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£109+ Cheap flights from Portland

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/4. 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
27 Mar — 3 Apr1
1 adult

What to know about flights from Portland

Discover essential information about flights departing from Portland, including flight schedules, destinations, airlines operating at the Portland airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 22 March 2025.

Cheapest round-trip flight

£442

Cheapest airline

British Airways

Good round-trip deal

£108 or less

Good one-way deal

£115 or less
The cheapest round-trip flight from Portland is currently to London Heathrow.
On average, British Airways currently has the cheapest one-way flight from Portland (avg. price of £514).
Price to beat on a round-trip flight from Portland.
Price to beat on a one-way flight from Portland.

Find flights from Portland

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 22 March 2025.

Mon 5/515:20PDX - MAN
1 stop12h 20mIcelandair
Sun 18/513:05MAN - PDX
1 stop12h 50mIcelandair
Deal found 21/3£445
Thu 8/515:20PDX - LHR
1 stop12h 35mIcelandair
Thu 15/513:05LHR - PDX
1 stop12h 50mIcelandair
Deal found 21/3£467
Wed 7/515:20PDX - LGW
1 stop15h 20mIcelandair
Sun 11/513:00LGW - PDX
1 stop12h 55mIcelandair
Deal found 22/3£467
Sun 6/419:25PDX - LHR
Nonstop9h 35mIberia
Tue 22/415:40LHR - PDX
Nonstop9h 55mIberia
Deal found 21/3£468
Sun 6/419:05PDX - LHR
1 stop34h 15mAir Canada
Tue 22/414:10LHR - PDX
1 stop32h 35mAir Canada
Deal found 21/3£469
Thu 8/515:25PDX - LHR
1 stop13h 55mMultiple Airlines
Thu 15/508:40LHR - PDX
2 stops18h 05mMultiple Airlines
Deal found 21/3£479
Sun 6/415:25PDX - LHR
1 stop13h 55mLufthansa
Tue 22/408:30LHR - PDX
2 stops41h 55mLufthansa
Deal found 21/3£482
Sun 6/419:25PDX - LHR
Nonstop9h 35mFinnair
Tue 22/415:40LHR - PDX
Nonstop9h 55mFinnair
Deal found 21/3£485
Mon 5/515:20PDX - STN
2 stops16h 55mMultiple Airlines
Mon 12/519:40STN - PDX
2 stops30h 15mMultiple Airlines
Deal found 20/3£487
Sun 27/411:40PDX - LHR
1 stop35h 45mUnited Airlines
Tue 6/514:10LHR - PDX
1 stop27h 20mUnited Airlines
Deal found 22/3£489
Wed 17/905:55PDX - LGW
2 stops18h 15mAmerican Airlines
Thu 25/910:25LGW - PDX
2 stops20h 40mAmerican Airlines
Deal found 21/3£497
Thu 21/807:00PDX - GLA
2 stops19h 15mBritish Airways
Thu 28/808:35GLA - PDX
1 stop17h 00mBritish Airways
Deal found 21/3£498

Find flights from Portland within your budget

Find flights departing from Portland that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 22 March 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

PortlandManchester

PDX - MAN

PDXMAN

Portland

Mon 5/5

15:20-11:40

1 stop12h 20m

Manchester

Sun 18/5

13:05-17:55

1 stop12h 50m

£445

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 8/5

15:20-11:55

1 stop12h 35m

London Heathrow

Thu 15/5

13:05-17:55

1 stop12h 50m

£467

PortlandLondon

PDX - LGW

PDXLGW

Portland

Wed 7/5

15:20-14:40

1 stop15h 20m

London Gatwick

Sun 11/5

13:00-17:55

1 stop12h 55m

£467

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 6/4

19:25-13:00

Nonstop9h 35m

London Heathrow

Tue 22/4

15:40-17:35

Nonstop9h 55m

£468

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 6/4

19:05-13:20

1 stop34h 15m

London Heathrow

Tue 22/4

14:10-14:45

1 stop32h 35m

£469

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 8/5

10:10-10:00

2 stops15h 50m

London Heathrow

Thu 15/5

08:40-18:45

2 stops18h 05m

£479

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 6/4

15:25-13:20

1 stop13h 55m

London Heathrow

Tue 22/4

08:30-18:25

2 stops41h 55m

£482

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 6/4

19:25-13:00

Nonstop9h 35m

London Heathrow

Tue 22/4

15:40-17:35

Nonstop9h 55m

£485

PortlandLondon

PDX - STN

PDXSTN

Portland

Mon 5/5

15:20-16:15

2 stops16h 55m

London Stansted

Mon 12/5

19:40-17:55

2 stops30h 15m

£487

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 27/4

11:40-07:25

1 stop35h 45m

London Heathrow

Tue 6/5

14:10-09:30

1 stop27h 20m

£489

Flights are sorted by cheapest return flights first.

Deals found on 21/3

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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.

Travel insights for flights from Portland

Get recent, data-driven insights about flights from Portland including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Portland?

Use this chart to determine the optimal time to book a return flight from Portland to Heathrow. Price data was last updated on 14 March 2025.

Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland?

Currently, November is the cheapest month in which you can book a flight from Portland (average of £413). Flying from Portland in June will prove the most costly (average of £749). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Portland

Get insights into the airlines that provide service 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 airline for your flight from Portland. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very Good

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Crew

8.5

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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Direct flights from Oregon

Book a direct flight from one of these other cities located in Oregon.

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 22 March 2025.
  • What are the most popular destinations to fly to from Portland?

    This month, the top selected destinations from Portland are Austin, Boston, Chicago. Throughout the year, Boston, Chicago, Atlanta are some of the top choices made by users flying from Portland.

  • What is the cheapest flight from Portland to anywhere?

    Users have flown out of Portland for as low as £53 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for £456 to fly from Portland.

  • What are the cheapest airlines flying from Portland to anywhere?

    Over the past few days, we've found that Frontier, Alaska Airlines, and Iberia have the cheapest prices from Portland. Frontier flights from Portland to San Francisco (£29), Alaska Airlines flights from Portland to Los Angeles (£99), and Iberia flights from Portland to London Heathrow (£445).

  • What is the cheapest premium economy flight from Portland?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from Portland.
    Portland to Washington, D.C. Reagan-National Airport from £999
    Portland to San Francisco from £1,358
    Portland to London Heathrow Airport from £1,705
    Portland to Los Angeles from £1,806

  • What is the cheapest first class flight from Portland?

    If you’re looking for a cheap first-class flight from Portland, consider Phoenix. Prices start at £445 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from Portland?

    At the present moment the cheapest month to fly from Portland is currently November; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Portland?

    Check out the cheapest flights from Portland to embark to:
    Travel from Portland to London from £462 round trip

  • How does Cheapflights help users find flights from Portland?

    When you search for this flight from Portland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from Portland?

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland.

  • Can Cheapflights find flights from Portland with no change fees?

    Certainly. Search results for flights from Portland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Portland become cheaper?

    Yes, Cheapflights offers price alerts on flights from Portland so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland?

When you search for this flight from Portland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets from Portland?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland.

Can Cheapflights find flights from Portland with no change fees?

Certainly. Search results for flights from Portland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portland become cheaper?

Yes, Cheapflights offers price alerts on flights from Portland so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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