Title: CA $539 Cheap WestJet fights from Montreal to London - Expedia.ca

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# CA $539 Cheap WestJet fights from Montreal (YUL) to London (LGW)

[View CA $539 flight on Fri, May 22, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:YUL,to:LGW,departure:22/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:538.71&airProductToken=AQqaAQoxCNemARIDODE3GJhdIJjOASj92Y0DMNfajQM4TEAAWAFqBUVDT05PcghMQVVEMExFSwoyCNemARIDODAwGJjOASD4yQEo19-NAzDZ4I0DOExAAVgBagVFQ09OT3IITEs3SjJPRVcKMQjXpgESAjQwGPjJASDLsQEox-aNAzCv6Y0DOExAAVgBagVFQ09OT3IITEs3SjJPRVcSCggBEAEYASoCV1MYASIECAEQASgCKAMoBDAB) 

- [Roundtrip](?flightType=roundtrip)
- [One-way](?flightType=oneway)
- [Multi-city](?flightType=multicity)

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## WestJet flights from Montreal to London (YUL→LGW)

Prices were available within the past 7 days and start at CA $539 for one-way flights and CA $1,230 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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One way

Roundtrip

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

Wed, May 6 - Thu, Jun 4

YUL

Montreal

LGW

London

CA $1,230

Roundtrip

found 9 hours ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:YUL,to:LGW,departure:06/05/2026TANYT&leg2=from:LGW,to:YUL,departure:04/06/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1229.81&airProductToken=AQqaAQoxCNemARIDODE3GJhdIJjOASj9pYwDMNemjAM4TEAAWAFqBUVDT05PcghMQVVEMExFSwoyCNemARIDNzgwGJjOASCYngEo3LCMAzCVsowDOExAAVgBagVFQ09OT3IITEs3SjJPRVcKMQjXpgESAjUwGJieASDLsQEo9LKMAzCltYwDOExAAVgBagVFQ09OT3IITEs3SjJPRVcKmgEKMQjXpgESAjQxGMuxASD4yQEo3-WOAzD-6I4DOExAAFgBagVFQ09OT3IITEs3SjFPRVcKMgjXpgESAzgxMRj4yQEgmM4BKJPsjgMwqe2OAzhMQAFYAWoFRUNPTk9yCExLN0oxT0VXCjEI16YBEgM4NTgYmM4BIJhdKIPujgMw2O6OAzhMQAFYAWoFRUNPTk9yCExBVUQwTEVLEgoIARABGAEqAldTGAEiBAgBEAEoAigDKAQwAQ)

## 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:YUL,to:LHR,departure:18/02/2026TANYT&leg2=from:LHR,to:YUL,departure:25/02/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE)

LHR

Heathrow

28 min

[Flights from CA $721

](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:LHR,departure:18/02/2026TANYT&leg2=from:LHR,to:YUL,departure:25/02/2026TANYT&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:YUL,to:LCY,departure:18/02/2026TANYT&leg2=from:LCY,to:YUL,departure:27/02/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE)

LCY

London City

Closest

21 min

[Flights from CA $1,232

](https://www.expedia.ca/Flights-Search?leg1=from:YUL,to:LCY,departure:18/02/2026TANYT&leg2=from:LCY,to:YUL,departure:27/02/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 

## Find the cheapest month to fly from Montreal (YUL) to London (LGW)

### May is typically the cheapest month to fly

From CA $650 - CA $1,047 per traveller.

__Flight from Montreal to London (YUL - LGW) route information__
| Origin airport      | Pierre Elliott Trudeau Intl.                                                                                                                                    |
| ------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Destination airport | Gatwick                                                                                                                                                         |
| Airlines serving    | Air France, Air Transat, Delta, Porter Airlines, Royal Air Maroc, SATA International-Azores Airlines S.A., Swiss International Air Lines, TAP Portugal, WestJet |
| Popular airline     | TAP Portugal                                                                                                                                                    |
| Distance            | 5217 km                                                                                                                                                         |

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