonso, Coamo, Puerto Rico,to:CMH,departure:13/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}])
- ![](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:San Ildefonso, Coamo, Puerto Rico,departure:06/04/2026TANYT&leg2=from:San Ildefonso, Coamo, Puerto Rico,to:CMH,departure:13/04/2026TANYT&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_NK.svg)  
Spirit Airlines  
[](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:San Ildefonso, Coamo, Puerto Rico,departure:06/04/2026TANYT&leg2=from:San Ildefonso, Coamo, Puerto Rico,to:CMH,departure:13/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NK"}}])
- ![](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:San Ildefonso, Coamo, Puerto Rico,departure:06/04/2026TANYT&leg2=from:San Ildefonso, Coamo, Puerto Rico,to:CMH,departure:13/04/2026TANYT&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:San Ildefonso, Coamo, Puerto Rico,departure:06/04/2026TANYT&leg2=from:San Ildefonso, Coamo, Puerto Rico,to:CMH,departure:13/04/2026TANYT&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_WN.svg)  
Southwest Airlines  
[](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:San Ildefonso, Coamo, Puerto Rico,departure:06/04/2026TANYT&leg2=from:San Ildefonso, Coamo, Puerto Rico,to:CMH,departure:13/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}])

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## Cheap round-trip flights to San Ildefonso

Prices were available within the past 7 days and start at £355 for one-way flights and £490 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

![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif)

Wed, 16 Sept - Mon, 28 Sept

LHR

London

BQN

Aguadilla

£490

Return

found 3 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BQN,departure:16/09/2026TANYT&leg2=from:BQN,to:LHR,departure:28/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:489.19&airProductToken=AQpcCiwIwmwSAjIwGOuJASCpUSiv-JcDMKL8lwM4TEAAWAFqAkROcghPTDVMQVhMMQosCMJsEgM1MzkYqVEggWwo1v-XAzDJgZgDOExAAVgBagJETnIIT0w1TEFYTDESCggBEAEYASoCQjYYASIECAEQASgCKAQoBjAB)

![TAP Portugal](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TP.gif)

Mon, 14 Sept - Sun, 20 Sept

LGW

London

SJU

San Juan

£691

Return

found 4 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:SJU,departure:14/09/2026TANYT&leg2=from:SJU,to:LGW,departure:20/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:690.10&airProductToken=AQqwAQo1CNSgARIEMTMyORjLsQEg7nMo-eGXAzCK45cDOFRAAFgBaghESVNDT1VOVHIIVEwwRFNJODEKNAjUoAESAzIyNxjucyDBkwEo0uSXAzCU6JcDOFRAAVgBaghESVNDT1VOVHIIVEwwRFNJODEKQQjUoAESBDQ0NjkYwZMBILKiASjQ7ZcDMNHvlwM4VEABWAFqCERJU0NPVU5UcghUTDBEU0k4MXoJCMJsEgQ0NDY5CrwBCkAI1KABEgQ0Mzk4GLKiASCpUSi1qJgDMKKqmAM4VEAAWAFqCERJU0NPVU5UcghUTDBEU0k4MXoJCMJsEgQ0Mzk4CjQI1KABEgMyMTAYqVEgi5IBKL2smAMw66-YAzhUQAFYAWoIRElTQ09VTlRyCFRMMERTSTgxCkII1KABEgQxMzM0GIuSASDLsQEoyLmYAzDtupgDOFRAAVgBaghESVNDT1VOVHIIVEwwRFNJODF6CgjOkgESBDEzMzQSCggBEAEYASoCVFAYASIECAEQASgCKAMoBDAB)

![avianca](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/av.gif)

Mon, 11 May - Mon, 25 May

LHR

London

SJU

San Juan

£700

Return

found 2 hours ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SJU,departure:11/05/2026TANYT&leg2=from:SJU,to:LHR,departure:25/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:699.09&airProductToken=AQpECiAIwawBEgMxMjEY64kBIMEzKJHdjAMwquKMAzhTQABYAQogCMGsARIDMjE0GMEzILKiASiu5IwDMN3ljAM4U0ABWAEKRAogCMGsARIDMjU5GLKiASDBMyir-40DMNX8jQM4U0AAWAEKIAjBrAESAzEyMBjBMyDriQEoif6NAzDrgo4DOFNAAVgBEgoIARABGAEqAkFWGAEiBAgBEAEoBDAB)

