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$279+ Cheap flights from Washington to Oslo

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OSL
dic. 23 — dic. 301
lun. 12/23
lun. 12/30
1 adult, Economy
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Cheap flight deals from Washington to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Oslo (OS1). 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 diciembre 18, 2024.

Round-trip from

$437
(Ticket)

One-way from

$279
(Kiwi.com)
From Washington to Oslo
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One-way flight from Washington to Oslo
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Find flight deals from Washington to Oslo

Cheapest flights from Washington to Oslo
Explore the most affordable flight options available from Washington to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 18, 2024.

This Gotogate deal was found by Cheapflights users on 12/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/312:35 pmSEA - OSL
1 stop21h 00mIcelandair
jue. 7/104:30 pmOSL - SEA
1 stop13h 10mIcelandair
Deal found 12/17$610
This Gotogate deal was found by Cheapflights users on 12/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/312:35 pmSEA - OSL
2 stops24h 35mMultiple Airlines
jue. 7/104:30 pmOSL - SEA
1 stop27h 55mMultiple Airlines
Deal found 12/17$975
This Gurufare deal was found by Cheapflights users on 12/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/319:55 amSEA - OSL
2 stops40h 15mScandinavian Airlines
jue. 7/106:00 amOSL - SEA
2 stops27h 08mScandinavian Airlines
Deal found 12/17$992
This Gurufare deal was found by Cheapflights users on 12/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/319:55 amSEA - TRF
2 stops41h 30mScandinavian Airlines
jue. 7/101:05 pmTRF - SEA
1 stop33h 45mScandinavian Airlines
Deal found 12/17$1,143
This Kiwi.com deal was found by Cheapflights users on 12/18. 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.
mar. 12/316:30 pmPDX - OSL
1 stop19h 30mMultiple Airlines
mar. 1/77:00 amOSL - PDX
2 stops20h 53mMultiple Airlines
Deal found 12/18$1,456
This Scandinavian Airlines deal was found by Cheapflights users on 12/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/246:00 amPDX - OSL
2 stops25h 30mScandinavian Airlines
lun. 12/3010:00 amOSL - PDX
2 stops21h 00mScandinavian Airlines
Deal found 12/17$1,540
This Air Canada deal was found by Cheapflights users on 12/18. 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.
mié. 12/2510:10 amPDX - OSL
3 stops19h 25mAir Canada
jue. 1/96:30 amOSL - PDX
2 stops20h 54mAir Canada
Deal found 12/18$1,811
This United Airlines deal was found by Cheapflights users on 12/18. 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.
mié. 12/259:00 amPDX - OSL
2 stops18h 45mUnited Airlines
jue. 1/96:30 amOSL - PDX
2 stops23h 07mUnited Airlines
Deal found 12/18$1,837
This Finnair deal was found by Cheapflights users on 12/18. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/256:30 pmPDX - OSL
1 stop19h 10mFinnair
jue. 1/98:45 amOSL - PDX
2 stops22h 59mFinnair
Deal found 12/18$1,866
This Lufthansa deal was found by Cheapflights users on 12/18. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2811:27 amPDX - OSL
2 stops19h 03mLufthansa
jue. 1/911:50 amOSL - PDX
2 stops20h 03mLufthansa
Deal found 12/18$1,887
This British Airways deal was found by Cheapflights users on 12/18. 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.
dom. 12/296:30 pmPDX - OSL
1 stop19h 10mBritish Airways
mar. 1/77:15 amOSL - PDX
1 stop18h 20mBritish Airways
Deal found 12/18$1,959
This American Airlines deal was found by Cheapflights users on 12/18. 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.
dom. 12/295:40 amPDX - OSL
2 stops19h 55mAmerican Airlines
mar. 1/77:15 amOSL - PDX
1 stop18h 20mAmerican Airlines
Deal found 12/18$2,027

