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Cheap flights from Oslo to Washington, D.C. from $320

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 to Washington, D.C. departing on 5/5. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
4:30 pm - 7:20 pm
OSL
-
IAD
32h 50m
1 stop
Icelandair Logo
8:30 pm - 3:25 pm
IAD
-
OSL
12h 55m
1 stop
$412Icelandair
Thu, Apr 30 - Wed, May 13
Icelandair Logo
4:30 pm - 7:20 pm
OSL
-
IAD
32h 50m
1 stop
Icelandair Logo
8:30 pm - 12:35 pm
IAD
-
OSL
10h 05m
1 stop
$421Icelandair
Sun, Apr 19 - Sun, May 3
Icelandair Logo
4:30 pm - 7:20 pm
OSL
-
IAD
32h 50m
1 stop
Icelandair Logo
8:30 pm - 12:35 pm
IAD
-
OSL
10h 05m
1 stop
$423Icelandair
Sun, Apr 19 - Sat, May 2
Icelandair Logo
4:30 pm - 7:20 pm
OSL
-
IAD
32h 50m
1 stop
Icelandair Logo
8:30 pm - 12:35 pm
IAD
-
OSL
10h 05m
1 stop
$425Icelandair
Sun, Apr 19 - Sat, May 2
Icelandair Logo
4:30 pm - 7:20 pm
OSL
-
IAD
32h 50m
1 stop
Icelandair Logo
8:30 pm - 12:35 pm
IAD
-
OSL
10h 05m
1 stop
$435Icelandair
Sun, Apr 19 - Sun, May 3
Scandinavian Airlines Logo
6:00 am - 5:00 pm
TRF
-
IAD
17h 00m
1 stop
Scandinavian Airlines Logo
8:20 pm - 2:30 pm
IAD
-
TRF
12h 10m
1 stop
$538Scandinavian Airlines
Wed, Apr 8 - Sun, Apr 19
Scandinavian Airlines Logo
3:05 pm - 5:00 pm
TRF
-
IAD
31h 55m
1 stop
Scandinavian Airlines Logo
8:20 pm - 2:30 pm
IAD
-
TRF
12h 10m
1 stop
$609Scandinavian Airlines
Sun, Apr 26 - Wed, Apr 29
Scandinavian Airlines Logo
6:00 am - 5:00 pm
TRF
-
IAD
17h 00m
1 stop
Scandinavian Airlines Logo
8:20 pm - 2:30 pm
IAD
-
TRF
12h 10m
1 stop
$652Scandinavian Airlines
Thu, Apr 30 - Wed, May 13
Scandinavian Airlines Logo
6:00 am - 5:00 pm
TRF
-
IAD
17h 00m
1 stop
Scandinavian Airlines Logo
8:20 pm - 2:30 pm
IAD
-
TRF
12h 10m
1 stop
$695Scandinavian Airlines
Thu, Apr 16 - Thu, Apr 30
Lufthansa Logo
12:10 pm - 7:55 pm
TRF
-
IAD
13h 45m
2 stops
Lufthansa Logo
10:20 pm - 9:10 pm
IAD
-
TRF
16h 50m
2 stops
$793Lufthansa
Sat, May 9 - Sat, May 16

Icelandair flights from Oslo to Washington, D.C. Dulles Intl Airport

Our best Icelandair deals on Oslo to Washington, D.C. Dulles Intl Airport flight tickets
Icelandair
Apr 19
OSL4:30 pmOslo Gardermoen
32h 50m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
May 3
IAD8:30 pmWashington, D.C. Dulles Intl
10h 05m
1 stop
OSL12:35 pmOslo Gardermoen
$421
Icelandair
Apr 19
OSL4:30 pmOslo Gardermoen
32h 50m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
May 2
IAD8:30 pmWashington, D.C. Dulles Intl
10h 05m
1 stop
OSL12:35 pmOslo Gardermoen
$423
Icelandair
Apr 19
OSL4:30 pmOslo Gardermoen
32h 50m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
May 2
IAD8:30 pmWashington, D.C. Dulles Intl
10h 05m
1 stop
OSL12:35 pmOslo Gardermoen
$425

