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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 - $1055
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 $420 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.

Cheap flights from Portland to London in July, August 2020

The best prices found for PDX to LON flights for July, August
28 Jul - 25 Aug
$742pp
PDX
Portland
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
SWISS
   
2 STOPS
PDX
Portland
28 Jul - 25 Aug
$744pp
PDX
Portland
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
PDX
Portland
28 Jul - 25 Aug
$760pp
PDX
Portland
Lufthansa
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Lufthansa
 
1 STOP
PDX
Portland

Portland to London 2020 flight deals

Cheap flights to London from Portland found for this year
27 Oct - 3 Nov
$622pp
PDX
Portland
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Lufthansa
 
1 STOP
PDX
Portland
20 Oct - 4 Nov
$626pp
PDX
Portland
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Lufthansa
 
1 STOP
PDX
Portland
26 Oct - 2 Nov
$628pp
PDX
Portland
Lufthansa
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Lufthansa
   
2 STOPS
PDX
Portland

Non-stop flights to London from Portland

Save time with Portland to London direct flight deals
2 Nov - 18 Nov
$643pp
PDX
Portland
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Iberia
Non-Stop
PDX
Portland
14 Oct - 30 Oct
$651pp
PDX
Portland
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Iberia
Non-Stop
PDX
Portland
30 Nov - 11 Dec
$652pp
PDX
Portland
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
PDX
Portland

Last minute flights from Portland to London

Late deals on round-trip flights to London from Portland, departing today and this week
23 Jun - 29 Jun
$1268pp
PDX
Portland
Brussels Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Brussels Airlines
   
2 STOPS
PDX
Portland
23 Jun - 29 Jun
$1276pp
PDX
Portland
Brussels Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Brussels Airlines
   
2 STOPS
PDX
Portland
26 Jun - 8 Aug
$1331pp
PDX
Portland
Multiple Airlines
   
2 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
8:10 am - 7:20 am
Major Airline
1 Stop
15h 10m
PDX - LGW
Major Airline
$420
Flyus
3:00 am - 2:30 pm
Multiple Airlines
3 Stops
51h 30m
PDX - LTN
Multiple Airlines
$434
Kiwi.com
9:00 am - 7:45 am
Icelandair
2 Stops
14h 45m
PDX - LHR
Icelandair
$435
StudentUniverse

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.

Can I find flights from Portland to London for under $700 on Cheapflights?

Yes, there are multiple flights from Portland to London for under $700. The cheapest flight booked recently is on Multiple Airlines for just $622, but on average you can expect to pay $646.

Are there nonstop flights from Portland to London for under $700 on Cheapflights?

Cheapflights has at least 20 direct flights from Portland to London under $700. A good price for a nonstop flight from Portland to London is less than $669.

Are there last-minute flights available from Portland to London for under $1300?

There are currently 20+ open flights from Portland to London within the next 7 days for less than $1300.

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.

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 = £0.80
Flight duration
9h 37m
Average temperature for July in London
73.4 °F
Avg rainfall for July in London
1.6 ″

Airports servicing Portland

Airports servicing London

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