Flights from Portland to London available from USD 776*

Promo code

Our best rates from Portland to London

Nov 2026
FromUSD 776*
Fare: Round trip/Economy
Dec 2026
FromUSD 777*
Fare: Round trip/Economy
Jan 2027
FromUSD 781*
Fare: Round trip/Economy
Displaying fares for November-2026
  • PDX–LON, Nov 10 2026 – Nov 18 2026: From USD 1,079
    10

    Tu

    NOV

  • PDX–LON, Nov 11 2026 – Nov 18 2026: From USD 1,656
    11

    We

  • PDX–LON, Nov 12 2026 – Nov 25 2026: From USD 981
    12

    Th

  • PDX–LON, Nov 13 2026 – Nov 20 2026: From USD 1,243
    13

    Fr

  • PDX–LON, Nov 14 2026 – Nov 20 2026: From USD 981
    14

    Sa

  • PDX–LON, Nov 15 2026 – Nov 20 2026: From USD 1,146
    15

    Su

  • PDX–LON, Nov 16 2026 – Nov 23 2026: From USD 776
    16

    Mo

  • PDX–LON, Nov 17 2026 – Nov 25 2026: From USD 776
    17

    Tu

  • PDX–LON, Nov 18 2026 – Nov 25 2026: From USD 1,539
    18

    We

  • PDX–LON, Nov 19 2026 – Nov 25 2026: From USD 1,738
    19

    Th

  • PDX–LON, Nov 20 2026 – Nov 25 2026: From USD 1,790
    20

    Fr

  • PDX–LON, Nov 21 2026 – Nov 25 2026: From USD 1,561
    21

    Sa

  • PDX–LON, Nov 22 2026 – Dec 09 2026: From USD 1,298
    22

    Su

  • PDX–LON, Nov 23 2026 – Dec 09 2026: From USD 1,247
    23

    Mo

  • PDX–LON, Nov 24 2026 – Dec 04 2026: From USD 777
    24

    Tu

  • PDX–LON, Nov 25 2026 – Dec 11 2026: From USD 1,194
    25

    We

  • PDX–LON, Nov 26 2026 – Dec 04 2026: From USD 827
    26

    Th

  • PDX–LON, Nov 27 2026 – Dec 09 2026: From USD 1,590
    27

    Fr

  • PDX–LON, Nov 28 2026 – Dec 11 2026: From USD 827
    28

    Sa

  • PDX–LON, Nov 29 2026 – Dec 08 2026: From USD 1,085
    29

    Su

  • PDX–LON, Nov 30 2026 – Dec 09 2026: From USD 827
    30

    Mo

  • PDX–LON, Dec 01 2026 – Dec 09 2026: From USD 777
    01

    Tu

    DEC

  • PDX–LON, Dec 02 2026 – Dec 09 2026: From USD 1,177
    02

    We

  • PDX–LON, Dec 03 2026 – Dec 09 2026: From USD 827
    03

    Th

  • PDX–LON, Dec 04 2026 – Dec 11 2026: From USD 1,097
    04

    Fr

  • PDX–LON, Dec 05 2026 – Dec 10 2026: From USD 904
    05

    Sa

  • PDX–LON, Dec 06 2026 – Dec 11 2026: From USD 1,047
    06

    Su

  • PDX–LON, Dec 07 2026 – Dec 11 2026: From USD 777
    07

    Mo

  • PDX–LON, Dec 08 2026 – Dec 23 2026: From USD 826
    08

    Tu

  • PDX–LON, Dec 09 2026 – Dec 24 2026: From USD 1,216
    09

    We

    • *Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking

    Fly in the next 3 months: flights from Portland to London (LON)

    Icelandair airfare from Portland to London - starting at USD 776

    USD

    Portland (PDX)to

    London (LHR)
    Nov 16 2026 - Nov 23 2026
    From
    USD 777
    Viewed 15 hrs ago
    Round trip
    Economy

    Portland (PDX)to

    London (LHR)
    Nov 14 2026 - Nov 21 2026
    From
    USD 1,009
    Viewed 12 hrs ago
    Round trip
    Economy

    Portland (PDX)to

    London (LON)
    Nov 16 2026 - Nov 23 2026
    From
    USD 776
    Viewed 10 hrs ago
    Round trip
    Economy

