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Cheap flights from London Stansted Airport to Portland from $398

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Stansted Airport to Portland departing on 8/31. 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 London Stansted Airport to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:10 am - 9:31 am
STN
-
PDX
33h 21m
3 stops
Multiple Airlines Logo
10:10 am - 10:25 pm
PDX
-
STN
28h 15m
2 stops
$1,107Multiple Airlines
Tue, Jul 28 - Thu, Aug 6
Multiple Airlines Logo
6:30 am - 9:31 am
STN
-
PDX
35h 01m
3 stops
Multiple Airlines Logo
10:10 am - 12:50 am
PDX
-
STN
30h 40m
3 stops
$1,114Multiple Airlines
Fri, Jul 3 - Fri, Jul 10
Multiple Airlines Logo
10:10 pm - 1:50 pm
STN
-
PDX
47h 40m
3 stops
Multiple Airlines Logo
7:05 pm - 7:55 pm
PDX
-
STN
16h 50m
2 stops
$1,118Multiple Airlines
Sun, Jul 26 - Sun, Aug 2
Multiple Airlines Logo
11:15 am - 11:45 am
STN
-
PDX
32h 30m
2 stops
Multiple Airlines Logo
7:05 pm - 8:30 pm
PDX
-
STN
17h 25m
2 stops
$1,119Multiple Airlines
Wed, Jul 8 - Fri, Jul 17
Multiple Airlines Logo
6:35 am - 7:11 pm
STN
-
PDX
44h 36m
3 stops
Multiple Airlines Logo
7:05 pm - 9:40 pm
PDX
-
STN
18h 35m
2 stops
$1,121Multiple Airlines
Tue, Jul 7 - Wed, Jul 15
Multiple Airlines Logo
7:05 am - 5:55 pm
STN
-
PDX
18h 50m
2 stops
Multiple Airlines Logo
1:05 pm - 9:10 pm
PDX
-
STN
24h 05m
2 stops
$1,133Multiple Airlines
Tue, Sep 22 - Fri, Sep 25
Multiple Airlines Logo
6:45 pm - 1:05 pm
STN
-
PDX
26h 20m
2 stops
Multiple Airlines Logo
3:10 pm - 9:00 pm
PDX
-
STN
21h 50m
2 stops
$1,139Multiple Airlines
Fri, Jun 26 - Sat, Jul 11
Multiple Airlines Logo
6:05 am - 9:31 am
STN
-
PDX
35h 26m
3 stops
Multiple Airlines Logo
7:05 pm - 9:40 pm
PDX
-
STN
18h 35m
2 stops
$1,140Multiple Airlines
Thu, Jul 16 - Wed, Jul 29
Multiple Airlines Logo
10:45 pm - 1:50 pm
STN
-
PDX
47h 05m
3 stops
Multiple Airlines Logo
3:30 pm - 7:50 pm
PDX
-
STN
20h 20m
3 stops
$1,155Multiple Airlines
Mon, Aug 24 - Mon, Sep 7
Multiple Airlines Logo
6:35 am - 9:31 am
STN
-
PDX
34h 56m
3 stops
Multiple Airlines Logo
3:30 pm - 12:10 am
PDX
-
STN
24h 40m
3 stops
$1,157Multiple Airlines
Tue, Jul 7 - Wed, Jul 15

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Turkish Airlines flights from London Stansted Airport to Portland

Our best Turkish Airlines deals on London Stansted Airport to Portland flight tickets
Turkish Airlines
Jun 29
STN10:50 amLondon Stansted
42h 04m
2 stops
PDX8:54 pmPortland
Jul 8
PDX1:14 pmPortland
36h 41m
2 stops
STN9:55 amLondon Stansted
$2,031
Turkish Airlines
Jun 23
STN5:35 pmLondon Stansted
35h 19m
2 stops
PDX8:54 pmPortland
Aug 17
PDX9:00 amPortland
40h 55m
2 stops
STN9:55 amLondon Stansted
$2,250
Turkish Airlines
Jun 29
STN10:50 amLondon Stansted
42h 04m
2 stops
PDX8:54 pmPortland
Jul 8
PDX1:14 pmPortland
36h 41m
2 stops
STN9:55 amLondon Stansted
$2,296

momondo Fare Finder

 
Customize your flight search to find flights from London Stansted Airport to Portland 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 15, 2026.
Use the filters below to find and compare flights from London Stansted Airport to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonPortland

