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£73+ 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 27/8. 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
4 Aug — 11 Aug1
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 30 July 2025.

Cheapest one-way flight

£204

Cheapest airline

Frontier

Most popular destination

London Heathrow (LHR)

Good round-trip deal

£118 or less

Good one-way deal

£57 or less
The cheapest one-way flight from Portland is currently to Reykjavik Keflavik Intl.
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On average, Frontier currently has the cheapest one-way flight from Portland (avg. price of £94).
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London Heathrow (LHR) is currently the most popular flight destination from Portland (average return price of £384).
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Price to beat on a round-trip flight from Portland.
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Price to beat on a one-way flight from Portland.
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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 30 July 2025.

Sun 2/1117:45PDX - INV
1 stop17h 15mBritish Airways
Fri 14/1120:30INV - PDX
2 stops34h 56mBritish Airways
Deal found 27/7£420
Sun 16/1109:50PDX - LHR
1 stop18h 00mMultiple Airlines
Sun 23/1107:40LHR - PDX
2 stops18h 50mMultiple Airlines
Deal found 29/7£435
Fri 26/915:20PDX - LGW
1 stop15h 20mIcelandair
Tue 7/1015:40LGW - PDX
1 stop34h 15mIcelandair
Deal found 29/7£435
Sun 12/1019:25PDX - LHR
Nonstop9h 35mBritish Airways
Mon 27/1008:20LHR - PDX
1 stop15h 45mBritish Airways
Deal found 29/7£436
Sun 12/1010:00PDX - LHR
2 stops17h 50mLufthansa
Wed 29/1006:35LHR - PDX
2 stops25h 10mLufthansa
Deal found 28/7£441
Wed 1/1015:20PDX - GLA
1 stop14h 05mIcelandair
Wed 15/1014:20GLA - PDX
1 stop11h 35mIcelandair
Deal found 28/7£441
Mon 15/915:20PDX - MAN
1 stop12h 20mIcelandair
Wed 1/1012:40MAN - PDX
1 stop13h 15mIcelandair
Deal found 29/7£442
Fri 17/1015:25PDX - LHR
1 stop13h 55mAir Canada
Fri 24/1017:40LHR - PDX
2 stops29h 50mAir Canada
Deal found 27/7£442
Sun 24/815:15PDX - LHR
1 stop15h 00mKLM
Sun 31/806:30LHR - PDX
1 stop12h 30mKLM
Deal found 28/7£445
Thu 4/906:15PDX - STN
3 stops21h 45mMultiple Airlines
Wed 17/906:30STN - PDX
3 stops24h 31mMultiple Airlines
Deal found 29/7£445
Mon 18/813:15PDX - LCY
1 stop12h 15mVirgin Atlantic
Tue 26/819:00LCY - PDX
1 stop24h 20mVirgin Atlantic
Deal found 29/7£446
Tue 9/908:30PDX - LGW
2 stops25h 20mSWISS
Mon 22/918:35LGW - PDX
2 stops32h 11mSWISS
Deal found 28/7£446

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 30 July 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

