£460 Find Cheap Flights from Portland to the United Kingdom

This is the cheapest return 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 30/3. 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.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Book Cheap Portland to the United Kingdom Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Portland to the United Kingdom that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Portland to the United Kingdom

Mon, 30 Mar - Tue, 14 Apr
Multiple Airlines Logo
09:47 - 10:00
PWM
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LGW
19h 13m1 stop
Multiple Airlines Logo
14:00 - 10:17
LGW
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PWM
25h 17m1 stop
£460Multiple Airlines
Thu, 29 Jan - Mon, 2 Feb
United Airlines Logo
14:31 - 07:55
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EDI
12h 24m2 stops
United Airlines Logo
09:25 - 18:52
EDI
-
PWM
14h 27m2 stops
£463United Airlines
Fri, 20 Feb - Sat, 28 Feb
KLM Logo
14:35 - 12:40
PWM
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EDI
17h 05m2 stops
KLM Logo
17:00 - 23:06
EDI
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PWM
35h 06m2 stops
£474KLM
Sun, 11 Jan - Sun, 18 Jan
Delta Logo
14:35 - 20:10
PWM
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LHR
24h 35m1 stop
Delta Logo
06:30 - 00:20
LHR
-
PWM
22h 50m2 stops
£474Delta
Wed, 21 Jan - Sun, 25 Jan
Air Canada Logo
06:00 - 07:10
PWM
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LHR
20h 10m2 stops
Air Canada Logo
13:25 - 23:30
LHR
-
PWM
39h 05m2 stops
£477Air Canada
Tue, 14 Apr - Tue, 21 Apr
Delta Logo
14:35 - 07:15
PWM
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LHR
11h 40m1 stop
Delta Logo
08:40 - 23:59
LHR
-
PWM
20h 19m2 stops
£481Delta
Sun, 11 Jan - Sun, 18 Jan
Austrian Airlines Logo
08:35 - 08:25
PWM
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LHR
18h 50m1 stop
Austrian Airlines Logo
18:00 - 18:50
LHR
-
PWM
29h 50m1 stop
£487Austrian Airlines
Thu, 29 Jan - Thu, 5 Feb
Austrian Airlines Logo
08:40 - 08:25
PWM
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LHR
18h 45m1 stop
Austrian Airlines Logo
08:00 - 18:50
LHR
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PWM
15h 50m1 stop
£489Austrian Airlines
Tue, 26 May - Fri, 19 Jun
Air Canada Logo
06:00 - 07:20
PWM
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EDI
20h 20m2 stops
Air Canada Logo
09:15 - 21:27
EDI
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PWM
17h 12m2 stops
£1,007Air Canada
Tue, 26 May - Fri, 19 Jun
KLM Logo
13:35 - 11:50
PWM
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EDI
17h 15m1 stop
KLM Logo
13:10 - 23:59
EDI
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PWM
15h 49m2 stops
£1,021KLM
Booking Insights

KAYAK's insights & trends for Portland to the United Kingdom flights

Get data-powered insights and trends into flights from Portland to the United Kingdom to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Portland to the United Kingdom?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Portland to the United Kingdom, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Portland to the United Kingdom is October, when tickets cost £462 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of return tickets is £901 and £886 respectively.

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Good to know - Cheap tickets from Portland to the United Kingdom

Low seasonJanuary
Best time to beat the crowds (20% less expensive on average)
Most popular time to fly (1% more expensive 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 from Portland to the United Kingdom is likely to change within 7 days, so travellers 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 from Portland to the United Kingdom with an airline and back 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 from Portland to the United Kingdom up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to the United Kingdom?

    The cheapest time of day to fly to the United Kingdom is generally in the afternoon, when retur flights cost £527 on average. The most expensive time of day to fly to the United Kingdom is generally in the morning, which is peak travel time and where the average cost of a ticket is £558.

Everything you need to know for your flight from Portland to the United Kingdom

Information on your arrival and departure airports

Portland (PWM)