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Cheap flight deals from Portland to London

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Portland to London?

We monitor flight fares to help you find the best deals effortlessly
  • 2329
  • Jul

    306
  • 713
  • 1420
  • 2127
  • Aug

    283
  • 410
  • 1117
  • 1824
  • 2531
  • Sep

    17
  • 814
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find cheap airlines flights from Portland to London

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Icelandair
From SAR 671
Frontier Airlines
From SAR 775
American Airlines
From SAR 817
Spirit Airlines
From SAR 877
Hawaiian Airlines
From SAR 890
Alaska Airlines
From SAR 894
Delta Air Lines
From SAR 931
Southwest Airlines
From SAR 956
Virgin Atlantic
From SAR 998
United Airlines
From SAR 1,001

Alternative Cheap Routes from Portland to London

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Portland to London.
  • PDXLHR
    Sun, Jul 27
    One way1 transfer
    From SAR 671
  • PDXLGW
    Fri, Sep 5
    One way1 transfer
    From SAR 775
  • PDXSTN
    Thu, Jul 24
    One way2 transfer
    From SAR 857
  • PDXLTN
    Thu, Jul 24
    One way2 transfer
    From SAR 867
  • PDXSEN
    Wed, Aug 20
    One way2 transfer
    From SAR 1,018
  • PDXLCY
    Thu, Jul 17
    One way2 transfer
    From SAR 1,052

Frequently Asked Questions

Flight Info | to

Cheapest direct flight priceSAR 671
Cheapest return ticket priceSAR 2,301
Off-season for travelApril
Peak season for travelMarch
Flight distance7,897.63 km
Average flight time9 hours 35 minutes