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Arlanda

$313+ Cheap flights from Seattle (SEA) to Arlanda, Sweden

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ARN
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Arlanda are usually found in October or March, booked 24 days in advance, depart on a Monday or Saturday and return on a Thursday

Cheap flight deals from Seattle to Arlanda

Keep the following information in mind while searching for Seattle to Arlanda flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$313
(Ticket)

Popular in

December

Cheapest in

October

Average price

$404
Provider with most accurate pricing for Seattle/Tacoma Intl-Stockholm (STO) flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Stockholm (STO) flights.
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From Seattle/Tacoma Intl to Arlanda
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Highest demand for flights based on searches. 2% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Seattle to Arlanda

Cheapest flights from Seattle to Arlanda
Explore the most affordable flight options available from Seattle to Arlanda. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Ticket deal was found by Cheapflights users on 10/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:35 pmSEA - ARN
1 stop12h 10mIcelandair
Wed 11/2612:45 pmARN - SEA
1 stop13h 15mIcelandair
Deal found 10/27$313
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:35 pmSEA - ARN
1 stop13h 00mIcelandair
Fri 12/1212:45 pmARN - SEA
1 stop13h 15mIcelandair
Deal found 10/28$356
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:35 pmSEA - ARN
1 stop12h 10mIcelandair
Sun 12/1412:45 pmARN - SEA
1 stop13h 15mIcelandair
Deal found 10/28$360
This oojo deal was found by Cheapflights users on 10/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:35 pmSEA - ARN
1 stop12h 10mIcelandair
Wed 1/1412:45 pmARN - SEA
1 stop13h 15mIcelandair
Deal found 10/27$367
This oojo deal was found by Cheapflights users on 10/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:35 pmSEA - ARN
1 stop12h 10mIcelandair
Wed 12/1712:45 pmARN - SEA
1 stop13h 15mIcelandair
Deal found 10/27$399
This Ticket deal was found by Cheapflights users on 10/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:40 pmSEA - ARN
2 stops23h 45mMultiple Airlines
Wed 11/267:10 amARN - SEA
1 stop15h 10mMultiple Airlines
Deal found 10/27$402
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:05 amSEA - ARN
2 stops22h 50mLufthansa
Fri 12/126:20 amARN - SEA
1 stop14h 50mLufthansa
Deal found 10/27$428
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:05 pmSEA - ARN
2 stops38h 15mMultiple Airlines
Fri 12/126:20 amARN - SEA
1 stop14h 50mMultiple Airlines
Deal found 10/28$437
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:00 pmSEA - ARN
1 stop17h 30mLufthansa
Mon 11/246:15 amARN - SEA
1 stop14h 55mLufthansa
Deal found 10/28$442

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Seattle to Arlanda that are best for you.

Fly from

Seattle

Fly to

Arlanda

Route

Depart

Return

Price

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Mon 1/12

2:35 pm-11:45 am

1 stop12h 10m

Stockholm Arlanda

Fri 1/16

12:45 pm-5:00 pm

1 stop13h 15m

$358

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Mon 3/16

3:35 pm-11:45 am

1 stop12h 10m

Stockholm Arlanda

Tue 3/24

12:45 pm-6:00 pm

1 stop13h 15m

$362

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Sun 1/11

2:35 pm-11:45 am

1 stop12h 10m

Stockholm Arlanda

Thu 1/15

12:45 pm-5:00 pm

1 stop13h 15m

$383

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Fri 3/27

3:35 pm-11:45 am

1 stop12h 10m

Stockholm Arlanda

Tue 3/31

1:45 pm-5:50 pm

1 stop13h 05m

$385

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Thu 4/2

3:45 pm-12:45 pm

1 stop12h 00m

Stockholm Arlanda

Mon 4/13

5:10 pm-8:45 pm

1 stop12h 35m

$394

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Wed 11/26

2:05 pm-2:55 pm

1 stop15h 50m

Stockholm Arlanda

Wed 4/15

10:20 am-7:33 pm

1 stop18h 13m

$456

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Wed 1/14

8:35 am-12:30 pm

2 stops18h 55m

Stockholm Arlanda

Tue 1/20

8:30 am-9:47 pm

2 stops22h 17m

$460

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Fri 12/5

10:05 am-11:40 pm

2 stops28h 35m

Stockholm Arlanda

Tue 12/9

6:15 am-12:10 pm

1 stop14h 55m

$472

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Mon 12/1

2:35 pm-11:45 am

1 stop12h 10m

$340

SeattleStockholm

SEA - ARN

SEAARN

Seattle/Tacoma Intl

Wed 12/10

2:35 pm-11:45 am

1 stop12h 10m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 18 results
1
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Best time to book a flight from Seattle to Arlanda

Have a flexible travel schedule? Discover the best time to fly to Arlanda from Seattle 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 Seattle to Arlanda

How far ahead should I book a flight from Seattle to Arlanda?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Arlanda. Price data was last updated on October 24, 2025.

Booking 24 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Arlanda. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Arlanda?

Currently, March is the cheapest month in which you can book a flight from Seattle to Arlanda (average of $346). Flying from Seattle to Arlanda in April is currently the most expensive (average of $494). 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.

What is the cheapest time of day to fly from SEA to AR9?

Find hourly flight availability from Seattle to Arlanda. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

It’s optimal to fly from Seattle to Arlanda at noon. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost to fly round-trip from Seattle to Arlanda?

Reviews of airlines servicing Arlanda

Get insights into the airlines that provide service to Arlanda. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Arlanda. Reviews last updated October 29, 2025.
Read through reviews of airlines operating flights from Seattle to Arlanda, such as Delta, Finnair, and Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,993 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Finnair
7.6
Good
1,333 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Scandinavian Airlines
7.4
Good
1,545 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Icelandair
7.1
Good
562 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,541 reviews
Delta
7.9
Good
7,993 reviews

Boarding

8.2

Overall

7.9

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Arlanda. 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 Seattle to Arlanda?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Arlanda. You should not have trouble finding flights to Arlanda from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Arlanda per day. You should also have plenty of airline options to choose from since 9 airlines have flights from the Seattle airport to Arlanda. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

  • How long is the flight from Seattle to Arlanda?

    Departing from Seattle to Arlanda will take you 12h 10m. There are 4702 mi between Seattle and Arlanda.

  • Can I find deals for flights from Seattle to Arlanda that include hotel bookings?

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

  • How can I find direct flights from Seattle to Arlanda?

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

  • Can I find deals for business class flights from Seattle to Arlanda?

    Yes. Cheapflights offers flight deals from Seattle to Arlanda 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 Seattle to Arlanda?

    Currently, March is the cheapest month in which you can book a flight from Seattle to Arlanda (average of $346). Flying from Seattle to Arlanda in April is currently the most expensive (average of $494). 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.

See more FAQs

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Alternative routes for Seattle to Arlanda

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Seattle to Arlanda

Discover the top 9 airlines that operate flights from Seattle to Arlanda. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$355Average$522FlexibilityNo cancel feeOn-time76%
DeltaCheapest$382Average$812FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$420Average$738FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$441Average$915FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$465Average$916FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$527Average$708FlexibilityNo cancel feeOn-time76%
FinnairCheapest$555Average$922FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$557Average$694FlexibilityNo cancel feeOn-time69%
KLMCheapest$604Average$746FlexibilityNo cancel feeOn-time75%

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