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Cheap flights from Portland to the United Kingdom from £162

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 13/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
15:30 - 11:40
PDX
-
MAN
12h 10m
1 stop
Icelandair Logo
13:05 - 18:00
MAN
-
PDX
12h 55m
1 stop
£391Icelandair
Mon, 13 Apr - Wed, 22 Apr
Delta Logo
13:05 - 12:45
PDX
-
INV
15h 40m
1 stop
Delta Logo
06:25 - 11:10
INV
-
PDX
12h 45m
1 stop
£414Delta
Tue, 31 Mar - Thu, 9 Apr
Multiple Airlines Logo
07:00 - 09:35
PDX
-
INV
18h 35m
2 stops
Multiple Airlines Logo
10:25 - 22:56
INV
-
PDX
20h 31m
2 stops
£417Multiple Airlines
Tue, 31 Mar - Thu, 9 Apr
Air France Logo
09:59 - 12:45
PDX
-
INV
18h 46m
2 stops
Air France Logo
06:25 - 11:10
INV
-
PDX
12h 45m
1 stop
£418Air France
Tue, 31 Mar - Thu, 9 Apr
Multiple Airlines Logo
15:30 - 00:35
PDX
-
EDI
25h 05m
2 stops
Multiple Airlines Logo
20:15 - 18:00
EDI
-
PDX
29h 45m
2 stops
£424Multiple Airlines
Mon, 30 Mar - Tue, 14 Apr
Air France Logo
09:59 - 12:45
PDX
-
INV
18h 46m
2 stops
Air France Logo
06:25 - 11:10
INV
-
PDX
12h 45m
1 stop
£434Air France
Tue, 31 Mar - Thu, 9 Apr
British Airways Logo
19:30 - 19:05
PDX
-
MAN
15h 35m
1 stop
British Airways Logo
07:55 - 17:40
MAN
-
PDX
17h 45m
1 stop
£507British Airways
Wed, 1 Apr - Wed, 8 Apr
Virgin Atlantic Logo
13:32 - 16:40
PDX
-
LCY
19h 08m
2 stops
Virgin Atlantic Logo
17:50 - 11:10
LCY
-
PDX
25h 20m
1 stop
£520Virgin Atlantic
Tue, 21 Apr - Wed, 6 May
British Airways Logo
11:35 - 15:10
PDX
-
MAN
19h 35m
2 stops
British Airways Logo
08:35 - 17:40
MAN
-
PDX
17h 05m
1 stop
£523British Airways
Tue, 18 Aug - Tue, 1 Sep
Virgin Atlantic Logo
13:05 - 18:30
PDX
-
LCY
21h 25m
1 stop
Virgin Atlantic Logo
10:00 - 23:53
LCY
-
PDX
21h 53m
2 stops
£523Virgin Atlantic
Tue, 31 Mar - Wed, 15 Apr

Virgin Atlantic flights from Portland to United Kingdom

Our best Virgin Atlantic deals on Portland to United Kingdom flight tickets
Virgin Atlantic
29 Mar
PDX13:05Portland
20h 30m
1 stop
LHR17:35London Heathrow
14 Apr
LHR11:45London Heathrow
31h 25m
1 stop
PDX11:10Portland
£483
Virgin Atlantic
29 Mar
PDX13:05Portland
16h 45m
1 stop
LHR13:50London Heathrow
14 Apr
LHR11:45London Heathrow
31h 25m
1 stop
PDX11:10Portland
£484
Virgin Atlantic
29 Mar
PDX13:05Portland
20h 30m
1 stop
LHR17:35London Heathrow
14 Apr
LHR11:45London Heathrow
31h 25m
1 stop
PDX11:10Portland
£485

Lufthansa flights from Portland to United Kingdom

Our best Lufthansa deals on Portland to United Kingdom flight tickets
Lufthansa
4 May
PDX10:10Portland
17h 40m
2 stops
LHR11:50London Heathrow
12 May
LHR06:30London Heathrow
20h 16m
2 stops
PDX18:46Portland
£488
Lufthansa
18 Aug
PDX14:15Portland
19h 20m
2 stops
MAN17:35Manchester
1 Sept
MAN10:35Manchester
22h 12m
2 stops
PDX00:47Portland
£530
Lufthansa
9 Mar
PDX19:49Portland
20h 31m
2 stops
MAN23:20Manchester
19 Mar
MAN11:15Manchester
20h 20m
2 stops
PDX00:35Portland
£677

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 1 March 2026.
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

PortlandManchester

PDX - MAN

PDXMAN

Portland

Mon 13/4

15:30-11:40

1 stop12h 10m

Manchester

Wed 22/4

13:05-18:00

1 stop12h 55m

£391

PortlandInverness

PDX - INV

PDXINV

Portland

Tue 31/3

13:05-12:45

1 stop15h 40m

Inverness

Thu 9/4

06:25-11:10

1 stop12h 45m

£414

PortlandInverness

PDX - INV

PDXINV

Portland

Tue 31/3

07:00-09:35

2 stops18h 35m

Inverness

Thu 9/4

10:25-22:56

2 stops20h 31m

£417

PortlandInverness

PDX - INV

PDXINV

Portland

Tue 31/3

09:59-12:45

2 stops18h 46m

Inverness

Thu 9/4

06:25-11:10

1 stop12h 45m

£418

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

Mon 30/3

15:30-00:35

2 stops25h 05m

Edinburgh Turnhouse

Tue 14/4

20:15-18:00

2 stops29h 45m

£424

PortlandInverness

PDX - INV

PDXINV

Portland

Tue 31/3

09:59-12:45

2 stops18h 46m

Inverness

Thu 9/4

06:25-11:10

1 stop12h 45m

£434

PortlandManchester

PDX - MAN

PDXMAN

Portland

Wed 1/4

19:30-19:05

1 stop15h 35m

Manchester

Wed 8/4

07:55-17:40

1 stop17h 45m

£507

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 21/4

13:32-16:40

2 stops19h 08m

London City

Wed 6/5

17:50-11:10

1 stop25h 20m

£520

PortlandManchester

PDX - MAN

PDXMAN

Portland

Tue 18/8

11:35-15:10

2 stops19h 35m

Manchester

Tue 1/9

08:35-17:40

1 stop17h 05m

£523

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 31/3

13:05-18:30

1 stop21h 25m

London City

Wed 15/4

10:00-23:53

2 stops21h 53m

£523

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 £481, 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 £488.

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 £499. 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 £579.

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 afternoon when flights can be purchased for as low as £513. Try not to purchase tickets in the evening because they tend to be around £536. 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 £617 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 £535 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 50% 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

£274

Fastest flight time

9h 30m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Portland in the past 72 hours is £274. The best return flight deal from Portland to United Kingdom found on momondo in the last 72 hours is £489.
The fastest flight from Portland to United Kingdom takes 9h 30m
Direct flights go from Portland to United Kingdom every day.
There are 1,286 airports in United Kingdom. From Portland there are direct flights to 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 £381Free CancellationRating
6.7
7,772 reviews
Search British Airways flights
IcelandairPriceFrom £437Free CancellationRating
7.1
617 reviews
Search Icelandair 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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