How do I get Price Alerts for flights from Portland to London Stansted Airport?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland from London Stansted Airport . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Portland to London Stansted Airport with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to London Stansted Airport.

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

The necessary travel and health documents for your London Stansted 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.

£179 Cheap Flights from Portland to London Stansted Airport in 2026/27

Find the cheapest flights from Portland to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:30 - 22:05PDX Portland-STN London Stansted

22h 35m3 stops Vancouver Intl Munich Franz Josef Strauss Milan Malpensa

20:15 - 14:46STN London Stansted-PDX Portland

26h 31m3 stops Milan Malpensa Frankfurt am Main Vancouver Intl

£644Multiple Airlines

Sun, 11 Oct - Sun, 18 Oct

14:45 - 20:30PDX Portland-STN London Stansted

21h 45m2 stops Reykjavik Keflavik Intl Gdansk Rebiechowo

08:10 - 17:00STN London Stansted-PDX Portland

16h 50m2 stops Stockholm Arlanda Reykjavik Keflavik Intl

£647Multiple Airlines

Thu, 12 Nov - Mon, 30 Nov

14:45 - 18:00PDX Portland-STN London Stansted

19h 15m2 stops Reykjavik Keflavik Intl Stockholm Arlanda

08:10 - 17:00STN London Stansted-PDX Portland

16h 50m2 stops Stockholm Arlanda Reykjavik Keflavik Intl

£654Multiple Airlines

Mon, 9 Nov - Mon, 16 Nov

15:30 - 14:30PDX Portland-STN London Stansted

15h 00m1 stop Reykjavik Keflavik Intl

07:30 - 18:00STN London Stansted-PDX Portland

17h 30m1 stop Reykjavik Keflavik Intl

£659Multiple Airlines

Thu, 22 Oct - Fri, 30 Oct

10:10 - 00:20PDX Portland-STN London Stansted

30h 10m3 stops Vancouver Intl Toronto Pearson Intl Lisbon Humberto Delgado

19:50 - 18:31STN London Stansted-PDX Portland

29h 41m3 stops Lisbon Humberto Delgado Munich Franz Josef Strauss Vancouver Intl

£659Multiple Airlines

Mon, 19 Oct - Mon, 26 Oct

15:30 - 14:30PDX Portland-STN London Stansted

15h 00m1 stop Reykjavik Keflavik Intl

07:30 - 18:00STN London Stansted-PDX Portland

17h 30m1 stop Reykjavik Keflavik Intl

£659Multiple Airlines

Thu, 22 Oct - Fri, 30 Oct

15:30 - 17:10PDX Portland-STN London Stansted

17h 40m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

07:00 - 17:55STN London Stansted-PDX Portland

18h 55m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

£662Multiple Airlines

Wed, 7 Oct - Wed, 14 Oct

10:10 - 00:20PDX Portland-STN London Stansted

30h 10m3 stops Vancouver Intl Toronto Pearson Intl Lisbon Humberto Delgado

19:50 - 18:31STN London Stansted-PDX Portland

29h 41m3 stops Lisbon Humberto Delgado Munich Franz Josef Strauss Vancouver Intl

£667Multiple Airlines

Mon, 19 Oct - Mon, 26 Oct

15:45 - 20:15PDX Portland-STN London Stansted

21h 30m2 stops Reykjavik Keflavik Intl Glasgow Intl

07:30 - 18:00STN London Stansted-PDX Portland

17h 30m1 stop Reykjavik Keflavik Intl

£670Multiple Airlines

Mon, 26 Oct - Sun, 1 Nov

15:30 - 23:55PDX Portland-STN London Stansted

24h 25m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Venice Marco Polo

08:10 - 18:00STN London Stansted-PDX Portland

16h 50m2 stops Stockholm Arlanda Reykjavik Keflavik Intl

£670Multiple Airlines

Mon, 19 Oct - Mon, 26 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

10:10 - 19:20PDX Portland-STN London Stansted

25h 10m2 stops Vancouver Intl Dublin

22:50 - 14:46STN London Stansted-PDX Portland

23h 56m2 stops Dublin Vancouver Intl

£825Multiple Airlines

Fri, 18 Sep - Fri, 25 Sep

10:10 - 19:35PDX Portland-STN London Stansted

25h 25m2 stops Vancouver Intl Dublin

08:30 - 09:31STN London Stansted-PDX Portland

33h 01m3 stops Dublin Calgary Vancouver Intl

£982Multiple Airlines

Tue, 15 Sep - Fri, 18 Sep

15:30 - 00:10PDX Portland-STN London Stansted

24h 40m3 stops Vancouver Intl Munich Franz Josef Strauss Kastrup Copenhagen

06:55 - 13:50STN London Stansted-PDX Portland

38h 55m3 stops Barcelona-El Prat Montreal Pierre Elliott Trudeau Intl Calgary

£1,012Multiple Airlines

Tue, 15 Sep - Thu, 17 Sep

09:00 - 09:55PDX Portland-STN London Stansted

40h 55m2 stops San Francisco Istanbul

17:35 - 19:16STN London Stansted-PDX Portland

33h 41m2 stops Istanbul Houston George Bush Intcntl

£1,221Turkish Airlines

Thu, 17 Sep - Thu, 24 Sep

09:00 - 09:55PDX Portland-STN London Stansted

40h 55m2 stops San Francisco Istanbul

17:35 - 19:16STN London Stansted-PDX Portland

33h 41m2 stops Istanbul Houston George Bush Intcntl

£1,239Turkish Airlines

Thu, 17 Sep - Thu, 1 Oct

15:30 - 19:35PDX Portland-STN London Stansted

20h 05m2 stops Reykjavik Keflavik Intl Helsinki-Vantaa

17:45 - 17:55STN London Stansted-PDX Portland

32h 10m3 stops Istanbul Helsinki-Vantaa Reykjavik Keflavik Intl

£1,285Multiple Airlines

Thu, 17 Sep - Sat, 19 Sep

15:30 - 17:35PDX Portland-STN London Stansted

18h 05m2 stops Reykjavik Keflavik Intl Dublin

09:15 - 19:11STN London Stansted-PDX Portland

17h 56m3 stops Edinburgh Turnhouse Calgary Vancouver Intl

£1,291Multiple Airlines

Thu, 17 Sep - Thu, 1 Oct

10:10 - 12:45PDX Portland-STN London Stansted

18h 35m2 stops Vancouver Intl Dublin

20:45 - 19:11STN London Stansted-PDX Portland

30h 26m3 stops Porto Frankfurt am Main Vancouver Intl

£1,331Multiple Airlines

Tue, 15 Sep - Sun, 20 Sep

15:30 - 23:20PDX Portland-STN London Stansted

23h 50m2 stops Reykjavik Keflavik Intl Dublin

20:00 - 19:11STN London Stansted-PDX Portland

