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Cheap Flights from Washington Dulles to Oslo

Compare Washington Dulles to Oslo flight deals

Find the cheapest month or even day of the year to fly to Oslo

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Flight deals from Washington Dulles to Oslo

Looking for a cheap last-minute deal or the best return flight from Washington Dulles to Oslo? Find the lowest prices on one-way and return tickets right here.
Oslo.R 3,085 per passenger.Departing Mon, 5 Jan.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Mon, 5 Jan, arriving in Oslo Gardermoen.Price includes taxes and charges.From R 3,085, select.
Oslo.R 4,208 per passenger.Departing Sun, 16 Nov.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Washington Dulles on Sun, 16 Nov, arriving in Oslo Gardermoen.Price includes taxes and charges.From R 4,208, select.
Oslo.R 4,467 per passenger.Departing Tue, 14 Oct.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Tue, 14 Oct, arriving in Oslo Torp.Price includes taxes and charges.From R 4,467, select.
Oslo.R 5,170 per passenger.Departing Wed, 11 Mar.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Wed, 11 Mar, arriving in Oslo Gardermoen.Price includes taxes and charges.From R 5,170, select.
Oslo.R 5,606 per passenger.Departing Thu, 4 Dec.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Thu, 4 Dec, arriving in Oslo Gardermoen.Price includes taxes and charges.From R 5,606, select.
Oslo.R 5,805 per passenger.Departing Mon, 27 Apr.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Mon, 27 Apr, arriving in Oslo Gardermoen.Price includes taxes and charges.From R 5,805, select.
Oslo.R 6,417 per passenger.Departing Mon, 20 Jul.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Mon, 20 Jul, arriving in Oslo Gardermoen.Price includes taxes and charges.From R 6,417, select.
Oslo.R 6,497 per passenger.Departing Wed, 13 May.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Wed, 13 May, arriving in Oslo Gardermoen.Price includes taxes and charges.From R 6,497, select.

Find the cheapest month to fly from Washington Dulles to Oslo

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Oslo flights are currently cheapest in January.
Sep
Find prices
Oct
from R 4,469
Nov
from R 4,210
Dec
from R 5,608
Jan
from R 3,086
Feb
Find prices
Mar
from R 5,172
Apr
from R 5,807
May
from R 6,500
Jun
Find prices
Jul
from R 6,420
Aug
Find prices

Alternative Washington Dulles to Oslo routes

Looking for the cheapest, fastest or easiest route from Washington Dulles to Oslo? You could fly into the following airports instead.

Washington D.C. to Oslo: Flight information

The things to know before you go.
Cheapest flight foundR 3,086
Cheapest month to flyJanuary

Finding cheap flights from Washington Dulles to Oslo: Frequently asked questions

There are 2 airports in Oslo: Oslo Gardermoen and Oslo Torp.
The best price we found for a return flight from Washington Dulles to Oslo is R 6,679. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington Dulles to Oslo. But we found flights with one or more stops from R 6,679.
As of September 2025, there are no flights flying from Washington Dulles to Oslo.
The cheapest month to fly from Washington Dulles to Oslo is usually April.
If you're flying from Washington Dulles Airport, the cheapest airport near Oslo is Oslo Gardermoen – which is 37.1 km away from the centre of Oslo. We've found flights into this airport from R 6,679.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Oslo on Wednesday, 15 April 2026.
No airlines currently offer direct flights between Washington Dulles Airport and Oslo. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Oslo but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Oslo is around 40 days in advance, so don’t leave your flight to the last minute.
In September, the average temperature is usually around 10°C. July is typically the warmest month in Oslo, when it usually averages around 20°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging -9°C. The rainiest month is August.
Currently, Scandinavian Airlines offers the cheapest flight tickets to Oslo.

Flying from Washington Dulles International Airport (IAD) to Oslo: what you need to know

  • Oslo is five hours ahead of Washington DC, where Washington Dulles International Airport is located. Oslo runs on the UTC+1 timezone.

  • Give yourself enough time to make your IAD to Oslo flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

  • Delays at security and check-in are likely if you're travelling during high season, so allow some extra wiggle room. A good rule for peak times? Arrive up to four hours early for international flights and at least two hours for domestic departures.

