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Oslo Gardermoen

$190+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — OSL
feb. 13 — feb. 201
vie. 2/13
vie. 2/20
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 enero 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$492
(Mytrip)

One-way from

$190
(Ticket)

Popular in

June

Cheapest in

February

Average price

$497
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. 16% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 enero 14, 2026.

This Mytrip deal was found by Cheapflights users on 1/12. 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.
jue. 3/54:15 pm
DCA
-
OSL
2 stops18h 55m
Multiple Airlines
jue. 3/126:15 am
OSL
-
DCA
2 stops20h 41m
Multiple Airlines
Deal found 1/12$492
This Mytrip deal was found by Cheapflights users on 1/11. 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.
dom. 2/1511:05 am
DCA
-
OSL
2 stops19h 05m
Multiple Airlines
jue. 2/191:45 pm
OSL
-
DCA
2 stops25h 10m
Multiple Airlines
Deal found 1/11$495
This Mytrip deal was found by Cheapflights users on 1/12. 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.
jue. 3/54:15 pm
DCA
-
OSL
2 stops18h 55m
Multiple Airlines
vie. 3/136:15 am
OSL
-
DCA
2 stops18h 30m
Multiple Airlines
Deal found 1/12$496
This Mytrip deal was found by Cheapflights users on 1/12. 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.
lun. 2/211:05 am
DCA
-
OSL
2 stops19h 05m
Multiple Airlines
lun. 2/96:45 am
OSL
-
DCA
2 stops14h 46m
Multiple Airlines
Deal found 1/12$499
This oojo deal was found by Cheapflights users on 1/13. 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.
mar. 4/145:59 pm
DCA
-
OSL
2 stops16h 26m
British Airways
lun. 4/278:30 pm
OSL
-
DCA
2 stops31h 47m
British Airways
Deal found 1/13$505
This oojo deal was found by Cheapflights users on 1/11. 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.
lun. 9/216:00 pm
DCA
-
OSL
2 stops18h 40m
British Airways
jue. 10/18:35 am
OSL
-
DCA
2 stops20h 27m
British Airways
Deal found 1/11$512
This Mytrip deal was found by Cheapflights users on 1/12. 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.
jue. 1/2911:05 am
DCA
-
OSL
2 stops22h 35m
Multiple Airlines
mié. 2/49:45 am
OSL
-
DCA
2 stops16h 14m
Multiple Airlines
Deal found 1/12$514
This Delta deal was found by Cheapflights users on 1/12. 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.
mar. 5/53:10 pm
DCA
-
OSL
2 stops16h 35m
Delta
mié. 5/136:30 am
OSL
-
DCA
2 stops16h 33m
Delta
Deal found 1/12$518
This Delta deal was found by Cheapflights users on 1/13. 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.
mié. 3/185:05 pm
DCA
-
OSL
2 stops15h 45m
Delta
lun. 3/239:25 am
OSL
-
DCA
2 stops19h 19m
Delta
Deal found 1/13$519
This Air Canada deal was found by Cheapflights users on 1/13. 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.
lun. 3/166:00 am
DCA
-
OSL
2 stops25h 10m
Air Canada
vie. 3/206:15 am
OSL
-
DCA
2 stops20h 41m
Air Canada
Deal found 1/13$521
This KAYAK deal was found by Cheapflights users on 1/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/117:06 pm
DCA
-
OSL
2 stops14h 59m
British Airways
mié. 10/218:35 am
OSL
-
DCA
2 stops20h 22m
British Airways
Deal found 1/11$522
This KAYAK deal was found by Cheapflights users on 1/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/287:22 pm
DCA
-
OSL
2 stops17h 18m
British Airways
mié. 10/78:35 am
OSL
-
DCA
2 stops20h 22m
British Airways
Deal found 1/11$524

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 enero 14, 2026.
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

jue. 1/29

11:05 am-3:40 pm

2 stops22h 35m

Oslo Gardermoen

mié. 2/4

9:45 am-7:59 pm

2 stops16h 14m

$514

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

mié. 5/6

3:10 pm-1:45 pm

2 stops16h 35m

Oslo Gardermoen

mié. 5/13

6:30 am-7:18 pm

2 stops18h 48m

$518

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

mar. 5/5

3:10 pm-1:45 pm

2 stops16h 35m

Oslo Gardermoen

mié. 5/13

6:30 am-5:03 pm

2 stops16h 33m

$518

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

lun. 3/30

5:09 pm-1:45 pm

2 stops14h 36m

Oslo Gardermoen

lun. 4/6

6:30 am-5:49 pm

2 stops17h 19m

$518

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

jue. 4/30

3:10 pm-1:45 pm

2 stops16h 35m

Oslo Gardermoen

mié. 5/6

6:30 am-5:23 pm

2 stops16h 53m

$518

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

mar. 5/5

3:10 pm-1:45 pm

2 stops16h 35m

Oslo Gardermoen

lun. 5/11

6:30 am-9:50 pm

2 stops21h 20m

$518

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

mar. 5/5

3:10 pm-1:45 pm

2 stops16h 35m

Oslo Gardermoen

dom. 5/10

11:50 am-11:26 pm

2 stops17h 36m

$518

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

mié. 3/18

5:05 pm-1:50 pm

2 stops15h 45m

Oslo Gardermoen

lun. 3/23

9:25 am-11:44 pm

2 stops19h 19m

$519

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

lun. 3/16

5:09 pm-1:50 pm

2 stops15h 41m

Oslo Gardermoen

mié. 3/25

9:25 am-11:44 pm

2 stops19h 19m

$519

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

mié. 3/18

5:05 pm-1:50 pm

2 stops15h 45m

Oslo Gardermoen

mié. 3/25

9:25 am-11:44 pm

2 stops19h 19m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Showing 1-10 of 20 results
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Compare providers for flights from Reagan-National 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 Reagan-National to Oslo Gardermoen in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust 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. Reagan-National Airport-Oslo Gardermoen Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Oslo Gardermoen Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport?

    Airlines like Delta fly from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport in about 16h 35m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 3877 mi.

  • 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.

See more FAQs

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