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$684+ Cheap flights from Portland, ME (PWM) to Stockholm (STO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — STO
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap flight deals from Portland to Stockholm

Cheapest flights from Portland to Stockholm
Explore the most affordable flight options available from Portland to Stockholm. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This United Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:22 pm
PWM
-
ARN
2 stops22h 18m
United Airlines
Fri 11/136:10 am
ARN
-
PWM
2 stops19h 14m
United Airlines
Deal found 3/19$684
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:22 pm
PWM
-
ARN
2 stops39h 23m
United Airlines
Wed 11/186:10 am
ARN
-
PWM
2 stops19h 14m
United Airlines
Deal found 3/20$701
This United Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:15 pm
PWM
-
ARN
2 stops17h 10m
United Airlines
Mon 11/169:50 am
ARN
-
PWM
2 stops58h 02m
United Airlines
Deal found 3/22$710
This American Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:53 pm
PWM
-
ARN
2 stops19h 02m
American Airlines
Mon 11/1611:30 am
ARN
-
PWM
3 stops18h 08m
American Airlines
Deal found 3/22$739
This Air Canada deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:15 pm
PWM
-
ARN
3 stops19h 30m
Air Canada
Mon 11/166:10 am
ARN
-
PWM
3 stops18h 03m
Air Canada
Deal found 3/22$784

Find flight deals from Portland to Stockholm

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Stockholm (STO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Portland-Stockholm (STO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Stockholm (STO) flights.
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Compare providers for flights from Portland to Stockholm

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Stockholm in March.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Stockholm flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Stockholm flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Stockholm flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Stockholm flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Stockholm flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Stockholm

Have a flexible travel schedule? Discover the best time to fly to Stockholm from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Stockholm

What is the cheapest month to book a flight from Portland, Maine to Stockholm?

Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Stockholm (average of $349). Flying from Portland, Maine to Stockholm in June is currently the most expensive (average of $470). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Portland to Stockholm. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Stockholm?

    Located just 2.9 mi from the city center, Portland is the airport most travelers will use when flying to Stockholm from Portland. Booking flights from Portland (PWM) to Stockholm should be relatively easy as there are 0 daily outbound flights to Stockholm from 0 different airlines.

  • Can I find deals for flights from Portland to Stockholm that include hotel bookings?

    Yes. In addition to deals on Portland to Stockholm flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Stockholm?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Stockholm.

  • Can I find deals for business class flights from Portland to Stockholm?

    Yes. Cheapflights offers flight deals from Portland to Stockholm by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Stockholm?

    Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Stockholm (average of $349). Flying from Portland, Maine to Stockholm in June is currently the most expensive (average of $470). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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