  • Consider adding a stopover to potentially unlock a cheaper flight ticket from IAD to Oslo. Just deselect 'Direct flights only' during your search. Give yourself a breather (and maybe even a better deal) by stopping at one of these popular options:

    • London Heathrow Airport (LHR)

    • Amsterdam Airport Schiphol (AMS)

    • Copenhagen Airport (CPH)

  • Travelling from central Washington DC to IAD takes around 1 hour 10 minutes on public transport. If you drive, ride-share or take a cab, you'll cover the 40 kilometres in 50 minutes or so, depending on traffic.

  • Want a hassle-free start to your trip? Stay near IAD. Whether you've booked an early flight from Washington Dulles International Airport to Oslo or just don't like being rushed, these hotels are a convenient choice:

  • When it comes to the on-time performance of Washington Dulles International Airport, 74.39% of flights complete their journey on time.

  • You'll find IAD at 1 Saarinen Circle.

How to find the cheapest flights from Washington Dulles International Airport (IAD) to Oslo

  • R 3,086 is currently the best price for a one-way Washington Dulles International Airport to Oslo flight. Return flight tickets start at R 6,682. These fares can change based on availability.

  • To pick up cheap flights from IAD to Oslo, book as early as you can. Airlines tend to offer their most competitively priced fares when tickets are first released.

  • If you're willing to be flexible with your travel dates, try using the 'Whole month' tool. It'll show you the cheapest price across every month when searching for a Washington Dulles International Airport to Oslo ticket.

  • Save time searching for cheap flights from IAD to Oslo by setting up a Price Alert. We'll send you an email or notification through the app when a lower fare pops up.

  • Find an affordable flight from Washington Dulles International Airport to Oslo with the help of our filters. Choose your ideal departure time, duration and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in Oslo

Oslo Airport Gardermoen (OSL)

  • Oslo Airport Gardermoen (OSL) to central Oslo takes about 40 minutes by car. The centre is roughly 48 kilometres away.

  • Getting to the centre by public transport will take you around 30 minutes.

  • Consider booking a hotel close to OSL if you have a late flight from Washington Dulles International Airport to Oslo. Settle into one of these options and skip the long transfer:

  • Go wherever you want, whenever you want with an Oslo Airport Gardermoen rental car. Pick up your wheels from Budget, Hertz or Thrifty and see more of Oslo and beyond.

  • To lock in the lowest price, book your ride from Oslo Airport Gardermoen about three weeks in advance of your flight from IAD to Oslo.

Torp Sandefjord Airport (TRF)

  • After your flight from Washington Dulles International Airport to Oslo has landed, you can get to the city centre in around 1 hour 30 minutes by car. Central Oslo is roughly 121 kilometres from Torp Sandefjord Airport (TRF).

  • If you travel by public transport, the ride to the centre takes 2 hours 20 minutes or so.

  • There are some great places to park your luggage (and yourself) near TRF. Settle in and get cosy after your IAD to Oslo flight at one of these well-located options:

  • The quickest way to get to where you're going is with a Torp Sandefjord Airport rental car. Pick up your wheels from Hertz, Sixt or Budget and make a speedy getaway.

  • Lock in the best price by reserving your ride from TRF one week ahead of time. You can also expect to have a wider range of vehicles.

Best time to go to Oslo

  • Travel to Oslo during the high season if you want a bustling atmosphere, but remember that hotel prices are usually higher. Alternatively, book your flights from Washington Dulles International Airport to Oslo in the off-season when prices are cheaper and it's quieter.

  • Book a Washington Dulles International Airport to Oslo flight ticket with a departure in July if you're eager to visit the city during its warmest month. You can expect temperatures to range from 8ºC (46ºF) to 25ºC (77ºF).

  • January has average temperatures of between -14ºC (7ºF) and 1ºC (34ºF). Look for a cheap ticket from IAD to Oslo around that time if you like cooler conditions.

More about Oslo

  • After booking your flight from Washington Dulles International Airport to Oslo, choose a hotel that puts you right where the action is. Make one of these options your base for exploring Oslo:

  • All great adventures should include a little sightseeing. The Norwegian National Opera & Ballet, Viking Ship Museum and Akershus Fortress are essential stops on your Oslo itinerary.

Explore more of Norway

  • You've visited Oslo, now it's time to explore other corners of Norway. Journey about 306 kilometres west to Bergen to tick off its top attractions. From Bryggen to Troldhaugen and Fish Market, you'll have a packed itinerary ahead.

  • If you want to check out another great destination in Norway, consider Trondheim, roughly 386 kilometres north of Oslo. Ringve Museum, Rockheim and Stiftsgarden are highlights.

Plan the rest of your trip from Washington D.C. to Oslo

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.