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£302+ Direct flights from Portland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — LHR
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Direct flights from Portland

Enter your travel dates to find the best prices.

Cheapest flights from Portland
Explore the most affordable flight options available from Portland. Find the lowest fares based on data from user searches, with prices last updated on 12 December 2025.

Mon 2/317:45PDX - LHR
Nonstop9h 35mBritish Airways
Wed 18/313:45LHR - PDX
Nonstop10h 10mBritish Airways
Deal found 11/12£468
Sun 11/117:45PDX - LHR
Nonstop9h 35mBritish Airways
Fri 23/113:45LHR - PDX
Nonstop10h 10mBritish Airways
Deal found 11/12£479
Mon 16/318:45PDX - LHR
Nonstop9h 35mBritish Airways
Thu 23/415:40LHR - PDX
Nonstop10h 00mBritish Airways
Deal found 11/12£480
Mon 27/419:30PDX - LHR
Nonstop9h 30mBritish Airways
Wed 6/515:40LHR - PDX
Nonstop10h 00mBritish Airways
Deal found 10/12£491
Sun 1/317:45PDX - LHR
Nonstop9h 35mBritish Airways
Sun 15/313:45LHR - PDX
Nonstop10h 10mBritish Airways
Deal found 11/12£505
Sun 11/117:45PDX - LHR
Nonstop9h 35mBritish Airways
Sun 18/113:45LHR - PDX
Nonstop10h 10mBritish Airways
Deal found 9/12£516
Fri 23/117:45PDX - LHR
Nonstop9h 35mBritish Airways
Tue 5/515:40LHR - PDX
Nonstop10h 00mBritish Airways
Deal found 11/12£517
Tue 14/419:30PDX - LHR
Nonstop9h 30mAmerican Airlines
Fri 24/415:40LHR - PDX
Nonstop10h 00mAmerican Airlines
Deal found 10/12£528
Wed 14/117:45PDX - LHR
Nonstop9h 35mBritish Airways
Wed 21/113:45LHR - PDX
Nonstop10h 10mBritish Airways
Deal found 9/12£529
Wed 25/318:45PDX - LHR
Nonstop9h 35mBritish Airways
Sat 4/415:40LHR - PDX
Nonstop10h 00mBritish Airways
Deal found 10/12£537
Sun 11/117:45PDX - LHR
Nonstop9h 35mFinnair
Sun 25/113:45LHR - PDX
Nonstop10h 10mFinnair
Deal found 11/12£539
Sun 26/419:30PDX - LHR
Nonstop9h 30mAmerican Airlines
Tue 26/515:40LHR - PDX
Nonstop10h 00mAmerican Airlines
Deal found 10/12£540

Find direct flights from Portland within your budget

 
Use the slider to find direct flights from Portland within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches. This data was last updated on 12 December 2025.

Fly to

Heathrow

Route

Depart

Return

Price

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 27/4

19:30-13:00

Nonstop9h 30m

London Heathrow

Thu 7/5

15:40-17:40

Nonstop10h 00m

£491

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 27/4

19:30-13:00

Nonstop9h 30m

London Heathrow

Wed 6/5

15:40-17:40

Nonstop10h 00m

£491

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 1/3

17:45-11:20

Nonstop9h 35m

London Heathrow

Sun 15/3

13:45-16:55

Nonstop10h 10m

£505

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 9/3

18:45-11:20

Nonstop9h 35m

London Heathrow

Mon 16/3

13:45-16:55

Nonstop10h 10m

£516

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 16/3

18:45-11:20

Nonstop9h 35m

London Heathrow

Mon 23/3

13:45-16:55

Nonstop10h 10m

£516

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 23/4

19:30-13:00

Nonstop9h 30m

London Heathrow

Thu 30/4

15:40-17:40

Nonstop10h 00m

£517

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 9/4

19:30-13:00

Nonstop9h 30m

London Heathrow

Fri 17/4

15:40-17:40

Nonstop10h 00m

£553

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 5/5

19:30-13:00

Nonstop9h 30m

London Heathrow

Mon 11/5

15:40-17:40

Nonstop10h 00m

£589

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 12/1

17:45-11:20

Nonstop9h 35m

London Heathrow

Sun 18/1

13:45-15:55

Nonstop10h 10m

£590

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 14/1

17:45-11:20

Nonstop9h 35m

London Heathrow

Sun 18/1

13:45-15:55

Nonstop10h 10m

£590

Flights are sorted by cheapest return flights first.

Deals found on 10/12

Showing 1-10 of 20 results
1
2

Best time to book a flight from Portland

Have a flexible travel schedule? Discover the best time to fly from Portland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines flying non-stop to Portland

Get insights into the airlines that provide direct flights from Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight from Portland. Reviews last updated Cheapflights.
Get a feel of what it's like to fly with Icelandair, Iberia, andBritish Airways from Portland by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
589 reviews
Check prices

Overall

7.0

Boarding

7.2

Comfort

6.9

Entertainment

7.0

Food

6.2

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
Icelandair
7.0
Good
589 reviews
Icelandair
7.0
Good
589 reviews
Check prices

Overall

7.0

Boarding

7.2

Comfort

6.9

Entertainment

7.0

Food

6.2

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
Iberia
7.0
Good
3,046 reviews
Icelandair
7.0
Good
589 reviews
Check prices

Overall

7.0

Boarding

7.2

Comfort

6.9

Entertainment

7.0

Food

6.2

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
British Airways
6.7
Okay
7,571 reviews
Icelandair
7.0
Good
589 reviews
Check prices

Overall

7.0

Boarding

7.2

Comfort

6.9

Entertainment

7.0

Food

6.2

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.

Related info for your journey

Access useful and relevant information related to your journey from Portland. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 12 December 2025.

  • Where can you fly direct from Portland?

    Currently, the most popular direct flight destination from Portland is London Heathrow Airport.

  • How much are direct flights from Portland?

    On average, a one-way direct flight from Portland will cost users approximately £1,141. If you're looking for a direct round-trip flight from Portland, you can expect to pay around £154.

  • How long is a direct flight from Portland?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from Portland to last approximately 5h 45m on average. The quickest direct flight from Portland at this time departs from Portland (2h 01m), while the longest leaves from Portland (9h 30m).

  • What is the best time of year to fly direct from Portland?

    If you're seeking the lowest price on a direct flight from Portland, January is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, November offers travelers the most options.

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