Which airlines fly to Portland?

For flights from United Kingdom to Portland, most momondo users will book with popular airlines such as British Airways, Virgin Atlantic, Finnair and Icelandair. Depending on what airport you fly from, you may have other airlines to choose from.

Delta Flights to Portland

There are 32 Delta flights to Portland in a normal week. The most common departure point is Seattle/Tacoma Intl and the best Delta ticket price seen on momondo is £674 (last 72 hours, from London Heathrow, to Portland). Delta has a score of 7.9 from 7,960 user reviews on momondo.

KLM Flights to Portland

£548 is the best return KLM deal to Portland found on momondo in the last few days. The deal departed from Birmingham. KLM has 29 flights to Portland most weeks, with prices varying by availability. 1,385 momondo users have reviewed KLM, scoring the airline a 7.8/10 on average.

How long does it take to fly to Portland?

Flight times vary depending on what airport in United Kingdom you fly out of and what airport in Portland you fly into. For example, flying from London Heathrow to Portland takes 9h 55m on average. On the other hand, flying from Manchester to Portland takes 13h 05m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

£354 Cheap Flights to Portland in 2025

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Find the cheapest flights from the United Kingdom to Portland

Round-trip

One-way

Last minute

Direct

Cheap return flights

13:45 - 15:55LHR-PDX

10h 10mdirect

17:45 - 11:20PDX-LHR

9h 35mdirect

£526American Airlines

Find Deal

Mon, 9 Feb - Fri, 13 Feb

13:45 - 15:55LHR-PDX

10h 10mdirect

16:00 - 12:20PDX-LHR

12h 20m1 stop

£529

Find Deal

Mon, 9 Feb - Fri, 13 Feb

15:10 - 23:29LHR-PDX

16h 19m1 stop

19:25 - 13:00PDX-LHR

9h 35mdirect

£530British Airways

Find Deal

Wed, 8 Oct - Sat, 18 Oct

11:30 - 17:00EDI-PDX

13h 30m1 stop

14:45 - 10:20PDX-EDI

11h 35m1 stop

£530Icelandair

Find Deal

Sun, 2 Nov - Sat, 15 Nov

15:40 - 17:55LGW-PDX

34h 15m1 stop

15:20 - 14:35PDX-LGW

15h 15m1 stop

£533Icelandair

Find Deal

Mon, 6 Oct - Mon, 20 Oct

10:05 - 19:14LHR-PDX

16h 09m1 stop

17:45 - 11:20PDX-LHR

9h 35mdirect

£535British Airways

Find Deal

Mon, 27 Oct - Mon, 3 Nov

09:20 - 23:52LCY-PDX

22h 32m2 stops

13:15 - 19:40PDX-LCY

22h 25m1 stop

£548Virgin Atlantic

Find Deal

Wed, 1 Oct - Mon, 6 Oct

16:15 - 19:46LHR-PDX

34h 31m2 stops

07:40 - 10:00PDX-LHR

18h 20m1 stop

£556Finnair

Find Deal

Mon, 27 Oct - Mon, 3 Nov

20:30 - 12:25EDI-PDX

22h 55m1 stop

07:05 - 09:45PDX-EDI

18h 40m1 stop

£562Virgin Atlantic

Find Deal

Tue, 28 Oct - Tue, 11 Nov

08:15 - 22:25EDI-PDX

22h 10m2 stops

07:40 - 15:15PDX-EDI

23h 35m2 stops

£695Finnair

Find Deal

Thu, 6 Nov - Sun, 9 Nov

Fly from

Route

Depart

Return

Price

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 9/2

13:45-15:55

Nonstop10h 10m

Portland

Fri 13/2

17:45-11:20

Nonstop9h 35m

£526

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 9/2

13:45-15:55

Nonstop10h 10m

Portland

Fri 13/2

16:00-12:20

1 stop12h 20m

£529

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 8/10

15:10-23:29

1 stop16h 19m

Portland

Sat 18/10

19:25-13:00

Nonstop9h 35m

£530

EdinburghPortland

EDI - PDX

EDIPDX

Edinburgh Turnhouse

Sun 2/11

11:30-17:00

1 stop13h 30m

Portland

Sat 15/11

14:45-10:20

1 stop11h 35m

£530

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Mon 6/10

15:40-17:55

1 stop34h 15m

Portland

Mon 20/10

15:20-14:35

1 stop15h 15m

£533

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 27/10

10:05-19:14

1 stop16h 09m

Portland

Mon 3/11

17:45-11:20

Nonstop9h 35m

£535

LondonPortland

LCY - PDX

LCYPDX

London City

Wed 1/10

09:20-23:52

2 stops22h 32m

Portland

Mon 6/10

13:15-19:40

1 stop22h 25m

£548

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 27/10

16:15-19:46

2 stops34h 31m

Portland

Mon 3/11

07:40-10:00

1 stop18h 20m

£556

EdinburghPortland

EDI - PDX

EDIPDX

Edinburgh Turnhouse

