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Cheap flights from Portland to London from $250

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to London departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Portland to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 pm - 11:45 am
PDX
-
LGW
32h 40m
1 stop
Multiple Airlines Logo
2:00 pm - 1:37 pm
LGW
-
PDX
31h 37m
2 stops
$926Multiple Airlines
Fri, Aug 21 - Wed, Sep 16
Icelandair Logo
3:30 pm - 11:45 am
PDX
-
LGW
12h 15m
1 stop
Icelandair Logo
3:40 pm - 11:45 am
LGW
-
PDX
28h 05m
1 stop
$927Icelandair
Sat, Jul 18 - Mon, Aug 17
Multiple Airlines Logo
3:30 pm - 3:45 pm
PDX
-
LGW
16h 15m
2 stops
Multiple Airlines Logo
1:05 pm - 12:59 pm
LGW
-
PDX
31h 54m
1 stop
$929Multiple Airlines
Sat, Sep 19 - Fri, Sep 25
Multiple Airlines Logo
2:45 pm - 4:55 pm
PDX
-
LGW
18h 10m
2 stops
Multiple Airlines Logo
11:55 am - 5:00 pm
LGW
-
PDX
13h 05m
1 stop
$930Multiple Airlines
Mon, Nov 2 - Mon, Nov 9
Icelandair Logo
3:30 pm - 11:45 am
PDX
-
LGW
12h 15m
1 stop
Icelandair Logo
3:40 pm - 11:45 am
LGW
-
PDX
28h 05m
1 stop
$931Icelandair
Sat, Aug 1 - Mon, Aug 17
Icelandair Logo
3:30 pm - 2:40 pm
PDX
-
LGW
15h 10m
1 stop
Icelandair Logo
3:40 pm - 5:55 pm
LGW
-
PDX
34h 15m
1 stop
$932Icelandair
Tue, Aug 4 - Thu, Aug 27
Multiple Airlines Logo
3:30 pm - 3:45 pm
PDX
-
LGW
16h 15m
2 stops
Multiple Airlines Logo
2:00 pm - 8:12 pm
LGW
-
PDX
38h 12m
1 stop
$933Multiple Airlines
Sat, Sep 19 - Wed, Sep 30
Multiple Airlines Logo
7:05 pm - 9:10 am
PDX
-
LGW
30h 05m
2 stops
Multiple Airlines Logo
1:05 pm - 9:48 am
LGW
-
PDX
28h 43m
1 stop
$934Multiple Airlines
Fri, Sep 11 - Fri, Sep 18
Icelandair Logo
7:05 pm - 2:40 pm
PDX
-
LGW
11h 35m
1 stop
Icelandair Logo
3:40 pm - 5:55 pm
LGW
-
PDX
34h 15m
1 stop
$937Icelandair
Fri, Aug 28 - Thu, Sep 3
Multiple Airlines Logo
7:05 pm - 2:40 pm
PDX
-
LGW
11h 35m
1 stop
Multiple Airlines Logo
1:00 pm - 9:31 am
LGW
-
PDX
28h 31m
3 stops
$939Multiple Airlines
Wed, Aug 26 - Tue, Sep 1

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JetBlue flights from Portland to London Gatwick Airport

Our best JetBlue deals on Portland to London Gatwick Airport flight tickets
JetBlue
Aug 17
PDX11:27 pmPortland
26h 08m
1 stop
LGW9:35 amLondon Gatwick
Aug 20
LGW12:20 pmLondon Gatwick
18h 12m
1 stop
PDX10:32 pmPortland
$962
JetBlue
Aug 9
PDX11:27 pmPortland
26h 08m
1 stop
LGW9:35 amLondon Gatwick
Aug 23
LGW12:20 pmLondon Gatwick
18h 12m
1 stop
PDX10:32 pmPortland
$963
JetBlue
Aug 17
PDX2:20 pmPortland
35h 15m
1 stop
LGW9:35 amLondon Gatwick
Aug 25
LGW12:20 pmLondon Gatwick
32h 44m
1 stop
PDX1:04 pmPortland
$968

