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Cheap flights from Oslo Gardermoen Airport to Washington, D.C. from $434

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oslo Gardermoen Airport to Washington, D.C. departing on 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Oslo Gardermoen Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:40 pm - 10:56 pmOSL-DCA
16h 16m2 stops
Delta Logo
5:03 pm - 1:50 pmDCA-OSL
14h 47m2 stops
$475Delta
Find Deal
Fri, Nov 21 - Fri, Nov 28
Delta Logo
6:30 am - 6:00 pmOSL-DCA
17h 30m2 stops
Delta Logo
11:13 am - 8:40 amDCA-OSL
15h 27m2 stops
$487Delta
Find Deal
Mon, Nov 24 - Sun, Dec 7
Delta Logo
6:30 am - 6:34 pmOSL-DCA
18h 04m2 stops
Delta Logo
11:13 am - 8:40 amDCA-OSL
15h 27m2 stops
$488Delta
Find Deal
Mon, Nov 24 - Sun, Dec 7
Air Canada Logo
6:15 am - 9:56 pmOSL-DCA
21h 41m2 stops
Air Canada Logo
6:00 am - 12:10 pmDCA-OSL
24h 10m2 stops
$592Air Canada
Find Deal
Thu, Nov 27 - Sun, Nov 30
Air Canada Logo
6:15 am - 10:26 amOSL-DCA
34h 11m2 stops
Air Canada Logo
6:00 am - 12:10 pmDCA-OSL
24h 10m2 stops
$593Air Canada
Find Deal
Thu, Nov 27 - Sun, Nov 30
Multiple Airlines Logo
9:35 am - 7:45 pmOSL-DCA
16h 10m2 stops
Multiple Airlines Logo
6:50 pm - 5:30 pmDCA-OSL
16h 40m2 stops
$679Multiple Airlines
Find Deal
Mon, Nov 24 - Sun, Dec 7
TAP AIR PORTUGAL Logo
6:55 pm - 8:50 pmOSL-DCA
31h 55m2 stops
TAP AIR PORTUGAL Logo
11:55 am - 12:10 pmDCA-OSL
18h 15m2 stops
$1,137TAP AIR PORTUGAL
Find Deal
Thu, Dec 25 - Thu, Jan 8
British Airways Logo
7:20 am - 4:54 pmOSL-DCA
15h 34m2 stops
British Airways Logo
12:26 pm - 10:30 amDCA-OSL
16h 04m2 stops
$1,206British Airways
Find Deal
Sun, Nov 16 - Fri, Nov 21
TAP AIR PORTUGAL Logo
10:00 am - 8:26 amOSL-DCA
28h 26m3 stops
TAP AIR PORTUGAL Logo
3:25 pm - 5:55 pmDCA-OSL
20h 30m2 stops
$1,337TAP AIR PORTUGAL
Find Deal
Fri, Nov 21 - Fri, Nov 28
Multiple Airlines Logo
6:25 am - 4:29 pmOSL-DCA
16h 04m2 stops
Multiple Airlines Logo
12:55 pm - 8:40 amDCA-OSL
13h 45m2 stops
$3,447Multiple Airlines
Find Deal
Wed, Jan 21 - Mon, Jan 26

Delta flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Our best Delta deals on Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport flight tickets
Delta
Nov 21
OSL12:40 pmOslo Gardermoen
16h 16m
2 stops
DCA10:56 pmWashington, D.C. Reagan-National
Nov 28
DCA5:03 pmWashington, D.C. Reagan-National
14h 47m
2 stops
OSL1:50 pmOslo Gardermoen
$475
Find similar
Delta
Nov 24
OSL6:30 amOslo Gardermoen
17h 30m
2 stops
DCA6:00 pmWashington, D.C. Reagan-National
Dec 7
DCA11:13 amWashington, D.C. Reagan-National
15h 27m
2 stops
OSL8:40 amOslo Gardermoen
$487
Find similar
Delta
Nov 24
OSL6:30 amOslo Gardermoen
18h 04m
2 stops
DCA6:34 pmWashington, D.C. Reagan-National
Dec 7
DCA11:13 amWashington, D.C. Reagan-National
15h 27m
2 stops
OSL8:40 amOslo Gardermoen
$488
Find similar

