Title: £478 Cheap British Airways flights from London to Portland (LHR→PDX) - Expedia.co.uk

![View of Portland, Oregon overlooking the willamette river on a Fall Afternoon](https://images.trvl-media.com/place/178299/b61662af-dec4-42f2-b3cd-9aa834264b40.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

![](https://images.trvl-media.com/place/178299/b61662af-dec4-42f2-b3cd-9aa834264b40.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

# £478 Cheap British Airways flights from London to Portland (LHR→PDX)

[View £478 flight on Tue, 1 Sept 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:PDX,departure:01/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:477.09&airProductToken=AQqEAQpACMKCARIEMTUwNBjriQEgo7EBKJvOlgMw-NKWAzhPQABYAWoFTk9CQUdyCU9MWDVDNUI0UHoKCMGCARIEMTUwNApACMKCARIENjc4NBijsQEg77gBKInUlgMw-tWWAzhPQAFYAWoFTk9CQUdyCU9MWDVDNUI0UHoKCMGCARIENjc4NBIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) 

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## British Airways flights from London to Portland (LHR→PDX)

Prices were available within the past 7 days and start at £478 for one-way flights and £703 for round trip, for the period specified. 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)

Tue, 5 Jan - Wed, 20 Jan

LHR

London

PDX

Portland

£703

Return

found 4 days ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:PDX,departure:05/01/2027TANYT&leg2=from:PDX,to:LHR,departure:20/01/2027TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:702.19&airProductToken=AQp1CjIIwoIBEgMxOTMY64kBIKOxASiE26EDMObfoQM4T0AAWAFqBU5PQkFHcghPTFg4QzFCNAo_CMKCARIENTEyMRijsQEg77gBKO7poQMw6-uhAzhPQAFYAWoFTk9CQUdyCE9MWDhDMUI0egoIwYIBEgQ1MTIxCjQKMgjCggESAzI2NhjvuAEg64kBKOmIowMwqI2jAzhPQABYAWoFTk9CQUdyCE9MVTFDMUI0EgoIAhABGAIqAkJBGAEiBAgBEAEoAigDKAQwDQ)

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

Tue, 15 Sept - Mon, 28 Sept

LHR

London

PDX

Portland

£718

Return

found 18 hours ago

[](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:PDX,departure:15/09/2026TANYT&leg2=from:PDX,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:717.99&airProductToken=AQo0CjIIwoIBEgMyNjcY64kBIO-4ASjw7pcDMMjzlwM4T0AAWAFqBU5PQkFHcghPTFUxQzFCNAo0CjIIwoIBEgMyNjYY77gBIOuJASjWhpkDMJCLmQM4T0AAWAFqBU5PQkFHcghPTFUxQzNCNBIKCAIQARgCKgJCQRgBIgQIARABKAIoAygEMA0)

## Alternative airports near Portland

Prices were available within the past 7 days. Prices and availability are subject to change.

[](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:PDX,departure:13/04/2026TANYT&leg2=from:PDX,to:LHR,departure:20/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE)

PDX

Portland Intl.

CheapestClosest

17 min

[Flights from £624

](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:PDX,departure:13/04/2026TANYT&leg2=from:PDX,to:LHR,departure:20/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 

## Find the cheapest month to fly from London (LHR) to Portland (PDX)

### September is typically the cheapest month to fly

From £431 - £884 per traveller.

## Travel information

| Origin airport      | Heathrow                                                                                                                                                                                                                                                                |
| ------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Destination airport | Portland Intl.                                                                                                                                                                                                                                                          |
| Airlines serving    | Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, United, Virgin Atlantic, WestJet |
| Popular airline     | Virgin Atlantic                                                                                                                                                                                                                                                         |
| Distance            | 7839 km                                                                                                                                                                                                                                                                 |
| 0                   |                                                                                                                                                                                                                                                                         |

## Explore a world of travel with Expedia

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