SWISS flights from Portland to London Gatwick Airport

Our best SWISS deals on Portland to London Gatwick Airport flight tickets
SWISS
Aug 4
PDX7:00 amPortland
26h 50m
2 stops
LGW5:50 pmLondon Gatwick
Aug 25
LGW9:25 amLondon Gatwick
17h 46m
2 stops
PDX7:11 pmPortland
$958
SWISS
Sep 20
PDX7:02 amPortland
26h 48m
2 stops
LGW5:50 pmLondon Gatwick
Oct 8
LGW9:25 amLondon Gatwick
17h 41m
2 stops
PDX7:06 pmPortland
$971
SWISS
Aug 23
PDX8:15 amPortland
25h 35m
2 stops
LGW5:50 pmLondon Gatwick
Sep 2
LGW9:25 amLondon Gatwick
21h 27m
2 stops
PDX10:52 pmPortland
$981

momondo Fare Finder

 
Customize your flight search to find flights from Portland to London Gatwick Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from Portland to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandLondon

PDX - LGW

PDXLGW

Portland

Fri 8/21

7:05 pm-11:45 am

1 stop32h 40m

London Gatwick

Wed 9/16

2:00 pm-1:37 pm

2 stops31h 37m

$926

PortlandLondon

PDX - LGW

PDXLGW

Portland

Sat 7/18

3:30 pm-11:45 am

1 stop12h 15m

London Gatwick

Mon 8/17

3:40 pm-11:45 am

1 stop28h 05m

$927

PortlandLondon

PDX - LGW

PDXLGW

Portland

Sat 9/19

3:30 pm-3:45 pm

2 stops16h 15m

London Gatwick

Fri 9/25

1:05 pm-12:59 pm

1 stop31h 54m

$929
Quickest round-trip

PortlandLondon

PDX - LGW

PDXLGW

Portland

Mon 11/2

2:45 pm-4:55 pm

2 stops18h 10m

London Gatwick

Mon 11/9

11:55 am-5:00 pm

1 stop13h 05m

$930

PortlandLondon

PDX - LGW

PDXLGW

Portland

Sat 8/1

3:30 pm-11:45 am

1 stop12h 15m

London Gatwick

Mon 8/17

3:40 pm-11:45 am

1 stop28h 05m

$931

PortlandLondon

PDX - LGW

PDXLGW

Portland

Tue 8/4

3:30 pm-2:40 pm

1 stop15h 10m

London Gatwick

Thu 8/27

3:40 pm-5:55 pm

1 stop34h 15m

$932

PortlandLondon

PDX - LGW

PDXLGW

Portland

Sat 9/19

3:30 pm-3:45 pm

2 stops16h 15m

London Gatwick

Wed 9/30

2:00 pm-8:12 pm

1 stop38h 12m

$933

PortlandLondon

PDX - LGW

PDXLGW

Portland

Fri 9/11

7:05 pm-9:10 am

2 stops30h 05m

London Gatwick

Fri 9/18

1:05 pm-9:48 am

1 stop28h 43m

$934

PortlandLondon

PDX - LGW

PDXLGW

Portland

Fri 8/28

7:05 pm-2:40 pm

1 stop11h 35m

London Gatwick

Thu 9/3

3:40 pm-5:55 pm

1 stop34h 15m

$937

PortlandLondon

PDX - LGW

PDXLGW

Portland

Wed 8/26

7:05 pm-2:40 pm

1 stop11h 35m

London Gatwick

Tue 9/1

1:00 pm-9:31 am

3 stops28h 31m

$939

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to London from

How to get the cheapest flight ticket from Portland to London Gatwick Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Portland to London Gatwick?

Delta is the most popular carrier operating from Portland to London Gatwick

When to book flights from Portland to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to London Gatwick Airport (PDX to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to London Gatwick Airport

Fastest flight time

12h 10m

Direct flights

None
The fastest flight from Portland to London Gatwick Airport takes 12h 10m
There are no direct flights from Portland to London Gatwick Airport. There are no popular flight routes from Portland to London Gatwick Airport.
Search flight deals

Frequently asked questions about flying from Portland to London Gatwick Airport

  • How far is Portland to London Gatwick by plane?

    Portland and London Gatwick are 4926.9 mi apart from one another. Flights usually cover this in 12h 10m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Portland Airport to London Gatwick Airport?

    Prices for flights from Portland Airport to London Gatwick Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to London Gatwick Airport?

  • How old do you have to be to fly from Portland Airport to London Gatwick Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to London Gatwick Airport?

Best airlines flying from Portland to London Gatwick Airport

Compare and see reviews for airlines that fly from Portland to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $472Free CancellationRating
7.0
670 reviews
Search Icelandair flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Dover
Hayes
Crawley
Croydon
Wembley
Stansted
Slough
Harrow
Brentwood
Watford
Cobham
Guildford
Folkestone
Uxbridge
Romford
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Portland to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to London. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to London with flexible booking policies on momondo?

Yes. All flights to London from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to London?

Once all potential Portland to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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