Find cheap flights from Portland to the United Kingdom from £320
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Portland to the United Kingdom departing on 8/10. 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.
Return
1 adult
Economy
0 bags
Wed 5/6
Wed 12/6
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In the last 7 days, travellers have searched 42,573,820 times on KAYAK, and here's why:
Save 28% or moreCompare multiple travel sites with one search.
Best time to beat the crowds (5% less expensive on average)
Most popular time to fly and prices are also 6% lower on average.
FAQs - booking United Kingdom flights
How does KAYAK find such low prices on flights from Portland to the United Kingdom?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portland to the United Kingdom.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portland to the United Kingdom?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to the United Kingdom from Portland is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Portland to the United Kingdom?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to the United Kingdom with an airline and back to Portland with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portland to the United Kingdom?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to the United Kingdom from Portland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
See more FAQs
Top tips for finding a cheap flight from Portland to the United Kingdom
Morning departure is around 20% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days
Book cheap flights from Portland to the United Kingdom
Cheapest flights to the United Kingdom from Portland found in 2024
Recent return flight deals
17/9Tue
1 stopJetBlue
13h 45mPWM-LGW
1/10Tue
1 stopJetBlue
15h 58mLGW-PWM
£499
24/9Tue
1 stopJetBlue
15h 20mPWM-LHR
1/10Tue
1 stopJetBlue
14h 33mLHR-PWM
£501
23/9Mon
1 stopUnited Airlines
24h 05mPWM-EDI
3/10Thu
2 stopsUnited Airlines
43h 59mEDI-PWM
£534
23/9Mon
2 stopsAmerican Airlines
20h 20mPWM-EDI
3/10Thu
2 stopsAmerican Airlines
16h 27mEDI-PWM
£544
28/9Sat
2 stopsUnited Airlines
35h 03mPWM-EDI
8/10Tue
2 stopsUnited Airlines
30h 31mEDI-PWM
£567
26/9Thu
2 stopsAmerican Airlines
18h 40mPWM-EDI
8/10Tue
2 stopsAmerican Airlines
16h 39mEDI-PWM
£584
26/9Thu
1 stopDelta
15h 55mPWM-EDI
8/10Tue
2 stopsDelta
22h 38mEDI-PWM
£599
8/10Tue
1 stopDelta
11h 30mPWM-LGW
22/10Tue
2 stopsDelta
16h 06mLGW-PWM
£603
5/9Thu
2 stops
14h 55mPWM-EDI
13/9Fri
2 stops
16h 32mEDI-PWM
£625
16/5Thu
1 stop
9h 59mPWM-LHR
23/5Thu
1 stop
11h 30mLHR-PWM
£642
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Recent one-way flight deals
8/10Tue
1 stopJetBlue
13h 45mPWM-LGW
£320
8/10Tue
1 stopJetBlue
15h 20mPWM-LHR
£320
8/10Tue
2 stopsTAP AIR PORTUGAL
21h 25mPWM-LGW
£411
8/10Tue
2 stopsTAP AIR PORTUGAL
23h 35mPWM-LHR
£411
8/10Tue
3 stopsTAP AIR PORTUGAL
41h 00mPWM-LGW
£438
8/10Tue
2 stopsTAP AIR PORTUGAL
23h 35mPWM-LHR
£473
8/10Tue
3 stopsAir Canada
16h 45mPWM-LHR
£496
8/10Tue
2 stopsUnited Airlines
21h 50mPWM-LCY
£522
8/10Tue
1 stop
12h 22mPWM-LHR
£568
Search by stops
Search by airline
Search by price
Last minute flights from Portland to the United Kingdom