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Oslo Gardermoen

$361+ Cheap flights from Reagan-National (DCA) 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — OSL
May 20 — May 271
Tue 5/20
Tue 5/27
1 adult, Economy
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Cheap flight deals from Reagan-National to Oslo Gardermoen

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 May 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
2 stars

Round-trip from

$518
(Delta)

One-way from

$361
(Kiwi.com)

Popular in

August

Cheapest in

December

Average price

$640
Provider with most accurate pricing for Washington, D.C. Reagan-National-Oslo Gardermoen flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Oslo Gardermoen flights.
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From Washington, D.C. Reagan-National to Oslo Gardermoen
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One-way flight from Washington, D.C. Reagan-National to Oslo Gardermoen
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Highest demand for flights based on searches. 24% potential increase in price ($229 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Reagan-National to Oslo Gardermoen

Cheapest flights from Reagan-National to Oslo Gardermoen
Explore the most affordable flight options available from Reagan-National to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 15, 2025.

This Delta deal was found by Cheapflights users on 5/15. 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.
Tue 8/123:30 pmDCA - OSL
2 stops13h 35mDelta
Tue 8/1911:50 amOSL - DCA
2 stops17h 40mDelta
Deal found 5/15$518
This British Airways deal was found by Cheapflights users on 5/15. 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.
Tue 9/26:00 pmDCA - OSL
2 stops16h 15mBritish Airways
Wed 9/107:40 amOSL - DCA
2 stops16h 47mBritish Airways
Deal found 5/15$519
This Justfly.com deal was found by Cheapflights users on 5/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2911:00 amDCA - OSL
2 stops19h 10mAir Canada
Sat 12/66:20 amOSL - DCA
2 stops20h 40mAir Canada
Deal found 5/15$523
This American Airlines deal was found by Cheapflights users on 5/15. 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.
Thu 10/912:34 pmDCA - OSL
2 stops16h 16mAmerican Airlines
Sun 10/121:10 pmOSL - DCA
2 stops15h 45mAmerican Airlines
Deal found 5/15$549
This FlightHub deal was found by Cheapflights users on 5/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/211:00 amDCA - OSL
1 stop13h 50mScandinavian Airlines
Wed 9/101:10 pmOSL - DCA
1 stop15h 09mScandinavian Airlines
Deal found 5/15$553
This United Airlines deal was found by Cheapflights users on 5/14. 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 7/144:05 pmDCA - OSL
2 stops24h 05mUnited Airlines
Tue 7/226:35 amOSL - DCA
2 stops17h 14mUnited Airlines
Deal found 5/14$672
This United Airlines deal was found by Cheapflights users on 5/15. 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 6/51:00 pmDCA - OSL
2 stops15h 50mMultiple Airlines
Mon 6/95:40 amOSL - DCA
2 stops18h 14mMultiple Airlines
Deal found 5/15$703
This oojo deal was found by Cheapflights users on 5/15. 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 9/248:00 amDCA - OSL
2 stops22h 35mIcelandair
Sun 10/510:30 pmOSL - DCA
2 stops39h 39mIcelandair
Deal found 5/15$826

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National 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 May 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport that are best for you.

Fly from

Reagan-National

Fly to

Oslo Gardermoen

Route

Depart

Return

Price

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 8/12

3:30 pm-11:05 am

2 stops13h 35m

Oslo Gardermoen

Tue 8/19

11:50 am-11:30 pm

2 stops17h 40m

$518

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sun 8/10

9:40 am-6:05 pm

2 stops26h 25m

Oslo Gardermoen

Tue 8/19

6:35 am-9:48 pm

2 stops21h 13m

$526

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 8/11

2:59 pm-10:25 am

2 stops13h 26m

Oslo Gardermoen

Mon 8/18

8:00 am-6:27 pm

2 stops16h 27m

$544

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Tue 7/22

11:00 am-6:50 am

1 stop13h 50m

Oslo Gardermoen

Wed 8/6

1:10 pm-11:36 pm

1 stop16h 26m

$664

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 7/14

4:05 pm-10:10 pm

2 stops24h 05m

Oslo Gardermoen

Tue 7/22

6:35 am-5:49 pm

2 stops17h 14m

$672

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Thu 6/5

1:00 pm-10:50 am

2 stops15h 50m

Oslo Gardermoen

Mon 6/9

5:40 am-5:54 pm

2 stops18h 14m

$703

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sat 7/12

6:45 pm-12:35 pm

2 stops35h 50m

Oslo Gardermoen

Wed 7/30

4:30 pm-7:38 am

2 stops21h 08m

$968

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sat 8/2

6:00 pm-12:35 pm

3 stops36h 35m

$361

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 7/21

11:00 am-3:40 pm

2 stops22h 40m

$391

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Thu 8/7

7:00 pm-6:00 pm

2 stops17h 00m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 14 results
1
2
  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National 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. Reagan-National 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. Reagan-National 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 Reagan-National to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Reagan-National 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 Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport

What is the cheapest time of day to fly from DCA to OSL?

Find hourly flight availability from Reagan-National 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 May 15, 2025.

When flying from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 40% versus 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 May 15, 2025.
To help decide which airline to fly from Washington, D.C. to Oslo, see what other customers have to say about Delta, United Airlines and Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,731 reviews
Delta
8.0
Very good
7,946 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,361 reviews
Delta
8.0
Very good
7,946 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
TAP AIR PORTUGAL
7.1
Good
1,867 reviews
Delta
8.0
Very good
7,946 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.0
Good
9,338 reviews
Delta
8.0
Very good
7,946 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National Airport to Oslo Gardermoen Airport round-trip?

    Currently priced at $518, Delta will fly you from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and British Airways - these airlines can fly you to your destination from $526 and $544, respectively. Delta is 26% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport are Air Canada ($391), United Airlines ($413), and Delta ($462).

  • Can I find deals for flights from Reagan-National to Oslo Gardermoen that include hotel bookings?

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

  • How can I find direct flights from Reagan-National to Oslo Gardermoen?

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

  • Can I find deals for business class flights from Reagan-National to Oslo Gardermoen?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Oslo Gardermoen Airport?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport (average of $567). Flying from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,043). 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. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Gardermoen

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Alternative routes for Reagan-National to Oslo Gardermoen

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