Title: CA $318 Cheap Aer Lingus fights from Rome to London - Expedia.ca ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $318 Cheap Aer Lingus fights from Rome (ROM) to London (LON) [View CA $318 flight on Wed, Jan 21, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:FCO,to:LHR,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:317.70&airProductToken=AQpXCikIxZIBEgM0MDMYxXAggw0ozIKDAzCPhIMDOEFAAFgBcghBRVVPVzEzRwoqCMWSARIDMTc4GIMNIOuJASi2hoMDMIaHgwM4R0ABWAFyCEdPVzIzR0RTEgoIARABGAEqAkVJGAEiBAgBEAEoAigDKAQwAQ) - [Roundtrip](?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 - ![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 30% 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.ca/login) ## Aer Lingus flights from Rome to London (ROM→LON) Prices were available within the past 7 days and start at CA $318 for one-way flights and CA $717 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Aer Lingus](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EI.gif) Mon, Apr 20 - Tue, Apr 21 FCO Rome LHR London CA $717 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:FCO,to:LHR,departure:20/04/2026TANYT&leg2=from:LHR,to:FCO,departure:21/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:716.70&airProductToken=AQpXCikIxZIBEgM0MDEYxXAggw0oyumKAzCI64oDOFpAAFgBcghaRVVPVzEzRwoqCMWSARIDMTc4GIMNIOuJASj87ooDMNHvigM4UEABWAFyCFBPVzIzR0RTClcKKgjFkgESAzE1ORjriQEggw0otPeKAzCJ-IoDOEdAAFgBcghHT1cyM0dEUwopCMWSARIDNDA2GIMNIMVwKJX5igMwzvqKAzhHQAFYAXIIR0VVT1cxM0cSCggBEAEYASoCRUkYASIECAEQASgCKAMoBDAB) ![Aer Lingus](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EI.gif) Wed, Apr 8 - Sun, Apr 12 FCO Rome LCY London CA $731 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:FCO,to:LCY,departure:08/04/2026TANYT&leg2=from:LCY,to:FCO,departure:12/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:731.00&airProductToken=AQpjCikIxZIBEgM0MDEYxXAggw0oyuKJAzCI5IkDOEdAAFgBcghHRVVPVzEzRwo2CMWSARIEODM2ORiDDSDLwAEoseeJAzCQ6IkDOFZAAVgBcgdWQTI1R0RTegoIwoIBEgQ4MzY5CmMKNgjFkgESBDgzNjQYy8ABIIMNKN-SigMwr5OKAzhPQABYAXIHT0EyNUdEU3oKCMKCARIEODM2NAopCMWSARIDNDAyGIMNIMVwKOCaigMwmZyKAzhQQAFYAXIIUEVVT1cxM0cSCggBEAEYASoCRUkYASIECAEQASgCKAMoBDAB) ## Find the cheapest month to fly from Rome (ROM) to London (LON) ### January is typically the cheapest month to fly From CA $71 - CA $331 per traveller. ## Alternative airports near London Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:FCO,to:LHR,departure:17/01/2026TANYT&leg2=from:LHR,to:FCO,departure:21/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LHR Heathrow Cheapest 28 min [Flights from CA $245 ](https://www.expedia.ca/Flights-Search?leg1=from:FCO,to:LHR,departure:17/01/2026TANYT&leg2=from:LHR,to:FCO,departure:21/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.ca/Flights-Search?leg1=from:FCO,to:LGW,departure:17/01/2026TANYT&leg2=from:LGW,to:FCO,departure:31/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LGW Gatwick 52 min [Flights from CA $471 ](https://www.expedia.ca/Flights-Search?leg1=from:FCO,to:LGW,departure:17/01/2026TANYT&leg2=from:LGW,to:FCO,departure:31/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Travel information | Origin airport | Fiumicino - Leonardo da Vinci Intl. | | ------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Destination airport | Gatwick | | Airlines serving | Aegean, Aer Lingus, Air France, Air Serbia, Austrian Airlines, British Airways, Brussels Airlines, Condor, ITA Airways, Iberia, KLM, KM Malta Airlines, LOT-Polish Airlines, Lufthansa, Luxair, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, Vueling Airlines, easyJet | | Popular airline | Swiss International Air Lines | | Distance | 1397 km | \*Available to Expedia members.