$328+ Cheap flights from Portland, ME (PWM) to Arlanda (ARN)
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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — ARN
Nov 11 — Nov 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portland to Arlanda with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Arlanda
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to ArlandaExplore the most affordable flight options available from Portland to Arlanda. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
Explore the most affordable flight options available from Portland to Arlanda. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/239:46 am -
2 stops22h 59m
Mon 11/301:10 pm -
2 stops37h 32m
Deal found 10/8![United Airlines logo]()
$870
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sun 12/67:00 am -
2 stops22h 25m
Wed 12/96:20 am -
2 stops19h 05m
Deal found 10/7![United Airlines logo]()
$1,078
Best flights from Portland to ArlandaDiscover carefully curated flight deals from Portland to Arlanda that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
Discover carefully curated flight deals from Portland to Arlanda that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/239:46 am -
2 stops22h 59m
Mon 11/301:10 pm -
2 stops37h 32m
Deal found 10/8![United Airlines logo]()
$870
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sun 12/67:00 am -
2 stops22h 25m
Wed 12/96:20 am -
2 stops19h 05m
Deal found 10/7![United Airlines logo]()
$1,078
Last-minute flights from Portland to ArlandaDiscover last-minute flight deals from Portland to Arlanda. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Arlanda. Data last updated October 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/239:46 am -
2 stops22h 59m
Mon 11/301:10 pm -
2 stops37h 32m
Deal found 10/8![United Airlines logo]()
$870
One-way flights from Portland to ArlandaSearch for one-way flight options from Portland to Arlanda. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
Search for one-way flight options from Portland to Arlanda. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This British Airways deal was found by Cheapflights users on 10/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/410:59 am -
2 stops21h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$328
This KLM deal was found by Cheapflights users on 10/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/42:35 pm -
1 stop11h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![KLM logo]()
$329
Find flight deals from Portland to Arlanda
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Arlanda (ARN). 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 October 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $870 (United Airlines) |
One-way from | $328 (British Airways) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Arlanda 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, Cheapflights users made 7,457,451 searches. Data last updated October 12, 2026.
Use the filters below to find and compare flights from Portland to Stockholm Arlanda Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandStockholm
PWM Portland - ARN Stockholm Arlanda
PWMARN
Portland
Sun 4/4
10:59 am-2:50 pm
2 stops21h 51m
Stockholm Arlanda
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$328
Quickest round-trip
PortlandStockholm
PWM Portland - ARN Stockholm Arlanda
PWMARN
Portland
Sun 4/4
2:35 pm-8:20 am
1 stop11h 45m
Stockholm Arlanda
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$329
PortlandStockholm
PWM Portland - ARN Stockholm Arlanda
PWMARN
Portland
Mon 11/23
9:46 am-2:45 pm
2 stops22h 59m
Stockholm Arlanda
Mon 11/30
1:10 pm-8:42 pm
2 stops37h 32m
$870
PortlandStockholm
PWM Portland - ARN Stockholm Arlanda
PWMARN
Portland
Sun 12/6
7:00 am-11:25 am
2 stops22h 25m
Stockholm Arlanda
Wed 12/9
6:20 am-7:25 pm
2 stops19h 05m
$1,078
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Portland, Maine-Stockholm Arlanda Airport 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 Arlanda Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Stockholm Arlanda Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland, Maine-Stockholm Arlanda Airport 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 Arlanda Airport 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 Arlanda
Have a flexible travel schedule? Discover the best time to fly to Arlanda from Portland with our price prediction graph.
PWM-ARN
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.
Related info for your journey
Find useful and relevant information for your journey from Portland to Arlanda. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Stockholm Arlanda Airport?
Book flights to Stockholm Arlanda Airport if you plan to visit one of these locationsSolna
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Arlanda flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Portland
Popular flights