Cheap flights from Portland, Maine to Stockholm from $641

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Stockholm departing on 11/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Portland, Maine to Stockholm (PWM-STO)

Cheap round-trip flights

Delta Logo
2:30 pm - 11:50 amPWM-ARN
15h 20m2 stops
Delta Logo
6:15 am - 11:54 pmARN-PWM
23h 39m2 stops
$641Delta
Find Deal
Fri, Nov 14 - Tue, Nov 18
United Airlines Logo
2:20 pm - 2:55 pmPWM-ARN
18h 35m2 stops
United Airlines Logo
6:15 am - 9:50 pmARN-PWM
21h 35m2 stops
$653United Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
United Airlines Logo
3:00 pm - 2:55 pmPWM-ARN
17h 55m2 stops
United Airlines Logo
6:15 am - 5:48 pmARN-PWM
17h 33m2 stops
$654United Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
United Airlines Logo
7:25 pm - 12:30 pmPWM-ARN
35h 05m2 stops
United Airlines Logo
10:05 am - 9:44 pmARN-PWM
41h 39m2 stops
$720United Airlines
Find Deal
Sat, Oct 4 - Mon, Oct 13
United Airlines Logo
7:25 pm - 2:45 pmPWM-ARN
37h 20m2 stops
United Airlines Logo
1:15 pm - 11:59 pmARN-PWM
40h 44m2 stops
$731United Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 18
KLM Logo
2:41 pm - 8:20 amPWM-ARN
11h 39m1 stop
KLM Logo
10:20 am - 12:05 amARN-PWM
19h 45m1 stop
$756KLM
Find Deal
Sat, Oct 4 - Mon, Oct 13
 Logo
2:41 pm - 11:40 amPWM-ARN
14h 59m2 stops
 Logo
10:20 am - 12:05 amARN-PWM
19h 45m1 stop
Sat, Oct 4 - Mon, Oct 13
Air Canada Logo
10:30 am - 11:00 amPWM-ARN
18h 30m3 stops
Air Canada Logo
6:05 am - 6:23 pmARN-PWM
18h 18m3 stops
$1,541Air Canada
Find Deal
Sat, Oct 4 - Mon, Oct 13

United Airlines flights from Portland, Maine to Stockholm

Our best United Airlines deals on Portland, Maine to Stockholm flight tickets
United Airlines
Nov 14
PWM2:20 pmPortland
18h 35m
2 stops
ARN2:55 pmStockholm Arlanda
Nov 18
ARN6:15 amStockholm Arlanda
21h 35m
2 stops
PWM9:50 pmPortland
United Airlines
Nov 14
PWM3:00 pmPortland
17h 55m
2 stops
ARN2:55 pmStockholm Arlanda
Nov 18
ARN6:15 amStockholm Arlanda
17h 33m
2 stops
PWM5:48 pmPortland
United Airlines
Oct 4
PWM7:25 pmPortland
35h 05m
2 stops
ARN12:30 pmStockholm Arlanda
Oct 13
ARN10:05 amStockholm Arlanda
41h 39m
2 stops
PWM9:44 pmPortland

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Stockholm 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 August 28, 2025.
Use the filters below to find and compare flights from Portland, Maine to Stockholm that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandStockholm

PWM - ARN

PWMARN

Portland

Fri 11/14

2:30 pm-11:50 am

2 stops15h 20m

Stockholm Arlanda

Tue 11/18

6:15 am-11:54 pm

2 stops23h 39m

$641

PortlandStockholm

PWM - ARN

PWMARN

Portland

Fri 11/14

2:20 pm-2:55 pm

2 stops18h 35m

Stockholm Arlanda

Tue 11/18

6:15 am-9:50 pm

2 stops21h 35m

$653

PortlandStockholm

PWM - ARN

PWMARN

Portland

Fri 11/14

3:00 pm-2:55 pm

2 stops17h 55m

Stockholm Arlanda

Tue 11/18

6:15 am-5:48 pm

2 stops17h 33m

$654

PortlandStockholm

PWM - ARN

PWMARN

Portland

Sat 10/4

7:25 pm-12:30 pm

2 stops35h 05m

Stockholm Arlanda

Mon 10/13

10:05 am-9:44 pm

2 stops41h 39m

$720

PortlandStockholm

PWM - ARN

PWMARN

Portland

Sat 10/11

7:25 pm-2:45 pm

2 stops37h 20m

Stockholm Arlanda

Sat 10/18

1:15 pm-11:59 pm

2 stops40h 44m

$731

PortlandStockholm

PWM - ARN

PWMARN

Portland

Sat 10/4

2:41 pm-8:20 am

1 stop11h 39m

Stockholm Arlanda

Mon 10/13

10:20 am-12:05 am

1 stop19h 45m

$756

PortlandStockholm

PWM - ARN

PWMARN

Portland

Sat 10/4

2:41 pm-11:40 am

2 stops14h 59m

Stockholm Arlanda

Mon 10/13

10:20 am-12:05 am

1 stop19h 45m

$775

PortlandStockholm

PWM - ARN

PWMARN

Portland

Sat 10/4

10:30 am-11:00 am

3 stops18h 30m

Stockholm Arlanda

Mon 10/13

6:05 am-6:23 pm

3 stops18h 18m

$1,541

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Stockholm from

How to get the cheapest flight ticket from Portland, Maine to Stockholm

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 airlines fly to Stockholm?

Icelandair, Scandinavian Airlines and Delta are the top three most popular airlines that fly to Stockholm from Portland, Maine according to our data. Icelandair is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Stockholm. Keep in mind that there are 9 different airlines that fly to Stockholm on a routine basis, so you have a few additional options to choose from.

When to book flights from Portland, Maine to Stockholm

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

Cheap Portland, Maine to Stockholm (PWM to STO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Stockholm

Direct flights

None
There are no direct flights from Portland, Maine to Stockholm. There are no popular flight routes from Portland, Maine to Stockholm.
  • How far is Portland to Stockholm by plane?

    The straight-line distance from Portland to Stockholm is 3645.2 mi. By plane, this route typically takes 11h 39m.

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

    Prices for flights from Portland Airport to Stockholm refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Stockholm.

  • What documentation or ID do you need to fly to Stockholm?

    The travel and health documents you'll need for your trip to Stockholm 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 Stockholm. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Stockholm?

Book flights to Stockholm if you plan to visit one of these locations
Solna
Kista
Södertälje

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Stockholm. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Portland to Stockholm on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Stockholm from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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1 adult
Tue 9/2
Tue 9/9

Find better results for your trip to Sweden

Fly into one of these airports located in Stockholm

Airports listed have a maximum distance of 55.4 mi from Stockholm