31h 11m3 stops Budapest Ferenc Liszt Intl Frankfurt am Main Vancouver Intl

£1,356Multiple Airlines

Thu, 17 Sep - Sat, 19 Sep

07:10 - 09:55PDX Portland-STN London Stansted

42h 45m2 stops Houston George Bush Intcntl Istanbul

17:35 - 19:19STN London Stansted-PDX Portland

33h 44m2 stops Istanbul Houston George Bush Intcntl

£1,357Turkish Airlines

Fri, 18 Sep - Sun, 27 Sep

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Turkish Airlines flights from Portland to London Stansted Airport

Our best Turkish Airlines deals on Portland to London Stansted Airport flight tickets

Turkish Airlines

21 Sept

PDX09:00Portland

40h 55m

2 stops

STN09:55London Stansted

1 Oct

STN17:35London Stansted

33h 41m

2 stops

PDX19:16Portland

£1,191

Turkish Airlines

21 Sept

PDX09:00Portland

23h 40m

2 stops

STN16:40London Stansted

30 Sept

STN10:50London Stansted

35h 37m

2 stops

PDX14:27Portland

£1,210

Turkish Airlines

17 Sept

PDX09:00Portland

40h 55m

2 stops

STN09:55London Stansted

24 Sept

STN17:35London Stansted

33h 41m

2 stops

PDX19:16Portland

£1,221

momondo Fare Finder

Use the filters below to find and compare flights from Portland to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Sun 11/10

15:30-22:05

3 stops22h 35m

London Stansted

Sun 18/10

20:15-14:46

3 stops26h 31m

£644

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Thu 12/11

14:45-20:30

2 stops21h 45m

London Stansted

Mon 30/11

08:10-17:00

2 stops16h 50m

£647

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Mon 9/11

14:45-18:00

2 stops19h 15m

London Stansted

Mon 16/11

08:10-17:00

2 stops16h 50m

£654

Fastest return journey

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Thu 22/10

15:30-14:30

1 stop15h 00m

London Stansted

Fri 30/10

07:30-18:00

1 stop17h 30m

£659

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Mon 19/10

10:10-00:20

3 stops30h 10m

London Stansted

Mon 26/10

19:50-18:31

3 stops29h 41m

£659

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Thu 22/10

15:30-14:30

1 stop15h 00m

London Stansted

Fri 30/10

07:30-18:00

1 stop17h 30m

£659

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Wed 7/10

15:30-17:10

2 stops17h 40m

London Stansted

Wed 14/10

07:00-17:55

2 stops18h 55m

£662

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Mon 19/10

10:10-00:20

3 stops30h 10m

London Stansted

Mon 26/10

19:50-18:31

3 stops29h 41m

£667

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Mon 26/10

15:45-20:15

2 stops21h 30m

London Stansted

Sun 1/11

07:30-18:00

1 stop17h 30m

£670

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Mon 19/10

15:30-23:55

3 stops24h 25m

London Stansted

Mon 26/10

08:10-18:00

2 stops16h 50m

£670

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from Portland to London Stansted Airport

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

Estimated return price

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

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

Best price found	£179
Fastest flight time	15h 00m
Direct flights	None

The best one-way flight to London Stansted Airport from Portland in the past 72 hours is £179. The best return flight deal from Portland to London Stansted Airport found on momondo in the last 72 hours is £644.

The fastest flight from Portland to London Stansted Airport takes 15h 00m

There are no direct flights from Portland to London Stansted Airport. There are no popular flight routes from Portland to London Stansted Airport.

Search flight deals

Frequently asked questions about flying from Portland to London Stansted Airport

How far is Portland to London Stansted by plane?
The distance between Portland and London Stansted is about 4898.6 mi. A reasonable flight in good conditions will take 15h 00m.
When did momondo last update prices for flights from Portland Airport to London Stansted Airport?
Prices for flights from Portland Airport to London Stansted Airport are refreshed on a daily basis.
How old do you have to be to fly from Portland Airport to London Stansted Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to London Stansted Airport.
What documentation or ID do you need to fly to London Stansted Airport?
The necessary travel and health documents for your London Stansted 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.

Frequently asked questions about flying from Portland to London Stansted Airport

How do I get Price Alerts for flights from Portland to London Stansted Airport?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland from London Stansted Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Portland to London Stansted Airport with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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Southend-on-Sea

Luton

Slough

Ipswich

Maidstone

Folkestone

Hastings

Ilford

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Hayes

Bedford

Guildford

Colchester

Harlow

Chelmsford

Why use momondo?

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

It is quick and easy to find Portland to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Flights from Portland to London 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 Portland to London?

momondo helps you find the best flight between Portland and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Portland to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.