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Cheap flights from Washington, D.C. Dulles Intl Airport to Oslo from $250

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. Dulles Intl Airport to Oslo departing on 10/28. 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. Dulles Intl Airport to Oslo

Cheap round-trip flights

Icelandair Logo
7:40 pm - 8:35 pmIAD-OSL
18h 55m1 stop
Icelandair Logo
1:10 pm - 6:30 pmOSL-IAD
11h 20m1 stop
$395Icelandair
Find Deal
Sat, Feb 28 - Sat, Mar 7
Icelandair Logo
8:30 pm - 12:35 pmIAD-OSL
10h 05m1 stop
Icelandair Logo
1:10 pm - 7:30 pmOSL-IAD
11h 20m1 stop
$401Icelandair
Find Deal
Sat, Oct 18 - Sat, Nov 1
Icelandair Logo
8:40 pm - 11:35 amIAD-OSL
9h 55m1 stop
Icelandair Logo
1:10 pm - 6:30 pmOSL-IAD
11h 20m1 stop
$406Icelandair
Find Deal
Thu, Oct 30 - Thu, Nov 6
Scandinavian Airlines Logo
12:30 pm - 5:20 pmIAD-OSL
22h 50m2 stops
Scandinavian Airlines Logo
8:00 am - 5:15 pmOSL-IAD
15h 15m1 stop
$418Scandinavian Airlines
Find Deal
Thu, Jan 8 - Wed, Jan 21
TAP AIR PORTUGAL Logo
5:30 pm - 5:55 pmIAD-OSL
18h 25m1 stop
TAP AIR PORTUGAL Logo
6:45 pm - 2:35 pmOSL-IAD
25h 50m1 stop
$436TAP AIR PORTUGAL
Find Deal
Mon, Dec 1 - Mon, Dec 8
TAP AIR PORTUGAL Logo
5:30 pm - 5:55 pmIAD-OSL
18h 25m1 stop
TAP AIR PORTUGAL Logo
6:45 pm - 2:35 pmOSL-IAD
25h 50m1 stop
$437TAP AIR PORTUGAL
Find Deal
Mon, Dec 1 - Mon, Dec 8
Scandinavian Airlines Logo
8:30 pm - 2:15 pmIAD-OSL
11h 45m1 stop
Scandinavian Airlines Logo
9:00 am - 6:15 pmOSL-IAD
14h 15m1 stop
$438Scandinavian Airlines
Find Deal
Wed, Mar 4 - Wed, Mar 25
Lufthansa Logo
10:55 pm - 5:40 pmIAD-OSL
12h 45m1 stop
Lufthansa Logo
9:35 am - 3:50 pmOSL-IAD
12h 15m1 stop
$503Lufthansa
Find Deal
Sun, Nov 2 - Sun, Nov 9
Lufthansa Logo
3:25 pm - 12:15 pmIAD-OSL
14h 50m1 stop
Lufthansa Logo
9:35 am - 4:50 pmOSL-IAD
12h 15m1 stop
$510Lufthansa
Find Deal
Sat, Oct 18 - Sat, Nov 1
United Airlines Logo
5:40 pm - 11:00 amIAD-OSL
11h 20m1 stop
United Airlines Logo
6:15 am - 4:21 pmOSL-IAD
16h 06m2 stops
$531United Airlines
Find Deal
Sat, Nov 29 - Sat, Dec 6

Scandinavian Airlines flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport

Our best Scandinavian Airlines deals on Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight tickets
Scandinavian Airlines
Jan 8
IAD12:30 pmWashington, D.C. Dulles Intl
22h 50m
2 stops
OSL5:20 pmOslo Gardermoen
Jan 21
OSL8:00 amOslo Gardermoen
15h 15m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
$418
Find similar
Scandinavian Airlines
Mar 4
IAD8:30 pmWashington, D.C. Dulles Intl
11h 45m
1 stop
OSL2:15 pmOslo Gardermoen
Mar 25
OSL9:00 amOslo Gardermoen
14h 15m
1 stop
IAD6:15 pmWashington, D.C. Dulles Intl
$438
Find similar
Scandinavian Airlines
Jan 8
IAD8:30 pmWashington, D.C. Dulles Intl
10h 40m
1 stop
OSL1:10 pmOslo Gardermoen
Jan 21
OSL8:00 amOslo Gardermoen
15h 15m
1 stop
IAD5:15 pmWashington, D.C. Dulles Intl
$446
Find similar