![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif)

Mon, 20 Apr - Tue, 5 May

LHR

London

SJU

San Juan

£720

Return

found 3 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:SJU,departure:20/04/2026TANYT&leg2=from:SJU,to:LHR,departure:05/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:719.55&airProductToken=AQqtAQo0CMaSARIDNDU1GOuJASCKKSjJ8IoDMIfyigM4T0AAWAFqCFNUQU5EQVJEcghPSjJRT0FFQwozCMaSARIDNjE1GIopIKlRKJz6igMwmP2KAzhPQAFYAWoIU1RBTkRBUkRyCE9KMlFPQUVDCkAIxpIBEgQ3ODA1GKlRILKiASi3_ooDMK-AiwM4T0ABWAFqCFNUQU5EQVJEcghPSjJRT0FFQ3oJCMJsEgQ3ODA1Cq8BCkEIxpIBEgQ3OTkwGLKiASDBkwEo3JeMAzDSmYwDOE9AAFgBaghTVEFOREFSRHIIT0oyUU9BRUN6CQjCbBIENzk5MAo0CMaSARIDNjMwGMGTASCKKSiym4wDMO2djAM4T0ABWAFqCFNUQU5EQVJEcghPSjJRT0FFQwo0CMaSARIDNDUwGIopIOuJASjMnowDMI-gjAM4T0ABWAFqCFNUQU5EQVJEcghPSjJRT0FFQxIKCAEQARgBKgJGSRgBIgQIARABKAIoAygEMAE)

![Aer Lingus](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EI.gif)

Tue, 8 Sept - Wed, 23 Sept

MAN

Manchester

SJU

San Juan

£752

Return

found 2 hours ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:MAN,to:SJU,departure:08/09/2026TANYT&leg2=from:SJU,to:MAN,departure:23/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:751.75&airProductToken=AQqFAQopCMWSARIDMjAzGIxoIIMNKM6clwMwj52XAzhPQABYAXIIT0xONUM1TTQKKQjFkgESAzEwNRiDDSCpUSiCnpcDMMShlwM4T0ABWAFyCE9MTjVDNU00Ci0IwmwSAzgwMxipUSCyogEowaKXAzCzpJcDOFBAAVgBagJBTnIIUEk0QVVFWTUSCggBEAEYASoCRUkYASIECAEQASgCKAMoBDAB)

## Find the cheapest month to fly from Columbus (CMH) to San Juan (SJU)

### February is typically the cheapest month to fly

From £116 - £261 per traveller.

## Book with confidence

# Expedia flights to San Ildefonso

Searching for cheap flights to San Ildefonso? No travel company presents more choices than Expedia if you're looking to compare flights to San Ildefonso. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Coamo. Expedia provides the cheapest flights to many destinations in Coamo and you may find even greater savings if you combine your flight with a hotel stay in San Ildefonso.

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 San Ildefonso 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 San Ildefonso 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           | Luis Munoz Marin Intl. |
| ----------------------------- | ---------------------- |
| Destination airport IATA code | SJU                    |
| Destination city name         | San Juan               |
| Return price                  | £230                   |

## Trending flights to San Ildefonso

Prices were available within the past 7 days and start at £355 for one-way flights and £490 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

![JetBlue Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/b6.gif)

Wed, 16 Sept - Mon, 28 Sept

LHR

London

BQN

Aguadilla

£490

Return

found 3 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BQN,departure:16/09/2026TANYT&leg2=from:BQN,to:LHR,departure:28/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:489.19&airProductToken=AQpcCiwIwmwSAjIwGOuJASCpUSiv-JcDMKL8lwM4TEAAWAFqAkROcghPTDVMQVhMMQosCMJsEgM1MzkYqVEggWwo1v-XAzDJgZgDOExAAVgBagJETnIIT0w1TEFYTDESCggBEAEYASoCQjYYASIECAEQASgCKAQoBjAB)

\*Available to Expedia members.