Find flights from Washington to Oslo within your budget

Customize your flight search to find flights from Washington to Oslo 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 diciembre 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

dom. 1/12

2:35 pm-11:35 am

1 stop12h 00m

Oslo Gardermoen

dom. 1/26

9:30 pm-5:00 pm

1 stop28h 30m

$437

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

mié. 1/15

3:25 pm-12:10 pm

2 stops35h 45m

Oslo Gardermoen

mié. 1/22

2:20 pm-8:31 pm

2 stops39h 11m

$507

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

mié. 1/15

2:14 pm-8:35 am

1 stop33h 21m

Oslo Gardermoen

mié. 1/22

6:30 am-11:51 am

1 stop14h 21m

$512

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

mié. 1/15

6:50 pm-2:15 pm

1 stop34h 25m

Oslo Gardermoen

mié. 1/22

6:50 am-4:55 pm

1 stop19h 05m

$515

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

dom. 3/9

7:50 pm-10:40 pm

1 stop18h 50m

Oslo Gardermoen

mar. 3/18

8:45 am-9:11 pm

2 stops20h 26m

$534

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

mié. 1/15

7:11 am-2:15 pm

2 stops22h 04m

Oslo Gardermoen

mié. 1/22

6:50 am-4:55 pm

1 stop19h 05m

$554

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

vie. 1/31

7:00 am-12:55 pm

2 stops20h 55m

Oslo Gardermoen

vie. 2/7

6:00 am-10:53 pm

2 stops25h 53m

$563

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

mar. 1/14

11:45 am-4:25 pm

2 stops19h 40m

Oslo Gardermoen

vie. 1/24

6:30 am-11:51 am

1 stop14h 21m

$567

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

mié. 1/15

7:00 am-12:45 pm

2 stops20h 45m

Oslo Gardermoen

mié. 1/22

9:45 am-11:20 am

2 stops34h 35m

$572

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

mar. 1/14

7:30 am-9:20 am

2 stops16h 50m

Oslo Gardermoen

vie. 1/24

9:15 am-10:25 pm

2 stops22h 10m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 57 results
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Best time to book a flight from Washington to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Washington 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.

Travel insights for flights from Washington to Oslo

Get recent, data-driven insights about flights from Washington to Oslo including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from State of Washington to Oslo?

Currently, November is the cheapest month in which you can book a flight from State of Washington to Oslo (average of $567). Flying from State of Washington to Oslo in June is currently the most expensive (average of $1,182). 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 WA to OSL?

Find hourly flight availability from Washington to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 18, 2024.

When flying from State of Washington to Oslo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Oslo by month

Plan your trip to Oslo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Oslo ranges from 1.6 - 3.5 inches per month. August is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Oslo when rainfall is around 1.6 in.

Temperature in Oslo by month

Plan your trip to Oslo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Oslo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. 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 Oslo. Reviews last updated diciembre 18, 2024.
Peruse reviews from past customers who have flown with Icelandair, British Airways and Finnair from Washington to Oslo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,606 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,504 reviews
Delta
8.0
Very good
8,604 reviews

Crew

8.6

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines to fly from State of Washington to Oslo one-way?

    The cheapest airlines for a one-way flight from State of Washington to Oslo are Icelandair ($377), American Airlines ($461), and Delta ($470).

  • What are the most popular routes from State of Washington to Oslo?

    While some choose either Portland - Oslo Gardermoen or Seattle/Tacoma Intl - Oslo Sandefjord, Seattle/Tacoma Intl - Oslo Gardermoen is the most popular route from State of Washington to Oslo.

  • Can I find deals for flights from Washington to Oslo that include hotel bookings?

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

  • How can I find direct flights from Washington to Oslo?

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

  • Can I find deals for business class flights from Washington to Oslo?

    Yes. Cheapflights offers flight deals from Washington to Oslo 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 State of Washington to Oslo?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Oslo (average of $567). Flying from State of Washington to Oslo in June is currently the most expensive (average of $1,182). 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 Washington to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to Oslo Gardermoen flights
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Oakland to Oslo Gardermoen flights

Top 10 airlines flying from Washington to Oslo

Discover the top 10 airlines that operate flights from Washington to Oslo. 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 diciembre 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$459Average$1,157FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$475Average$739FlexibilityNo cancel feeOn-time70%
FinnairCheapest$484Average$782FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$533Average$898FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$553Average$678FlexibilityNo cancel feeOn-time71%
DeltaCheapest$569Average$1,067FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$576Average$842FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$585Average$907FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$592Average$902FlexibilityNo cancel feeOn-time77%
KLMCheapest$593Average$1,001FlexibilityNo cancel feeOn-time75%
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