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Uncover the best deals on Portland to London flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest PDX - LHR Flights
Useful information for finding best airline tickets from Portland International to London Heathrow on your next trip.
Cheapest Round Trip Flight
$11133
Delta Airlines
• 2 stops
• 37h 15m
Aug 12 – Aug 13
The cheapest round trip flight from Portland to London (PDX-LHR-PDX) is currently $11133
Cheapest Direct Flight
$5723
American Airlines
• nonstop
• 15h 30m
Aug 12
The cheapest nonstop flight from Portland to London (PDX-LHR) is currently $5723
Fastest Flight
15h 30m
The fastest nonstop flight from Portland to London (PDX-LHR) takes 15h 30m
Top Airlines Flying from Portland to London
Latest Flight Deals from Portland (PDX) to London (LHR)
Compare and book low fare round-trip air tickets from Portland to London. Ideal for travelers with confirmed return itineraries.
Aug 12 - Aug 13, Economy
Portland → London
37h 15m
12:35 AM - 7:10 AM • 2 stops
Portland → London
52h 5m
11:45 AM - 11:10 AM • 1 stop
Delta Airlines
Aug 12 - Aug 13, Economy
Portland → London
28h 36m
9:29 AM - 10:45 AM • 2 stops
Portland → London
23h 28m
5:45 PM - 11:53 PM • 1 stop
Delta Airlines
Aug 12 - Aug 13, Economy
Portland → London
24h 10m
10:50 AM - 9:40 AM • 1 stop
Portland → London
43h 51m
3:00 PM - 9:31 AM • 1 stop
United Airlines
Aug 12 - Aug 13, Economy
Portland → London
22h 8m
2:27 PM - 11:55 AM • 1 stop
Portland → London
20h 11m
3:00 PM - 7:11 PM • 1 stop
Lufthansa Airlines
Aug 12 - Aug 13, Economy
Portland → London
29h 5m
10:50 AM - 12:35 PM • 1 stop
Portland → London
20h 11m
3:00 PM - 7:11 PM • 1 stop
Lufthansa Airlines
Flying to London soon? We've surfaced some of the most affordable last-minute flights from Portland to London, ideal for urgent plans or spontaneous trips.
Jun 28 - Jul 08, Economy
Portland → London
29h
7:45 PM - 6:30 AM • 2 stops
Portland → London
62h 1m
1:50 PM - 7:11 PM • 2 stops
Air Canada
Jun 28 - Jul 08, Economy
Portland → London
29h
7:45 PM - 11:50 AM • 2 stops
Portland → London
62h 1m
3:05 PM - 7:11 PM • 1 stop
Air Canada
Jun 28 - Jul 08, Economy
Portland → London
44h 5m
1:05 PM - 4:15 PM • 1 stop
Portland → London
30h 31m
6:30 AM - 11:10 AM • 1 stop
Virgin Atlantic
Jun 28 - Jul 08, Economy
Portland → London
44h 5m
1:05 PM - 5:35 PM • 1 stop
Portland → London
30h 31m
6:30 AM - 11:10 AM • 1 stop
Virgin Atlantic
Jun 28 - Jul 08, Economy
Portland → London
29h
1:05 PM - 9:00 AM • 1 stop
Portland → London
62h 1m
12:40 PM - 9:31 AM • 3 stops
Virgin Atlantic
Looking for the fastest way to London? These direct flight options from PDX to LHR offer both convenience and value—no layovers, just straight to your destination.
Aug 12 - Aug 19, Economy
Portland → London
15h 30m
7:30 PM - 1:00 PM • nonstop
Portland → London
16h 40m
3:40 PM - 5:40 PM • nonstop
American Airlines
Aug 12 - Aug 13, Economy
Portland → London
15h 30m
7:30 PM - 1:00 PM • nonstop
Portland → London
16h 40m
3:40 PM - 5:40 PM • nonstop
American Airlines
Aug 12 - Aug 13, Economy
Portland → London
15h 30m
7:30 PM - 1:00 PM • nonstop
Portland → London
16h 40m
3:40 PM - 5:40 PM • nonstop
British Airways
Aug 12 - Aug 13, Economy
Portland → London
15h 30m
7:30 PM - 1:00 PM • nonstop
Portland → London
16h 40m
3:40 PM - 5:40 PM • nonstop
Iberia Airlines
Aug 12 - Aug 13, Economy
Portland → London
15h 30m
7:30 PM - 1:00 PM • nonstop
Portland → London
16h 40m
3:40 PM - 5:40 PM • nonstop
Aer Lingus
FAQs on Portland to London Flights
What are the airports in Portland?
PDX
What’s the most popular airline flying from PDX to LHR?
The most popular airline flying from Portland to London are
Can I fly from PDX to LHR non-stop?
Yes, you can fly PDX to LHR non-stop on
Which airlines fly nonstop between Portland and London?
The non-stop flights between Portland and London are .
What’s the earliest departure time from PDX to LHR Airport?
The earliest flight leaves PDX at 12:35 am and lands in LHR - London Heathrow
What are the airports in London?
LHR
Can I make changes to my Portland to London flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from PDX to LHR?
Read the fare rules of the Portland to London air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Portland and London?
operate flights between Portland and London
How long does a flight from Portland to London take?
It takes approximately 10 hour to fly non-stop from PDX to LHR, which is 4914.26 miles by air.
Which airlines provide the cheapest flights from Portland (PDX) to London (LHR) ?
In the past couple of days, the cheapest tickets to LHR from PDX were found on LH : USD 19397
Do I need a passport to fly between PDX and LHR?
Yes
What’s the latest departure time from PDX to LHR ?
The last flight leaves PDX at 7:45 pm
Portland (PDX) to London (LHR): Airport Information
| Origin Airport | Portland International , Portland, US |
| Destination Airport | London Heathrow , London, GB |
| Distance | 4914 miles |
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