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

Our best Lufthansa deals on Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight tickets
Lufthansa
Nov 2
IAD10:55 pmWashington, D.C. Dulles Intl
12h 45m
1 stop
OSL5:40 pmOslo Gardermoen
Nov 9
OSL9:35 amOslo Gardermoen
12h 15m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$503
Find similar
Lufthansa
Oct 18
IAD3:25 pmWashington, D.C. Dulles Intl
14h 50m
1 stop
OSL12:15 pmOslo Gardermoen
Nov 1
OSL9:35 amOslo Gardermoen
12h 15m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
$510
Find similar
Lufthansa
Oct 18
IAD3:25 pmWashington, D.C. Dulles Intl
14h 50m
1 stop
OSL12:15 pmOslo Gardermoen
Nov 1
OSL6:15 amOslo Gardermoen
15h 35m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
$511
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen 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 September 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 2/28

7:40 pm-8:35 pm

1 stop18h 55m

Oslo Gardermoen

Sat 3/7

1:10 pm-6:30 pm

1 stop11h 20m

$395

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 10/18

8:30 pm-12:35 pm

1 stop10h 05m

Oslo Gardermoen

Sat 11/1

1:10 pm-7:30 pm

1 stop11h 20m

$401

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Thu 10/30

8:40 pm-11:35 am

1 stop9h 55m

Oslo Gardermoen

Thu 11/6

1:10 pm-6:30 pm

1 stop11h 20m

$406

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Thu 1/8

12:30 pm-5:20 pm

2 stops22h 50m

Oslo Gardermoen

Wed 1/21

8:00 am-5:15 pm

1 stop15h 15m

$418

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 12/1

5:30 pm-5:55 pm

1 stop18h 25m

Oslo Gardermoen

Mon 12/8

6:45 pm-2:35 pm

1 stop25h 50m

$436

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 12/1

5:30 pm-5:55 pm

1 stop18h 25m

Oslo Gardermoen

Mon 12/8

6:45 pm-2:35 pm

1 stop25h 50m

$437

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 3/4

8:30 pm-2:15 pm

1 stop11h 45m

Oslo Gardermoen

Wed 3/25

9:00 am-6:15 pm

1 stop14h 15m

$438

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sun 11/2

10:55 pm-5:40 pm

1 stop12h 45m

Oslo Gardermoen

Sun 11/9

9:35 am-3:50 pm

1 stop12h 15m

$503

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 10/18

3:25 pm-12:15 pm

1 stop14h 50m

Oslo Gardermoen

Sat 11/1

9:35 am-4:50 pm

1 stop12h 15m

$510

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Sat 11/29

5:40 pm-11:00 am

1 stop11h 20m

Oslo Gardermoen

Sat 12/6

6:15 am-4:21 pm

2 stops16h 06m

$531

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. Dulles Intl Airport to Oslo Gardermoen 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 Washington, D.C. Dulles Intl Airport and Oslo Gardermoen Airport?

What is the cheapest month to fly to Oslo Gardermoen Airport?

The cheapest month to fly to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport is in April. Flight prices, which tend to average around $513, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport during November instead. Flights to Oslo Gardermoen Airport in November, while not as cheap as those in April, still average around $528.

What is the cheapest day to depart on your flight to Oslo Gardermoen Airport?

According to our data, Thursday is the cheapest day to fly to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport. The lowest ticket price found for a Thursday departure recently was $607. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. 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. Dulles Intl Airport to Oslo Gardermoen Airport for around $698.

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

Our most recent data shows that the best time of day to fly to Oslo Gardermoen Airport is in the morning. Flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport during this time can be as low as $526. In contrast, the most expensive time of day to depart to Oslo Gardermoen Airport is at noon when prices are around $832.

How far in advance should I book a flight to Oslo Gardermoen Airport?

You are more likely to see cheaper flights to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo Gardermoen Airport for around $610 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo Gardermoen Airport from Washington, D.C. Dulles Intl Airport for as low as $494 on momondo.

How have Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flight prices changed over time?

As of September 2025, prices for Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport

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

Cheap Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport (IAD to OSL) flight deals and tips

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

Direct flights

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

    Oslo Gardermoen is 3885.3 mi away from Washington, D.C. Dulles Intl. Typically, this will take 9h 55m by plane in normal conditions.

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

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

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

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

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

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

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport?

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $395Free CancellationRating
7.0
545 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $400Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $517Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
DeltaPriceFrom $538Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Air FrancePriceFrom $543Free CancellationRating
7.4
1,468 reviews
Search Air France flights
United AirlinesPriceFrom $545Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
LufthansaPriceFrom $560Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
KLMPriceFrom $569Free CancellationRating
7.8
1,386 reviews
Search KLM flights

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Gardermoen
Fredrikstad
Drammen
Lillehammer

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To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oslo from Washington, D.C..

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

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

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

Once you have performed a search for Washington, D.C. to Oslo 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 Washington, D.C. to Oslo right now. Can momondo alert me if prices change?

Price alerts on flights to Oslo from Washington, D.C. 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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