British Airways flights from Oslo to Washington, D.C. Dulles Intl Airport

Our best British Airways deals on Oslo to Washington, D.C. Dulles Intl Airport flight tickets
British Airways
Apr 19
OSL8:00 amOslo Gardermoen
15h 15m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
May 2
IAD7:15 pmWashington, D.C. Dulles Intl
33h 25m
1 stop
OSL10:40 amOslo Gardermoen
$464
British Airways
Apr 19
OSL8:00 amOslo Gardermoen
15h 15m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
May 3
IAD7:15 pmWashington, D.C. Dulles Intl
33h 15m
1 stop
OSL10:30 amOslo Gardermoen
$465
British Airways
Apr 19
OSL8:00 amOslo Gardermoen
15h 15m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
May 3
IAD10:25 pmWashington, D.C. Dulles Intl
30h 05m
1 stop
OSL10:30 amOslo Gardermoen
$495

momondo Fare Finder

 
Customize your flight search to find flights from Oslo to Washington, D.C. Dulles Intl 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 March 11, 2026.
Use the filters below to find and compare flights from Oslo to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Thu 4/30

4:30 pm-7:20 pm

1 stop32h 50m

Washington, D.C. Dulles Intl

Wed 5/13

8:30 pm-3:25 pm

1 stop12h 55m

$412

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 4/19

4:30 pm-7:20 pm

1 stop32h 50m

Washington, D.C. Dulles Intl

Sun 5/3

8:30 pm-12:35 pm

1 stop10h 05m

$421

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 4/19

4:30 pm-7:20 pm

1 stop32h 50m

Washington, D.C. Dulles Intl

Sat 5/2

8:30 pm-12:35 pm

1 stop10h 05m

$423

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 4/19

4:30 pm-7:20 pm

1 stop32h 50m

Washington, D.C. Dulles Intl

Sat 5/2

8:30 pm-12:35 pm

1 stop10h 05m

$425

OsloWashington, D.C.

OSL - IAD

OSLIAD

Oslo Gardermoen

Sun 4/19

4:30 pm-7:20 pm

1 stop32h 50m

Washington, D.C. Dulles Intl

Sun 5/3

8:30 pm-12:35 pm

1 stop10h 05m

$435
Quickest round-trip

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Wed 4/8

6:00 am-5:00 pm

1 stop17h 00m

Washington, D.C. Dulles Intl

Sun 4/19

8:20 pm-2:30 pm

1 stop12h 10m

$538

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Sun 4/26

3:05 pm-5:00 pm

1 stop31h 55m

Washington, D.C. Dulles Intl

Wed 4/29

8:20 pm-2:30 pm

1 stop12h 10m

$609

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Thu 4/30

6:00 am-5:00 pm

1 stop17h 00m

Washington, D.C. Dulles Intl

Wed 5/13

8:20 pm-2:30 pm

1 stop12h 10m

$652

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Thu 4/16

6:00 am-5:00 pm

1 stop17h 00m

Washington, D.C. Dulles Intl

Thu 4/30

8:20 pm-2:30 pm

1 stop12h 10m

$695

OsloWashington, D.C.

TRF - IAD

TRFIAD

Oslo Sandefjord

Sat 5/9

12:10 pm-7:55 pm

2 stops13h 45m

Washington, D.C. Dulles Intl

Sat 5/16

10:20 pm-9:10 pm

2 stops16h 50m

$793

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 Washington, D.C. from

How to get the cheapest flight ticket from Oslo to Washington, D.C. Dulles Intl 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 typical price of a round-trip flight between Oslo and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, April is the cheapest month to fly from Oslo to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $463. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $498.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Oslo when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $593 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Oslo for as low as $492 on momondo.

Cheap Oslo to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Fastest flight time

11h 30m

Direct flights

None
The fastest flight from Oslo to Washington, D.C. Dulles Intl Airport takes 11h 30m
There are no direct flights from Oslo to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Oslo to Washington, D.C. Dulles Intl Airport.
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  • How far is Oslo to Washington, D.C. Dulles Intl by plane?

    There are 3881.0 mi between Oslo and Washington, D.C. Dulles Intl. In terms of flight time, this usually takes a little over 11h 30m.

  • When did momondo last update prices for flights from Oslo to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Oslo to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Oslo to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Oslo to Washington, D.C. Dulles Intl Airport?

    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 Oslo to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oslo to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Oslo to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $438Free CancellationRating
7.3
1,708 reviews
Search Scandinavian Airlines flights
United AirlinesPriceFrom $483Free CancellationRating
7.4
9,413 reviews
Search United Airlines flights

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
Winchester
Waldorf
Woodbridge
Colonial Beach
Laurel
Towson
Gaithersburg
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Springfield
Bethesda
Fairfax
Sterling

Why use momondo?

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

It is quick and easy to find Oslo to Washington, D.C. 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 Washington, D.C. that suits you.

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

momondo does allow users to show only those flights to Washington, D.C. from Oslo which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Oslo to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Washington, D.C. from Oslo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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