Oslo Gardermoen

$289+ Cheap flights from Dulles Intl (IAD) to Oslo Gardermoen (OSL)

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — OSL
Feb 25 — Mar 41
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The best prices from Washington, D.C. Dulles Intl to Oslo Gardermoen are usually found in April or November, booked 32 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Dulles Intl to Oslo Gardermoen

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Oslo Gardermoen (OSL). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$410
(Icelandair)

One-way from

$346
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$571
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Oslo Gardermoen flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Oslo Gardermoen flights.
From Washington, D.C. Dulles Intl to Oslo Gardermoen
One-way flight from Washington, D.C. Dulles Intl to Oslo Gardermoen
Highest demand for flights based on searches. 27% potential increase in price ($264 potential increase over avg. RT price).
Cheapest flight prices on average. 7% potential price decrease ($46 potential savings vs. average RT price).
Average for round-trip flights in February 2025

Find flight deals from Dulles Intl to Oslo Gardermoen

Cheapest flights from Dulles Intl to Oslo Gardermoen
Explore the most affordable flight options available from Dulles Intl to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Flightnetwork deal was found by Cheapflights users on 2/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/168:40 pmIAD - OSL
1 stop9h 55mIcelandair
Tue 4/11:50 pmOSL - IAD
1 stop11h 30mIcelandair
Deal found 2/19$404
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/256:30 pmIAD - OSL
1 stop12h 35mTAP AIR PORTUGAL
Mon 3/3112:50 pmOSL - IAD
1 stop32h 30mTAP AIR PORTUGAL
Deal found 2/20$453
This Finnair deal was found by Cheapflights users on 2/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1210:55 pmIAD - OSL
1 stop18h 45mFinnair
Wed 4/27:40 amOSL - IAD
1 stop18h 30mFinnair
Deal found 2/19$516
This Gotogate deal was found by Cheapflights users on 2/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/169:45 pmIAD - OSL
1 stop15h 30mMultiple Airlines
Tue 4/16:35 amOSL - IAD
2 stops14h 38mMultiple Airlines
Deal found 2/19$520
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/207:00 pmIAD - OSL
1 stop10h 55mBritish Airways
Thu 4/311:40 amOSL - IAD
1 stop14h 30mBritish Airways
Deal found 2/19$542
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/259:45 pmIAD - OSL
1 stop33h 25mSWISS
Mon 3/315:40 amOSL - IAD
1 stop16h 35mSWISS
Deal found 2/20$554
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/166:35 pmIAD - OSL
1 stop33h 00mDelta
Sat 3/2212:40 pmOSL - IAD
1 stop33h 05mDelta
Deal found 2/19$561
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/210:20 pmIAD - OSL
1 stop13h 35mLufthansa
Tue 4/17:15 amOSL - IAD
1 stop18h 10mLufthansa
Deal found 2/20$565
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Thu 3/2711:20 pmIAD - OSL
1 stop19h 10mUnited Airlines
Thu 4/39:50 amOSL - IAD
2 stops29h 51mUnited Airlines
Deal found 2/20$566
This Priceline deal was found by Cheapflights users on 2/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1212:37 pmIAD - OSL
2 stops19h 08mAir Canada
Wed 4/26:45 amOSL - IAD
2 stops14h 28mAir Canada
Deal found 2/19$568
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3010:05 pmIAD - OSL
1 stop16h 10mScandinavian Airlines
Wed 5/146:00 amOSL - IAD
1 stop19h 59mScandinavian Airlines
Deal found 2/20$575
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/153:00 pmIAD - OSL
1 stop15h 05mTurkish Airlines
Tue 3/186:20 pmOSL - IAD
1 stop23h 45mTurkish Airlines
Deal found 2/19$685

Find flights from Dulles Intl to Oslo Gardermoen within your budget

Customize your flight search to find flights from Dulles Intl to Oslo Gardermoen 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 February 20, 2025.

