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.

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).

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.

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.

$336+ Flights from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport

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Cheap 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 diciembre 12, 2025.

mié. 12/104:49 pmDCA - OSL

2 stops15h 21mBritish Airways

lun. 12/1511:35 amOSL - DCA

2 stops15h 55mBritish Airways

Deal found 12/10

$926

mar. 12/238:40 pmDCA - OSL

2 stops39h 00mAir Canada

vie. 12/266:45 amOSL - DCA

2 stops14h 46mAir Canada

Deal found 12/10

$984

mié. 12/246:59 amDCA - OSL

2 stops28h 41mAir Canada

vie. 12/266:45 amOSL - DCA

2 stops14h 46mAir Canada

Deal found 12/10

$1,040

mié. 12/103:54 pmDCA - OSL

2 stops16h 16mAmerican Airlines

mié. 12/176:55 amOSL - DCA

2 stops18h 02mAmerican Airlines

Deal found 12/10

$1,085

vie. 12/1210:30 amDCA - OSL

2 stops20h 35mUnited Airlines

vie. 12/196:45 amOSL - DCA

2 stops22h 05mUnited Airlines

Deal found 12/11

$1,132

mié. 12/103:54 pmDCA - OSL

2 stops16h 16mAmerican Airlines

dom. 12/2112:25 pmOSL - DCA

2 stops16h 32mAmerican Airlines

Deal found 12/10

$1,154

mié. 12/106:10 amDCA - OSL

2 stops22h 45mBritish Airways

mié. 12/176:55 amOSL - DCA

2 stops20h 03mBritish Airways

Deal found 12/9

$1,170

mié. 12/246:59 amDCA - OSL

2 stops28h 41mAir Canada

dom. 12/2811:50 amOSL - DCA

2 stops28h 31mAir Canada

Deal found 12/10

$1,192

mar. 12/238:40 pmDCA - OSL

2 stops39h 00mAir Canada

dom. 12/2811:50 amOSL - DCA

2 stops28h 31mAir Canada

Deal found 12/10

$1,218

mié. 12/246:59 amDCA - OSL

2 stops28h 41mAir Canada

lun. 12/2911:50 amOSL - DCA

2 stops28h 31mAir Canada

Deal found 12/10

$1,266

mié. 12/246:59 amDCA - OSL

2 stops28h 41mAir Canada

sáb. 12/2711:50 amOSL - DCA

2 stops33h 41mAir Canada

Deal found 12/10

$1,268

mié. 12/104:49 pmDCA - OSL

2 stops15h 21mAmerican Airlines

lun. 12/297:20 amOSL - DCA

2 stops17h 22mAmerican Airlines

Deal found 12/10

$1,290

Best flights from Reagan-National to Oslo Gardermoen
Discover carefully curated flight deals from Reagan-National to Oslo Gardermoen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

