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Reagan-National

$441+ Cheap flights from Oslo Gardermoen (OSL) to Reagan-National (DCA)

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — DCA
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Oslo Gardermoen to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to Reagan-National (DCA). 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 April 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$441
(American Airlines)

Popular in

March

Cheapest in

November

Average price

$555
Provider with most accurate pricing for Oslo Gardermoen-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for Oslo Gardermoen-Washington, D.C. Reagan-National flights.
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From Oslo Gardermoen to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Oslo Gardermoen to Reagan-National

Cheapest flights from Oslo Gardermoen to Reagan-National
Explore the most affordable flight options available from Oslo Gardermoen to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/117:45 amOSL - DCA
2 stops20h 51mAmerican Airlines
Tue 5/273:54 pmDCA - OSL
2 stops25h 31mAmerican Airlines
Deal found 4/28$441
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/911:50 amOSL - DCA
2 stops17h 54mDelta
Sun 5/2512:45 pmDCA - OSL
2 stops16h 20mDelta
Deal found 4/28$463
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/51:10 pmOSL - DCA
1 stop15h 35mScandinavian Airlines
Sat 6/216:07 amDCA - OSL
1 stop18h 43mScandinavian Airlines
Deal found 4/28$549
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/186:35 amOSL - DCA
2 stops17h 27mUnited Airlines
Wed 12/178:00 pmDCA - OSL
2 stops15h 35mUnited Airlines
Deal found 4/28$583
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/186:35 amOSL - DCA
2 stops19h 07mAir Canada
Sun 7/276:00 amDCA - OSL
2 stops30h 05mAir Canada
Deal found 4/28$603
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/59:00 amOSL - DCA
2 stops16h 43mMultiple Airlines
Sat 6/216:07 amDCA - OSL
1 stop18h 43mMultiple Airlines
Deal found 4/28$664
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:40 amOSL - DCA
2 stops17h 16mBritish Airways
Sun 5/1812:35 pmDCA - OSL
2 stops16h 00mBritish Airways
Deal found 4/28$954
This Iberia deal was found by Cheapflights users on 4/28. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/145:05 pmOSL - DCA
2 stops36h 06mIberia
Wed 7/305:00 pmDCA - OSL
2 stops24h 30mIberia
Deal found 4/28$1,125
This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/27. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/116:50 pmOSL - DCA
2 stops31h 10mTAP AIR PORTUGAL
Tue 5/274:15 pmDCA - OSL
2 stops37h 45mTAP AIR PORTUGAL
Deal found 4/27$1,734
This Gotogate deal was found by Cheapflights users on 4/29. 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 6/221:10 pmOSL - DCA
2 stops15h 57mFinnair
Wed 6/256:59 pmDCA - OSL
2 stops15h 36mFinnair
Deal found 4/29$4,191

Cheapflights Fare Finder

Customize your flight search to find flights from Oslo Gardermoen to Reagan-National 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 April 30, 2025.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Oslo Gardermoen

Fly to

Reagan-National

Route

Depart

Return

Price

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sun 5/11

7:45 am-10:36 pm

2 stops20h 51m

Washington, D.C. Reagan-National

Tue 5/27

3:54 pm-11:25 pm

2 stops25h 31m

$441

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Fri 5/9

11:50 am-11:44 pm

2 stops17h 54m

Washington, D.C. Reagan-National

Sun 5/25

12:45 pm-11:05 am

2 stops16h 20m

$463

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 6/5

1:10 pm-10:45 pm

1 stop15h 35m

Washington, D.C. Reagan-National

Sat 6/21

6:07 am-6:50 am

1 stop18h 43m

$549

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 8/18

6:35 am-6:02 pm

2 stops17h 27m

Washington, D.C. Reagan-National

Wed 12/17

8:00 pm-5:35 pm

2 stops15h 35m

$583

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Fri 7/18

6:35 am-7:42 pm

2 stops19h 07m

Washington, D.C. Reagan-National

Sun 7/27

6:00 am-6:05 pm

2 stops30h 05m

$603

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 6/5

9:00 am-7:43 pm

2 stops16h 43m

Washington, D.C. Reagan-National

Sat 6/21

6:07 am-6:50 am

1 stop18h 43m

$664

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Wed 5/14

7:40 am-6:56 pm

2 stops17h 16m

Washington, D.C. Reagan-National

Sun 5/18

12:35 pm-10:35 am

2 stops16h 00m

$954

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 7/14

5:05 pm-11:11 pm

2 stops36h 06m

Washington, D.C. Reagan-National

Wed 7/30

5:00 pm-11:30 pm

2 stops24h 30m

$1,125

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sun 5/11

6:50 pm-8:00 pm

2 stops31h 10m

Washington, D.C. Reagan-National

Tue 5/27

4:15 pm-12:00 pm

2 stops37h 45m

$1,734

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sun 6/22

1:10 pm-11:07 pm

2 stops15h 57m

Washington, D.C. Reagan-National

Wed 6/25

6:59 pm-4:35 pm

2 stops15h 36m

$4,191

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 19 results
1
2

Compare providers for flights from Oslo Gardermoen to Reagan-National

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 Oslo Gardermoen to Reagan-National in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 Oslo Gardermoen Airport-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Oslo Gardermoen Airport-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Oslo Gardermoen Airport-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oslo Gardermoen Airport-Washington, D.C. Reagan-National 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 Oslo Gardermoen Airport-Washington, D.C. Reagan-National 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 Oslo Gardermoen to Reagan-National

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

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated April 30, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and LOT from Oslo to Washington, D.C. to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    Our cheapest airline available from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport is American Airlines. Our recent data shows that you can find tickets from as low as $441 on this airline. Additional options worth looking into are Delta and Scandinavian Airlines, starting at $463 and $549 round-trip. You may be able to fly from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport for 38% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Finnair, with whom users have recently found tickets for as low as $470. However, be on the lookout for offers from British Airways and Scandinavian Airlines, as they are both options that can get you from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oslo Gardermoen to Reagan-National 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 Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $344). 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 Oslo Gardermoen Airport?

Book flights to Oslo Gardermoen Airport if you plan to visit one of these locations
Alexandria
Arlington
Woodbridge
Tysons
Fairfax
Springfield
Rockville
Fredericksburg
Silver Spring
Gaithersburg
Linthicum Heights
Falls Church
Laurel
Easton
Towson
Herndon
Bowie
National Harbor
Oxon Hill
Reston

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