Cheap flights from Washington, D.C. Reagan-National Airport to Oslo from $393

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Oslo departing on 12/5. 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 Washington, D.C. Reagan-National Airport to Oslo

Cheap round-trip flights

Air Canada Logo
11:05 am - 12:10 pmDCA-OSL
19h 05m2 stops
Air Canada Logo
11:50 am - 9:56 pmOSL-DCA
16h 06m2 stops
$425Air Canada
Find Deal
Wed, Nov 19 - Wed, Nov 26
Air Canada Logo
11:05 am - 12:10 pmDCA-OSL
19h 05m2 stops
Air Canada Logo
11:50 am - 9:56 pmOSL-DCA
16h 06m2 stops
$426Air Canada
Find Deal
Wed, Jan 28 - Wed, Feb 4
American Airlines Logo
5:24 pm - 2:10 pmDCA-OSL
14h 46m2 stops
American Airlines Logo
12:05 pm - 10:00 pmOSL-DCA
15h 55m2 stops
$521American Airlines
Find Deal
Sat, Nov 29 - Sat, Dec 6
American Airlines Logo
2:55 pm - 10:25 amDCA-OSL
13h 30m2 stops
American Airlines Logo
12:25 pm - 10:57 pmOSL-DCA
15h 32m2 stops
$523American Airlines
Find Deal
Mon, Oct 13 - Wed, Oct 29
British Airways Logo
5:45 pm - 2:10 pmDCA-OSL
14h 25m2 stops
British Airways Logo
7:10 am - 6:01 pmOSL-DCA
16h 51m2 stops
$541British Airways
Find Deal
Sat, Nov 29 - Sat, Dec 6
United Airlines Logo
5:00 pm - 12:55 pmDCA-OSL
13h 55m2 stops
United Airlines Logo
6:15 am - 6:23 pmOSL-DCA
18h 08m2 stops
$548United Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8
Scandinavian Airlines Logo
6:05 am - 6:50 amDCA-OSL
18h 45m1 stop
Scandinavian Airlines Logo
1:25 pm - 11:04 pmOSL-DCA
15h 39m1 stop
$554Scandinavian Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
United Airlines Logo
4:30 pm - 1:00 pmDCA-OSL
14h 30m2 stops
United Airlines Logo
6:05 am - 9:56 pmOSL-DCA
21h 51m2 stops
$557United Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
British Airways Logo
5:45 pm - 2:10 pmDCA-OSL
14h 25m2 stops
British Airways Logo
6:55 am - 4:54 pmOSL-DCA
15h 59m2 stops
$576British Airways
Find Deal
Wed, Nov 5 - Wed, Nov 12
Scandinavian Airlines Logo
6:05 am - 6:50 amDCA-OSL
18h 45m1 stop
Scandinavian Airlines Logo
1:25 pm - 11:04 pmOSL-DCA
15h 39m1 stop
$577Scandinavian Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15

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

Our best Delta deals on Washington, D.C. Reagan-National Airport to Oslo flight tickets
Delta
Oct 14
DCA5:00 pmWashington, D.C. Reagan-National
14h 45m
2 stops
OSL1:45 pmOslo Gardermoen
Oct 21
OSL6:00 amOslo Gardermoen
18h 00m
2 stops
DCA6:00 pmWashington, D.C. Reagan-National
Delta
Jan 4
DCA12:05 pmWashington, D.C. Reagan-National
14h 35m
2 stops
OSL8:40 amOslo Gardermoen
Jan 9
OSL6:25 amOslo Gardermoen
17h 41m
2 stops
DCA6:06 pmWashington, D.C. Reagan-National
Delta
Sep 15
DCA6:45 pmWashington, D.C. Reagan-National
15h 55m
2 stops
OSL4:40 pmOslo Gardermoen
Sep 23
OSL6:00 amOslo Gardermoen
17h 57m
2 stops
DCA5:57 pmWashington, D.C. Reagan-National