dom. 1/2511:10 amDCA - OSL

2 stops16h 10mScandinavian Airlines

dom. 2/110:00 amOSL - DCA

2 stops18h 48mScandinavian Airlines

Deal found 12/10

$488

dom. 1/258:45 pmDCA - OSL

2 stops32h 10mBritish Airways

dom. 2/18:45 amOSL - DCA

2 stops19h 18mBritish Airways

Deal found 12/11

$500

vie. 1/95:00 pmDCA - OSL

2 stops14h 50mDelta

vie. 1/169:35 amOSL - DCA

2 stops19h 13mDelta

Deal found 12/10

$515

sáb. 1/108:45 pmDCA - OSL

2 stops31h 50mBritish Airways

sáb. 1/178:50 pmOSL - DCA

2 stops31h 13mBritish Airways

Deal found 12/11

$500

mar. 2/2412:05 pmDCA - OSL

2 stops21h 15mScandinavian Airlines

sáb. 2/2811:05 amOSL - DCA

2 stops14h 51mScandinavian Airlines

Deal found 12/9

$512

lun. 1/1211:10 amDCA - OSL

2 stops23h 05mDelta

dom. 1/2512:40 pmOSL - DCA

2 stops16h 08mDelta

Deal found 12/10

$520

mar. 1/2710:15 pmDCA - OSL

2 stops30h 40mBritish Airways

dom. 2/18:45 amOSL - DCA

2 stops19h 18mBritish Airways

Deal found 12/11

$500

vie. 1/161:44 pmDCA - OSL

2 stops21h 46mBritish Airways

lun. 1/192:40 pmOSL - DCA

2 stops25h 23mBritish Airways

Deal found 12/11

$511

dom. 2/81:35 pmDCA - OSL

2 stops27h 05mBritish Airways

dom. 2/157:20 amOSL - DCA

2 stops17h 23mBritish Airways

Deal found 12/10

$511

dom. 3/84:45 pmDCA - OSL

2 stops16h 00mBritish Airways

lun. 3/162:40 pmOSL - DCA

2 stops37h 20mBritish Airways

Deal found 12/11

$511

dom. 5/310:10 amDCA - OSL

2 stops23h 55mBritish Airways

dom. 5/107:45 amOSL - DCA

2 stops20h 30mBritish Airways

Deal found 12/10

$513

Last-minute flights from Reagan-National to Oslo Gardermoen
Discover last-minute flight deals from Reagan-National to Oslo Gardermoen. Data last updated diciembre 12, 2025 and is based on user searches.

mar. 12/238:40 pmDCA - OSL

2 stops39h 00mAir Canada

vie. 12/266:45 amOSL - DCA

2 stops14h 46mAir Canada

Deal found 12/10

$984

mié. 1/75:59 pmDCA - OSL

2 stops16h 21mDelta

mié. 1/1412:40 pmOSL - DCA

2 stops16h 08mDelta

Deal found 12/10

$599

mié. 1/78:45 pmDCA - OSL

2 stops35h 30mBritish Airways

mié. 1/146:55 amOSL - DCA

2 stops17h 59mBritish Airways

Deal found 12/10

$611

vie. 1/95:00 pmDCA - OSL

2 stops14h 50mDelta

vie. 1/169:35 amOSL - DCA

2 stops19h 13mDelta

Deal found 12/10

$515

vie. 1/94:10 pmDCA - OSL

2 stops15h 40mMultiple Airlines

vie. 1/166:15 amOSL - DCA

2 stops19h 30mMultiple Airlines

Deal found 12/10

$615

lun. 1/1211:10 amDCA - OSL

2 stops23h 05mDelta

dom. 1/2512:40 pmOSL - DCA

2 stops16h 08mDelta

Deal found 12/10

$520

lun. 1/127:31 pmDCA - OSL

2 stops21h 09mBritish Airways

dom. 1/257:20 amOSL - DCA

2 stops17h 36mBritish Airways

Deal found 12/10

$843

vie. 1/161:44 pmDCA - OSL

2 stops21h 46mBritish Airways

lun. 1/192:40 pmOSL - DCA

2 stops25h 23mBritish Airways

Deal found 12/11

$511

dom. 1/2511:10 amDCA - OSL

2 stops16h 10mScandinavian Airlines

dom. 2/110:00 amOSL - DCA

2 stops18h 48mScandinavian Airlines

Deal found 12/10

$488

dom. 1/251:00 pmDCA - OSL

2 stops16h 35mIcelandair

jue. 1/291:10 pmOSL - DCA

2 stops14h 35mIcelandair

Deal found 12/10

$670

mar. 1/2710:15 pmDCA - OSL

2 stops30h 40mBritish Airways

dom. 2/18:45 amOSL - DCA

2 stops19h 18mBritish Airways

Deal found 12/11

$500

sáb. 1/314:15 pmDCA - OSL

2 stops18h 55mUnited Airlines

mié. 2/49:45 amOSL - DCA

2 stops15h 47mUnited Airlines

Deal found 12/11

$526

One-way flights from Reagan-National to Oslo Gardermoen
Search for one-way flight options from Reagan-National to Oslo Gardermoen. Find affordable one-way fares based on user searches. Data last updated diciembre 12, 2025.