    Portland (PDX)to

    London (LHR)
    Jan 05 2027 - Jan 11 2027
    From
    USD 783
    Viewed 1 day ago
    Round trip
    Economy

    Portland (PDX)to

    London (LHR)
    Dec 07 2026 - Dec 23 2026
    From
    USD 827
    Viewed 1 day ago
    Round trip
    Economy

    Portland (PDX)to

    London (LHR)
    Jan 05 2027 - Jan 10 2027
    From
    USD 879
    Viewed 1 day ago
    Round trip
    Economy

    Portland (PDX)to

    London (LON)
    Feb 03 2027 - Feb 16 2027
    From
    USD 776
    Viewed 2 days ago
    Round trip
    Economy

    Portland (PDX)to

    London (LON)
    Nov 17 2026 - Nov 25 2026
    From
    USD 776
    Viewed 2 days ago
    Round trip
    Economy

    Portland (PDX)to

    London (LON)
    Feb 03 2027 - Feb 18 2027
    From
    USD 776
    Viewed 2 days ago
    Round trip
    Economy

    Portland (PDX)to

    London (LON)
    Feb 08 2027 - Feb 16 2027
    From
    USD 776
    Viewed 2 days ago
    Round trip
    Economy
    *Fares displayed have been collected within the last 72 hours and may no longer be available at the time of booking. We display fares for Economy Light as standard, but it is possible to change your class of service during the booking process. You can also add baggage meals and extra legroom to your trip during booking.

    Flights from Portland (PDX) to London (LON) in the next 365 days

    Book ahead and find our best prices in 2026 and beyond

    USD
    Flights from Portland (PDX) to London (LON) in the next 365 days
    From
    To
    Fare type
    Dates
    Price
    Portland (PDX)London (LON)Round trip
    /
    Economy    		Feb 03 2027 - Feb 18 2027

    From

    USD 776

    Viewed 2 days ago

    Portland (PDX)London (LON)Round trip
    /
    Economy    		Feb 08 2027 - Feb 16 2027

    From

    USD 776

    Viewed 2 days ago

    Portland (PDX)London (LON)Round trip
    /
    Economy    		Feb 08 2027 - Feb 18 2027

    From

    USD 776

    Viewed 2 days ago

    Portland (PDX)London (LHR)Round trip
    /
    Economy    		Mar 03 2027 - Mar 17 2027

    From

    USD 781

    Viewed 2 days ago

    Portland (PDX)London (LHR)Round trip
    /
    Economy    		Jan 05 2027 - Jan 11 2027

    From

    USD 783

    Viewed 1 day ago

    Portland (PDX)London (LHR)Round trip
    /
    Economy    		May 04 2027 - May 19 2027

    From

    USD 800

    Viewed 2 days ago

    Portland (PDX)London (LGW)Round trip
    /
    Economy    		May 01 2027 - May 15 2027

    From

    USD 896

    Viewed 2 days ago

    *Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

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    Flights from Portland, Oregon to London, UK

    Big Ben, Buckingham Palace, Bond Street. Explore all that England’s capital has to offer when you fly from Portland to London.

    When you travel with Icelandair, you can enjoy plenty of on-board services including an extensive library of in-flight entertainment options, delicious snacks and drinks from the Saga Kitchen, and even extra legroom.

    What’s more, Icelandair offers regular flights from Portland to London, meaning you can fly when it’s convenient for you. Use our booking tool above to find times and prices.

     

    FAQs about travel from Portland to London

    Helpful information for travelers visiting London

    How long is the flight from Portland to London?

    Flights from Portland to London can take anywhere between 12 and 17 hours depending on how many layovers you’ll have along the route (and how long those layovers last). All transatlantic Icelandair flights include a convenient transfer at Keflavík International Airport, in Iceland.

    How do you find cheap flights from Portland to London?

    Searching for a saving on your flight to London? Take a look at our flight deals to find the latest airfare offers from Portland to London.

    Which London airport will I fly in to?

    Icelandair offers regular flights from Portland International Airport (PDX) to both London Heathrow Airport (LHR) and Gatwick Airport (LGW), so you can choose a route that works for you.

    Flying with Icelandair: more than just a journey