Air Canada flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Nov 27
OSL6:15 amOslo Gardermoen
21h 41m
2 stops
DCA9:56 pmWashington, D.C. Reagan-National
Nov 30
DCA6:00 amWashington, D.C. Reagan-National
24h 10m
2 stops
OSL12:10 pmOslo Gardermoen
$592
Find similar
Air Canada
Nov 27
OSL6:15 amOslo Gardermoen
34h 11m
2 stops
DCA10:26 amWashington, D.C. Reagan-National
Nov 30
DCA6:00 amWashington, D.C. Reagan-National
24h 10m
2 stops
OSL12:10 pmOslo Gardermoen
$593
Find similar
Air Canada
Jan 23
OSL6:45 amOslo Gardermoen
14h 43m
2 stops
DCA3:28 pmWashington, D.C. Reagan-National
Jan 26
DCA6:50 pmWashington, D.C. Reagan-National
14h 30m
2 stops
OSL3:20 pmOslo Gardermoen
$3,346
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated October 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

Fly to

Route

Depart

Return

Price

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Fri 11/21

12:40 pm-10:56 pm

2 stops16h 16m

Washington, D.C. Reagan-National

Fri 11/28

5:03 pm-1:50 pm

2 stops14h 47m

$475

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 11/24

6:30 am-6:00 pm

2 stops17h 30m

Washington, D.C. Reagan-National

Sun 12/7

11:13 am-8:40 am

2 stops15h 27m

$487

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 11/24

6:30 am-6:34 pm

2 stops18h 04m

Washington, D.C. Reagan-National

Sun 12/7

11:13 am-8:40 am

2 stops15h 27m

$488

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 11/27

6:15 am-9:56 pm

2 stops21h 41m

Washington, D.C. Reagan-National

Sun 11/30

6:00 am-12:10 pm

2 stops24h 10m

$592

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 11/27

6:15 am-10:26 am

2 stops34h 11m

Washington, D.C. Reagan-National

Sun 11/30

6:00 am-12:10 pm

2 stops24h 10m

$593

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Mon 11/24

9:35 am-7:45 pm

2 stops16h 10m

Washington, D.C. Reagan-National

Sun 12/7

6:50 pm-5:30 pm

2 stops16h 40m

$679

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Thu 12/25

6:55 pm-8:50 pm

2 stops31h 55m

Washington, D.C. Reagan-National

Thu 1/8

11:55 am-12:10 pm

2 stops18h 15m

$1,137

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Sun 11/16

7:20 am-4:54 pm

2 stops15h 34m

Washington, D.C. Reagan-National

Fri 11/21

12:26 pm-10:30 am

2 stops16h 04m

$1,206

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Fri 11/21

10:00 am-8:26 am

3 stops28h 26m

Washington, D.C. Reagan-National

Fri 11/28

3:25 pm-5:55 pm

2 stops20h 30m

$1,337

OsloWashington, D.C.

OSL - DCA

OSLDCA

Oslo Gardermoen

Wed 1/21

6:25 am-4:29 pm

2 stops16h 04m

Washington, D.C. Reagan-National

Mon 1/26

12:55 pm-8:40 am

2 stops13h 45m

$3,447

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Oslo Gardermoen to Washington, D.C. Reagan-National?

British Airways and Scandinavian Airlines are the most popular carriers operating from Oslo Gardermoen to Washington, D.C. Reagan-National

When to book flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport (OSL to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport

Direct flights

None
There are no direct flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport.
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  • How far is Oslo Gardermoen to Washington, D.C. Reagan-National by plane?

    The straight-line distance from Oslo Gardermoen to Washington, D.C. Reagan-National is 3877.4 mi. In terms of flight time, this usually takes a little over 14h 43m.

  • When did momondo last update prices for flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport refresh daily.

  • How old do you have to be to fly from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oslo Gardermoen Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Oslo to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Oslo to Washington, D.C. for you.

Can I find flights from Oslo to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Oslo with this policy.

How can momondo help me find flights from Oslo to Washington, D.C.?

Once you have performed a search for Oslo to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Oslo to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Oslo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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