STN - PDX

STNPDX

London Stansted

Tue 7/28

8:10 am-9:31 am

3 stops33h 21m

Portland

Thu 8/6

10:10 am-10:25 pm

2 stops28h 15m

$1,107

LondonPortland

STN - PDX

STNPDX

London Stansted

Fri 7/3

6:30 am-9:31 am

3 stops35h 01m

Portland

Fri 7/10

10:10 am-12:50 am

3 stops30h 40m

$1,114

LondonPortland

STN - PDX

STNPDX

London Stansted

Sun 7/26

10:10 pm-1:50 pm

3 stops47h 40m

Portland

Sun 8/2

7:05 pm-7:55 pm

2 stops16h 50m

$1,118

LondonPortland

STN - PDX

STNPDX

London Stansted

Wed 7/8

11:15 am-11:45 am

2 stops32h 30m

Portland

Fri 7/17

7:05 pm-8:30 pm

2 stops17h 25m

$1,119

LondonPortland

STN - PDX

STNPDX

London Stansted

Tue 7/7

6:35 am-7:11 pm

3 stops44h 36m

Portland

Wed 7/15

7:05 pm-9:40 pm

2 stops18h 35m

$1,121
Quickest round-trip

LondonPortland

STN - PDX

STNPDX

London Stansted

Tue 9/22

7:05 am-5:55 pm

2 stops18h 50m

Portland

Fri 9/25

1:05 pm-9:10 pm

2 stops24h 05m

$1,133

LondonPortland

STN - PDX

STNPDX

London Stansted

Fri 6/26

6:45 pm-1:05 pm

2 stops26h 20m

Portland

Sat 7/11

3:10 pm-9:00 pm

2 stops21h 50m

$1,139

LondonPortland

STN - PDX

STNPDX

London Stansted

Thu 7/16

6:05 am-9:31 am

3 stops35h 26m

Portland

Wed 7/29

7:05 pm-9:40 pm

2 stops18h 35m

$1,140

LondonPortland

STN - PDX

STNPDX

London Stansted

Mon 8/24

10:45 pm-1:50 pm

3 stops47h 05m

Portland

Mon 9/7

3:30 pm-7:50 pm

3 stops20h 20m

$1,155

LondonPortland

STN - PDX

STNPDX

London Stansted

Tue 7/7

6:35 am-9:31 am

3 stops34h 56m

Portland

Wed 7/15

3:30 pm-12:10 am

3 stops24h 40m

$1,157

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

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

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 day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $876. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Saturday, with ticket prices averaging around $1,590.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $854. In the afternoon is when there is more demand to fly to Portland, so prices are often more expensive at around $1,224 per ticket.

When to book flights from London Stansted Airport to Portland

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

Cheap London Stansted Airport to Portland (STN to PDX) flight deals and tips

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

Fastest flight time

18h 46m

Direct flights

None
The fastest flight from London Stansted Airport to Portland takes 18h 46m
There are no direct flights from London Stansted Airport to Portland. There are no popular flight routes from London Stansted Airport to Portland.
Search flight deals

Frequently asked questions about flying from London Stansted Airport to Portland

  • How far is London Stansted to Portland by plane?

    The straight-line distance from London Stansted to Portland is 4898.6 mi. Flights usually cover this in 18h 46m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Stansted Airport to Portland Airport were last updated today.

  • How old do you have to be to fly from London Stansted Airport to Portland 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 London Stansted Airport to Portland Airport.

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

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Depoe Bay
Hillsboro
Tigard
Longview
Hood River
Newberg
Troutdale
Clackamas
The Dalles
Gresham
McMinnville

Why use momondo?

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

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

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

Flights from London to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential London to Portland 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 London to Portland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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