Tue 28/10

20:30-12:25

1 stop22h 55m

Portland

Tue 11/11

07:05-09:45

1 stop18h 40m

£562

EdinburghPortland

EDI - PDX

EDIPDX

Edinburgh Turnhouse

Thu 6/11

08:15-22:25

2 stops22h 10m

Portland

Sun 9/11

07:40-15:15

2 stops23h 35m

£695

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Portland flights insights and trends

Explore insights for your Portland flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from United Kingdom is in March. Flight prices, which tend to average around £562, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in March, then you should wait until February to fly from United Kingdom, when ticket prices are also cheap, with an average price of £566.

What is the absolute cheapest flight to Portland?

See prices from:

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as £652. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around £780.

What is the cheapest time of day to depart on your flight to Portland?

Flying to Portland from United Kingdom in the morning is the least expensive time of day to depart. momondo users have found prices as low as £607 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around £725. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around £657 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from United Kingdom for as low as £592 on momondo.

Cheapest flights to Portland

Find the cheapest flights to Portland from your nearest city or airport

Find flights from London Heathrow Airport to Portland

CHEAPEST MONTH TO FLY TO PORTLAND FROM LONDON HEATHROW AIRPORT	November	13% cheaper	Flying from London Heathrow Airport to Portland costs on average just £578 in November
MOST EXPENSIVE MONTH TO FLY TO PORTLAND FROM LONDON HEATHROW AIRPORT	July	31% more expensive	It costs about £862 for flights to Portland from London Heathrow Airport in July
MOST POPULAR MONTH TO FLY TO PORTLAND FROM LONDON HEATHROW AIRPORT	June	300% more users visited	More momondo users searched in flights to Portland from London Heathrow Airport in June than any other month

Cheap Portland flight deals and tips

Summary info about Portland flight prices, duration and airlines

Best One-Way Price	£354
Best Round-Trip Price	£526
Fastest flight time	10h 10m
Popular in	July

The best one-way flight price to Portland from United Kingdom in the last 72 hours is £354 (Edinburgh Turnhouse to Portland).

Search Deals

The best round-trip flight price to Portland from United Kingdom in the last 72 hours is £526 (London Heathrow to Portland).

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The fastest flight to Portland from United Kingdom takes 10h 10m (London Heathrow to Portland).

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July has the highest demand for flights to Portland, with a 13% price increase on average.

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Frequently asked questions about flying to Portland

How far in advance should I book a flight to Portland?

The ideal time to book your flight to Portland is 63 days in advance, when prices tend to average £647. Keep in mind that you might be able to find cheaper flights to Portland at any time. In fact, our users found flights for as low as £532 in the past 72 hours.

When did momondo last update prices for flights to Portland Airport?

Prices for flights to Portland Airport are updated daily.

How many operators does momondo search for flights to Portland Airport?

The number of operators available for flights to Portland Airport is 16 as of September 2025.

How old do you have to be to fly to Portland Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

Why should I use momondo to find a flight deal to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland.

Can I find flights to Portland with flexible booking policies on momondo?

Flights to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights to Portland?

momondo helps you find the best flight to Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.