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Cheap flights from Portland (PDX) to London (LON)

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The best prices from Portland to London are usually found in February or March, booked 60 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

How to find the cheapest flight from
Portland (PDX) to London (LON)

PDX - LON
Price
$654 - $1,055
LON
Temperature
48.2 - 73.4 °F
LON
Rainfall
1.4 - 2.8 inches

Popular in

December

High demand for flights, 27% potential price rise

Cheapest in

February

Best time to find cheap flights, 15% potential price drop

Round-trip from

$654

From Portland to London

One-way from

$222

One-way flight from Portland to London

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Portland to London?

Friday flights are found to be more expensive to fly from Portland to London. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.

How far in advance should I book a flight from Portland to London?

Travelers have found it’s best to book a flight 51 days in advance to save up to 38% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 51 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland to London 1-2 weeks in advance for as low as $813, or $886 for flights within the next 24 hours.

What is the cheapest month to fly from Portland to London?

Flights from Portland to London lean towards being more expensive in June. Prices are generally better when you fly from Portland to London in February, with the cheapest ticket starting at $394.

When is the cheapest time to fly from Portland to London (PDX - LON)?

It’s typically best to fly out from Portland to London in the morning. Doing so could potentially save you 7% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap flights from Portland to London in October, November 2020

The best prices found for PDX to LON flights for October, November
10 Nov - 19 Nov
$567pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PDX
Portland
3 Nov - 12 Nov
$583pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PDX
Portland
29 Oct - 7 Nov
$595pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PDX
Portland

Portland to London 2020 flight deals

Cheap flights to London from Portland found for this year
10 Nov - 19 Nov
$567pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PDX
Portland
3 Nov - 12 Nov
$583pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PDX
Portland
29 Oct - 7 Nov
$595pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PDX
Portland

Last minute flights from Portland to London

Late deals on round-trip flights to London from Portland, departing today and this week
29 Oct - 7 Nov
$595pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PDX
Portland
29 Oct - 7 Nov
$630pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
PDX
Portland
26 Oct - 29 Oct
$723pp
PDX
Portland
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
PDX
Portland

One-way flights to London from Portland

The cheapest one-way flights from Portland to London
12:10 pm - 5:40 pm
Multiple Airlines
3 Stops
45h 30m
PDX - LHR
Multiple Airlines
$222
Kiwi.com
12:28 pm - 7:40 am
Multiple Airlines
3 Stops
35h 12m
PDX - LHR
Multiple Airlines
$226
Kiwi.com
8:35 am - 7:40 am
Multiple Airlines
3 Stops
39h 05m
PDX - LHR
Multiple Airlines
$227
Kiwi.com

Related info for your journey

Useful info, stats and facts about Portland to London flights.

Flight FAQs

From Portland to London

Are flight prices decreasing from Portland to London due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Portland and London for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Portland to London to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Portland to London. Policies will vary by airline.

Which airlines flying from Portland to London have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Portland to London that may be offering flexible cancellation policies are Delta, Air Canada, and Virgin Atlantic. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Portland to London for under $600 on Cheapflights?

Yes, there are multiple flights from Portland to London for under $600. The cheapest flight booked recently is on United Airlines for just $536, but on average you can expect to pay $601.

Are there nonstop flights from Portland to London for under $500 on Cheapflights?

There are no nonstop flights from Portland to London, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Portland to London for under $600?

There are currently 20+ open flights from Portland to London within the next 7 days for less than $600.

Is Portland weather warmer or cooler than London?

Temperatures around the 82 °F's can be experienced in July. The weather in London is colder than in Portland. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Portland to London?

There are many flights that can get you from Portland to London in 11h 45m. Fly via Air Canada, British Airways, or Icelandair to get the fastest option. This flight may include one or multiple stops.

What are the cheapest airlines flying from Portland to London round-trip?

Flying on United Airlines is currently your cheapest option to London, with prices starting at $536. Additional round-trip tickets that might be worth considering are offered by Finnair and American Airlines, with the lowest prices starting at $609 and $614, respectively. Users have found that United Airlines is 30% cheaper than the other options available to this destination.

Alternative routes for Portland to London

Destination information for London

Things to know before you go. Useful info for your trip from Portland to London
Today's exchange rate
$1 = £0.78
Average temperature for October in London
60.8 °F
Avg rainfall for October in London
2.8 ″

Airports servicing Portland

Airports servicing London

Heathrow (LHR)
Luton (LTN)
Stansted (STN)
City (LCY)
Southend (SEN)
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