Fly from

Dulles Intl

Fly to

Oslo Gardermoen

Route

Depart

Return

Price

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 3/16

8:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Tue 4/1

1:50 pm-7:20 pm

1 stop11h 30m

$404

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 3/25

6:30 pm-12:05 pm

1 stop12h 35m

Oslo Gardermoen

Mon 3/31

12:50 pm-3:20 pm

1 stop32h 30m

$453

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 3/12

10:55 pm-10:40 pm

1 stop18h 45m

Oslo Gardermoen

Wed 4/2

7:40 am-8:10 pm

1 stop18h 30m

$516

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 3/16

9:45 pm-6:15 pm

1 stop15h 30m

Oslo Gardermoen

Tue 4/1

6:35 am-3:13 pm

2 stops14h 38m

$520

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Thu 3/20

7:00 pm-10:55 am

1 stop10h 55m

Oslo Gardermoen

Thu 4/3

11:40 am-8:10 pm

1 stop14h 30m

$542

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 3/25

9:45 pm-12:10 pm

1 stop33h 25m

Oslo Gardermoen

Mon 3/31

5:40 am-4:15 pm

1 stop16h 35m

$554

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 3/16

6:35 pm-8:35 am

1 stop33h 00m

Oslo Gardermoen

Sat 3/22

12:40 pm-4:45 pm

1 stop33h 05m

$561

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 3/2

10:20 pm-5:55 pm

1 stop13h 35m

Oslo Gardermoen

Tue 4/1

7:15 am-7:25 pm

1 stop18h 10m

$565

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 3/12

12:37 pm-12:45 pm

2 stops19h 08m

Oslo Gardermoen

Wed 4/2

6:45 am-3:13 pm

2 stops14h 28m

$568

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Fri 3/28

6:35 pm-11:00 am

1 stop11h 25m

Oslo Gardermoen

Sat 4/5

7:15 am-3:00 pm

1 stop13h 45m

$571

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 27 results
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Compare providers for flights from Dulles Intl to Oslo Gardermoen

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 Dulles Intl to Oslo Gardermoen in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice 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 Washington, D.C. Dulles Intl Airport-Oslo Gardermoen Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Oslo Gardermoen Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Oslo Gardermoen Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Oslo Gardermoen 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 Washington, D.C. Dulles Intl Airport-Oslo Gardermoen 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 Dulles Intl to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Dulles Intl 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 Dulles Intl to Oslo Gardermoen

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

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Oslo Gardermoen. Price data was last updated on February 14, 2025.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport is 32 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport (average of $567). Flying from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,134). 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 IAD to OSL?

Find hourly flight availability from Dulles Intl to Oslo Gardermoen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport in the morning. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight at noon.

Rainfall in Oslo Gardermoen by month

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

In terms of precipitation, rainfall in Oslo Gardermoen Airport 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 Gardermoen Airport when rainfall is around 1.6 in.

Temperature in Oslo Gardermoen by month

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

If weather is an important factor for your trip to Oslo Gardermoen Airport, 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 Gardermoen

Get insights into the airlines that provide service to Oslo Gardermoen. 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 Gardermoen. Reviews last updated February 20, 2025.
See what other customers who have flown with Delta, KLM and Finnair from Washington, D.C. to Oslo have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

8.0
Very good
8.0
Very good

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

8.0
Very good

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

8.0
Very good

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

8.0
Very good

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

8.0
Very good

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Overall

8.0

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Dulles Intl to Oslo Gardermoen. 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 flying from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport round-trip?

    Icelandair, at $410, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport.Alternate airlines to your destination round-trip include TAP AIR PORTUGAL and Scandinavian Airlines. You may be able to fly from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport for 39% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport are TAP AIR PORTUGAL ($346), KLM ($419), and Air France ($420).

  • Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport?

  • What are some popular things to do or see while on a layover in Reykjavik?

    Reykjavik travelers tend to visit Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool more than anywhere else. Hallgrímskirkja, Harpa and Laugardalslaug Geothermal Pool are located about 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl if you are interested in checking them out. Those looking to explore during their layover in Reykjavik can rent a car from Reykjavik Keflavik Intl for about $54 per day.

  • Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flights?

  • Can I find deals for flights from Dulles Intl to Oslo Gardermoen that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Oslo Gardermoen?

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

  • Can I find deals for business class flights from Dulles Intl to Oslo Gardermoen?

    Yes. Cheapflights offers flight deals from Dulles Intl to Oslo Gardermoen 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 Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport (average of $567). Flying from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,134). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Gardermoen

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Alternative routes for Dulles Intl to Oslo Gardermoen

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Dulles Intl to Oslo Gardermoen

Discover the top 9 airlines that operate flights from Dulles Intl to Oslo Gardermoen. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$410Average$649FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$420Average$643FlexibilityNo cancel feeOn-time76%
DeltaCheapest$501Average$594FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$514Average$734FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$531Average$758FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$535Average$716FlexibilityNo cancel feeOn-time76%
KLMCheapest$542Average$720FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$566Average$757FlexibilityNo cancel feeOn-time77%
JetBlueCheapest$717Average$1,387FlexibilityNo cancel feeOn-time62%
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