mié. 2/182:05 pmDCA - OSL

2 stops22h 00mTAP AIR PORTUGAL

Deal found 12/10

$336

vie. 3/278:35 pmDCA - OSL

2 stops16h 20mMultiple Airlines

Deal found 12/10

$376

mar. 2/106:00 amDCA - OSL

2 stops24h 10mAir Canada

Deal found 12/11

$402

lun. 2/910:30 amDCA - OSL

2 stops25h 10mUnited Airlines

Deal found 12/11

$407

mar. 2/1711:05 amDCA - OSL

2 stops19h 05mAir Canada

Deal found 12/10

$427

sáb. 2/145:40 pmDCA - OSL

2 stops20h 30mFinnair

Deal found 12/11

$428

vie. 2/137:30 amDCA - OSL

2 stops23h 35mUnited Airlines

Deal found 12/11

$439

sáb. 2/146:00 amDCA - OSL

2 stops25h 35mAir Canada

Deal found 12/10

$446

dom. 12/289:40 amDCA - OSL

3 stops27h 25mMultiple Airlines

Deal found 12/10

$489

vie. 2/136:00 amDCA - OSL

2 stops24h 10mAir Canada

Deal found 12/10

$511

dom. 12/282:10 pmDCA - OSL

2 stops16h 35mAir France

Deal found 12/10

$541

mié. 6/31:25 pmDCA - OSL

2 stops16h 35mTAP AIR PORTUGAL

Deal found 12/10

$546

Find flight deals from Reagan-National to Oslo Gardermoen

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$481 (FlightHub)
One-way from	$336 (oojo)
Popular in	June
Cheapest in	February
Average price	$747

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

Search Deals

One-way flight from Washington, D.C. Reagan-National to Oslo Gardermoen

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($106 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

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Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

dom. 1/25

11:10 am-9:20 am

2 stops16h 10m

Oslo Gardermoen

dom. 2/1

10:00 am-10:48 pm

2 stops18h 48m

$488

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

dom. 1/25

8:45 pm-10:55 am

2 stops32h 10m

Oslo Gardermoen

dom. 2/1

8:45 am-10:03 pm

2 stops19h 18m

$500

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

sáb. 1/10

8:45 pm-10:35 am

2 stops31h 50m

Oslo Gardermoen

sáb. 1/17

8:50 pm-10:03 pm

2 stops31h 13m

$500

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

mar. 1/27

10:15 pm-10:55 am

2 stops30h 40m

Oslo Gardermoen

dom. 2/1

8:45 am-10:03 pm

2 stops19h 18m

$500

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

vie. 1/16

1:44 pm-5:30 pm

2 stops21h 46m

Oslo Gardermoen

lun. 1/19

2:40 pm-10:03 am

2 stops25h 23m

$511

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

dom. 2/8

1:35 pm-10:40 pm

2 stops27h 05m

Oslo Gardermoen

dom. 2/15

7:20 am-6:43 pm

2 stops17h 23m

$511

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

dom. 3/8

4:45 pm-1:45 pm

2 stops16h 00m

Oslo Gardermoen

lun. 3/16

2:40 pm-11:00 pm

2 stops37h 20m

$511

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

mar. 2/24

12:05 pm-3:20 pm

2 stops21h 15m

Oslo Gardermoen

sáb. 2/28

11:05 am-7:56 pm

2 stops14h 51m

$512

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

dom. 5/3

10:10 am-4:05 pm

2 stops23h 55m

Oslo Gardermoen

dom. 5/10

7:45 am-10:15 pm

2 stops20h 30m

$513

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

vie. 1/9

5:00 pm-1:50 pm

2 stops14h 50m

Oslo Gardermoen

vie. 1/16

9:35 am-10:48 pm

2 stops19h 13m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 23 results

Compare providers for flights from Reagan-National to Oslo Gardermoen

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 December.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
Ovago	Price Accuracy2 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust 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.

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?

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 39% versus a flight at noon.

Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport?
Airlines like Scandinavian Airlines and British Airways fly from Washington, D.C. Reagan-National Airport to Oslo Gardermoen Airport in about 16h 10m. The time it takes to get you to your destination can typically vary by up to 16h. Airlines will cover a distance of 3877 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
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.

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$336+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Oslo Gardermoen with Cheapflights

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3. Compare prices and book

Cheap flight deals from Reagan-National to Oslo Gardermoen

Cheapest flights from Reagan-National to Oslo GardermoenExplore 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 diciembre 12, 2025.

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 diciembre 12, 2025.

Find flight deals from Reagan-National to Oslo Gardermoen

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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.

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 December.

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.

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?

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?

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

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

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

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Alternative routes for Reagan-National to Oslo Gardermoen

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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 diciembre 12, 2025.