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Cheap flights from Portland to the United Kingdom from £212

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to the United Kingdom departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
14:45 - 10:00
PDX
-
EDI
11h 15m1 stop
Icelandair Logo
12:20 - 18:00
EDI
-
PDX
12h 40m1 stop
£356Icelandair
Sat, 7 Mar - Fri, 13 Mar
British Airways Logo
11:46 - 19:00
PDX
-
INV
23h 14m2 stops
British Airways Logo
10:30 - 16:55
INV
-
PDX
13h 25m1 stop
£371British Airways
Sun, 1 Mar - Wed, 11 Mar
British Airways Logo
14:13 - 10:55
PDX
-
INV
36h 42m2 stops
British Airways Logo
12:45 - 20:27
INV
-
PDX
39h 42m2 stops
£380British Airways
Tue, 13 Jan - Tue, 20 Jan
American Airlines Logo
13:51 - 19:00
PDX
-
INV
21h 09m2 stops
American Airlines Logo
10:30 - 11:07
INV
-
PDX
31h 37m2 stops
£384American Airlines
Sun, 1 Mar - Wed, 11 Mar
Delta Logo
10:00 - 12:45
PDX
-
INV
18h 45m2 stops
Delta Logo
13:15 - 11:25
INV
-
PDX
30h 10m1 stop
£386Delta
Tue, 13 Jan - Tue, 20 Jan
American Airlines Logo
05:25 - 09:40
PDX
-
INV
20h 15m3 stops
American Airlines Logo
12:45 - 18:51
INV
-
PDX
38h 06m2 stops
£387American Airlines
Tue, 13 Jan - Tue, 20 Jan
Delta Logo
13:25 - 12:45
PDX
-
INV
15h 20m1 stop
Delta Logo
13:15 - 16:11
INV
-
PDX
33h 56m2 stops
£390Delta
Sun, 1 Mar - Wed, 11 Mar
Icelandair Logo
15:30 - 13:20
PDX
-
EDI
13h 50m1 stop
Icelandair Logo
14:15 - 18:00
EDI
-
PDX
11h 45m1 stop
£392Icelandair
Thu, 30 Apr - Fri, 8 May
Virgin Atlantic Logo
13:25 - 16:05
PDX
-
EDI
18h 40m1 stop
Virgin Atlantic Logo
05:45 - 11:25
EDI
-
PDX
13h 40m1 stop
£449Virgin Atlantic
Sun, 25 Jan - Sun, 8 Feb
Virgin Atlantic Logo
06:50 - 10:30
PDX
-
MAN
19h 40m1 stop
Virgin Atlantic Logo
05:50 - 11:25
MAN
-
PDX
13h 35m1 stop
£466Virgin Atlantic
Fri, 23 Jan - Fri, 30 Jan

Scandinavian Airlines flights from Portland to United Kingdom

Our best Scandinavian Airlines deals on Portland to United Kingdom flight tickets
Scandinavian Airlines
2 Mar
PDX10:24Portland
23h 16m
2 stops
LHR17:40London Heathrow
8 Mar
LHR10:20London Heathrow
19h 03m
2 stops
PDX22:23Portland
£451
Find similar
Scandinavian Airlines
2 Mar
PDX10:24Portland
27h 11m
3 stops
LHR21:35London Heathrow
18 Mar
LHR10:20London Heathrow
19h 03m
2 stops
PDX22:23Portland
£453
Find similar
Scandinavian Airlines
10 Feb
PDX13:02Portland
20h 38m
2 stops
LHR17:40London Heathrow
25 Feb
LHR18:40London Heathrow
35h 44m
2 stops
PDX22:24Portland
£454
Find similar

Lufthansa flights from Portland to United Kingdom

Our best Lufthansa deals on Portland to United Kingdom flight tickets
Lufthansa
12 Jan
PDX09:50Portland
18h 00m
1 stop
LHR11:50London Heathrow
20 Jan
LHR08:45London Heathrow
23h 54m
2 stops
PDX00:39Portland
£444
Find similar
Lufthansa
7 Jan
PDX07:00Portland
16h 55m
1 stop
LHR07:55London Heathrow
15 Jan
LHR08:45London Heathrow
23h 54m
2 stops
PDX00:39Portland
£447
Find similar
Lufthansa
10 Mar
PDX13:00Portland
13h 40m
1 stop
LHR09:40London Heathrow
18 Mar
LHR11:10London Heathrow
20h 34m
2 stops
PDX00:44Portland
£448
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Portland to United Kingdom that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 11 December 2025.
Use the filters below to find and compare flights from Portland to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