American Airlines flights from Washington, D.C. Reagan-National Airport to Oslo

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Oslo flight tickets
American Airlines
Nov 29
DCA5:24 pmWashington, D.C. Reagan-National
14h 46m
2 stops
OSL2:10 pmOslo Gardermoen
Dec 6
OSL12:05 pmOslo Gardermoen
15h 55m
2 stops
DCA10:00 pmWashington, D.C. Reagan-National
American Airlines
Oct 13
DCA2:55 pmWashington, D.C. Reagan-National
13h 30m
2 stops
OSL10:25 amOslo Gardermoen
Oct 29
OSL12:25 pmOslo Gardermoen
15h 32m
2 stops
DCA10:57 pmWashington, D.C. Reagan-National
American Airlines
Oct 7
DCA2:55 pmWashington, D.C. Reagan-National
13h 40m
2 stops
OSL10:35 amOslo Gardermoen
Oct 12
OSL1:10 pmOslo Gardermoen
15h 47m
2 stops
DCA10:57 pmWashington, D.C. Reagan-National

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Oslo 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 August 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Oslo 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

Wed 11/19

11:05 am-12:10 pm

2 stops19h 05m

Oslo Gardermoen

Wed 11/26

11:50 am-9:56 pm

2 stops16h 06m

$425

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 1/28

11:05 am-12:10 pm

2 stops19h 05m

Oslo Gardermoen

Wed 2/4

11:50 am-9:56 pm

2 stops16h 06m

$426

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sat 11/29

5:24 pm-2:10 pm

2 stops14h 46m

Oslo Gardermoen

Sat 12/6

12:05 pm-10:00 pm

2 stops15h 55m

$521

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 10/13

2:55 pm-10:25 am

2 stops13h 30m

Oslo Gardermoen

Wed 10/29

12:25 pm-10:57 pm

2 stops15h 32m

$523

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Sat 11/29

5:45 pm-2:10 pm

2 stops14h 25m

Oslo Gardermoen

Sat 12/6

7:10 am-6:01 pm

2 stops16h 51m

$541

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Mon 12/1

5:00 pm-12:55 pm

2 stops13h 55m

Oslo Gardermoen

Mon 12/8

6:15 am-6:23 pm

2 stops18h 08m

$548

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 10/8

6:05 am-6:50 am

1 stop18h 45m

Oslo Gardermoen

Wed 10/15

1:25 pm-11:04 pm

1 stop15h 39m

$554

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 12/3

4:30 pm-1:00 pm

2 stops14h 30m

Oslo Gardermoen

Sun 12/7

6:05 am-9:56 pm

2 stops21h 51m

$557

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 11/5

5:45 pm-2:10 pm

2 stops14h 25m

Oslo Gardermoen

Wed 11/12

6:55 am-4:54 pm

2 stops15h 59m

$576

Washington, D.C.Oslo

DCA - OSL

DCAOSL

Washington, D.C. Reagan-National

Wed 10/8

6:05 am-6:50 am

1 stop18h 45m

Oslo Gardermoen

Wed 10/15

1:25 pm-11:04 pm

1 stop15h 39m

$577

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Oslo from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Oslo

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 day to depart on your flight to Oslo?

The cheapest day to depart on your flight to Oslo is on a Thursday when prices can be found for as low as $607. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Oslo for around $698.

What is the cheapest time of day to depart on your flight to Oslo?

Flying to Oslo from Washington, D.C. Reagan-National Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $526 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $832. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Washington, D.C. Reagan-National Airport to Oslo flight deals and tips

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

Direct flights

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

    Washington, D.C. Reagan-National and Oslo are 3872.9 mi apart from one another. Typically, this will take 13h 00m by plane in normal conditions.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Reagan-National Airport to Oslo.

  • What documentation or ID do you need to fly to Oslo?

    The travel and health documents required for your trip to Oslo 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 Oslo. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Oslo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Oslo that suits you.

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

Flights from Washington, D.C. to Oslo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Oslo from Washington, D.C..

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

Yes momondo offers price alerts on flights to Oslo from Washington, D.C.. 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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1 adult
Tue 9/2
Tue 9/9

Find better results for your trip to Norway

Fly into one of these airports located in Oslo

Airports listed have a maximum distance of 53.1 mi from Oslo