PortlandInverness

PDX - INV

PDXINV

Portland

Sun 2/11

17:45-19:00

1 stop17h 15m

Inverness

Fri 14/11

20:30-23:26

2 stops34h 56m

£420

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 16/11

09:50-11:50

1 stop18h 00m

London Heathrow

Sun 23/11

07:40-18:30

2 stops18h 50m

£435

PortlandLondon

PDX - LGW

PDXLGW

Portland

Fri 26/9

15:20-14:40

1 stop15h 20m

London Gatwick

Tue 7/10

15:40-17:55

1 stop34h 15m

£435

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 12/10

19:25-13:00

Nonstop9h 35m

London Heathrow

Mon 27/10

08:20-17:05

1 stop15h 45m

£436

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 12/10

10:00-11:50

2 stops17h 50m

London Heathrow

Wed 29/10

06:35-00:45

2 stops25h 10m

£441

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 1/10

15:20-13:25

1 stop14h 05m

Glasgow Intl

Wed 15/10

14:20-17:55

1 stop11h 35m

£441

PortlandLondon

PDX - LHR

PDXLHR

Portland

Fri 17/10

15:25-13:20

1 stop13h 55m

London Heathrow

Fri 24/10

17:40-15:30

2 stops29h 50m

£442

PortlandManchester

PDX - MAN

PDXMAN

Portland

Mon 15/9

15:20-11:40

1 stop12h 20m

Manchester

Wed 1/10

12:40-17:55

1 stop13h 15m

£442

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 24/8

15:15-14:15

1 stop15h 00m

London Heathrow

Sun 31/8

06:30-11:00

1 stop12h 30m

£445

PortlandLondon

PDX - STN

PDXSTN

Portland

Thu 4/9

06:15-12:00

3 stops21h 45m

London Stansted

Wed 17/9

06:30-23:01

3 stops24h 31m

£445

Flights are sorted by cheapest return flights first.

Deals found on 29/7

Showing 1-10 of 60 results
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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 25 July 2025.

Booking 49 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 £402). Flying from Portland in June will prove the most costly (average of £618). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Portland?

Many airlines operate round-trip flights from Portland: British Airways, Iberia, Virgin Atlantic. These airlines fly to the following popular destinations: London.

British Airways
British Airways
From £522
Iberia
Iberia
From £576
Frontier
Frontier
From £38
Alaska Airlines
Alaska Airlines
From £128

What are popular destinations to fly to from Portland?

If you’re flying from Portland, these routes are more frequently taken by airlines Seattle (606 flights per day), Los Angeles (527 flights per day) and San Francisco (433 flights per day).

London
London
From £400
Reykjavik
Reykjavik
From £272
Los Angeles
Los Angeles
From £79
Seattle/Tacoma Intl
Seattle/Tacoma Intl
From £75

What is the cheapest place to fly to from Portland?

The cheapest city to fly to from Portland is Seattle/Tacoma Intl, with prices starting at £57. Explore other affordable destinations below.

Seattle/Tacoma Intl
Seattle/Tacoma Intl
From £75
Los Angeles
Los Angeles
From £79
Vancouver Intl
Vancouver Intl
From £98
San Diego
San Diego
From £138

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.
Get a feel of what it's like to fly with Delta, KLM, andSWISS 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.
Delta
8.0
Very Good
7,979 reviews
Check prices

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,979 reviews
Delta
8.0
Very Good
7,979 reviews
Check prices

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very Good
7,979 reviews
Check prices

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,686 reviews
Delta
8.0
Very Good
7,979 reviews
Check prices

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very Good
7,979 reviews
Check prices

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,972 reviews
Delta
8.0
Very Good
7,979 reviews
Check prices

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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Direct flights from Oregon

Book a direct flight from one of these other cities located in Oregon.
Direct flights from Medford
Direct flights from Eugene
Direct flights from Redmond
Direct flights from North Bend

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 30 July 2025.

  • What are the most popular destinations to fly to from Portland?

    This month, the top selected destinations from Portland are Boston, Chicago, Atlanta. 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 £57 to Seattle (prices may vary depending on the airline and departure time). On average, users have booked flights for £355 to fly from Portland.

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

    Over the past few days, we've found that Frontier, Spirit Airlines, and Alaska Airlines have the cheapest prices from Portland. Frontier flights from Portland to San Francisco (£29), Spirit Airlines flights from Portland to Las Vegas Harry Reid Intl (£34), and Alaska Airlines flights from Portland to Newark (£96).

  • 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 £969
    Portland to London Heathrow Airport from £1,387
    Portland to Denver from £1,912
    Portland to Vancouver Intl Airport from £2,320

  • What is the cheapest first class flight from Portland?

    If you’re looking for a cheap first-class flight from Portland, consider Santa Barbara. Prices start at £402 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 £369 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.

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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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