Sat 7/3

14:45-10:00

1 stop11h 15m

Edinburgh Turnhouse

Fri 13/3

12:20-18:00

1 stop12h 40m

£356

PortlandInverness

PDX - INV

PDXINV

Portland

Sun 1/3

11:46-19:00

2 stops23h 14m

Inverness

Wed 11/3

10:30-16:55

1 stop13h 25m

£371

PortlandInverness

PDX - INV

PDXINV

Portland

Tue 13/1

14:13-10:55

2 stops36h 42m

Inverness

Tue 20/1

12:45-20:27

2 stops39h 42m

£380

PortlandInverness

PDX - INV

PDXINV

Portland

Sun 1/3

13:51-19:00

2 stops21h 09m

Inverness

Wed 11/3

10:30-11:07

2 stops31h 37m

£384

PortlandInverness

PDX - INV

PDXINV

Portland

Tue 13/1

10:00-12:45

2 stops18h 45m

Inverness

Tue 20/1

13:15-11:25

1 stop30h 10m

£386

PortlandInverness

PDX - INV

PDXINV

Portland

Tue 13/1

05:25-09:40

3 stops20h 15m

Inverness

Tue 20/1

12:45-18:51

2 stops38h 06m

£387

PortlandInverness

PDX - INV

PDXINV

Portland

Sun 1/3

13:25-12:45

1 stop15h 20m

Inverness

Wed 11/3

13:15-16:11

2 stops33h 56m

£390

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

Thu 30/4

15:30-13:20

1 stop13h 50m

Edinburgh Turnhouse

Fri 8/5

14:15-18:00

1 stop11h 45m

£392

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

Sun 25/1

13:25-16:05

1 stop18h 40m

Edinburgh Turnhouse

Sun 8/2

05:45-11:25

1 stop13h 40m

£449

PortlandManchester

PDX - MAN

PDXMAN

Portland

Fri 23/1

06:50-10:30

1 stop19h 40m

Manchester

Fri 30/1

05:50-11:25

1 stop13h 35m

£466

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Portland to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from Portland is in October. Flight prices, which tend to average around £484, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of October, then departing from Portland during the month November is also very affordable. Most momondo users find prices during this month for around £494.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Portland to United Kingdom is on a Friday. Travellers who choose to depart for United Kingdom on a Friday will often find tickets for as low as £462. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Portland to United Kingdom for around £558.

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

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £519. Try not to purchase tickets at midday because they tend to be around £695. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portland to United Kingdom flight route?

Fly from Portland to London Heathrow for the best Portland - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £625 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Portland for as low as £559 on momondo.

What cabin class options are available on Portland to United Kingdom flights?

There are 3 cabin classes available to choose from on Portland to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to United Kingdom flights?

You could potentially save up to 9% on your flight if you consider stops on a Portland to United Kingdom flight.

Cheap Portland to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to United Kingdom

Best price found

£3,194

Fastest flight time

9h 30m

Direct flights

Every day

Airports in United Kingdom

1 airport
The best one-way flight to United Kingdom from Portland in the past 72 hours is £3,194. The best return flight deal from Portland to United Kingdom found on momondo in the last 72 hours is £1,370.
The fastest flight from Portland to United Kingdom takes 9h 30m
Direct flights go from Portland to United Kingdom every day.
There is 1 airport near United Kingdom: London Heathrow (LHR)
Search flight deals

  • When did momondo last update prices for flights from Portland Airport to United Kingdom?

    Prices for flights from Portland Airport to United Kingdom are updated daily.

  • How many operators does momondo search for flights from Portland Airport to United Kingdom?

  • How old do you have to be to fly from Portland Airport to United Kingdom?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Portland to United Kingdom?

Best airlines flying from Portland to United Kingdom

Compare and see reviews for airlines that fly from Portland to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £386Free CancellationRating
6.7
7,573 reviews
Search British Airways flights
IcelandairPriceFrom £442Free CancellationRating
7.0
589 reviews
Search Icelandair flights
IberiaPriceFrom £457Free CancellationRating
7.0
3,045 reviews
Search Iberia flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to United Kingdom . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Portland to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to United Kingdom?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to United Kingdom.

I’m not ready to book a flight from Portland to United Kingdom right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to United Kingdom flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £35
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Flights to Liverpoolfrom £30
Flights to Invernessfrom £40