356 € Cheap Flights from Baltimore Washington International to Oslo

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Flight deals from Baltimore Washington International to Oslo

Looking for a cheap last-minute deal or the best return flight from Baltimore Washington International to Oslo? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Baltimore Washington International to Oslo

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Baltimore Washington International to Oslo flights are currently cheapest in April.

Alternative Baltimore Washington International to Oslo routes

Looking for the cheapest, fastest or easiest route from Baltimore Washington International 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 found356 €
Cheapest month to flyApril

Finding cheap flights from Baltimore Washington International to Oslo: Frequently asked questions

There are 2 airports in Oslo: Oslo Gardermoen and TORP Sandefjord.
The best price we found for a return flight from Baltimore Washington International to Oslo is 356 €. 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 Baltimore Washington International to Oslo. But we found flights with one or more stops from 356 €.
As of February 2026, there are no flights flying from Baltimore Washington International to Oslo.
The cheapest month to fly from Baltimore Washington International to Oslo is usually April.
If you're flying from Baltimore Washington International 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 356 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Baltimore Washington International Airport to Oslo on Saturday, 11 April 2026.
No airlines currently offer direct flights between Baltimore Washington International 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 February, the average temperature is usually around -6°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, Icelandair offers the cheapest flight tickets to Oslo.

Flying from Baltimore/Wash International Thurgood Marshall Airport (BWI) to Oslo: what you need to know

  • Baltimore/Wash International Thurgood Marshall Airport is located in Washington DC. Following the UTC+1 timezone, Oslo is five hours ahead of Washington DC.

  • For a relaxed start to your BWI to Oslo flight, allow plenty of time for things like baggage drop and finding your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general travel rule.

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

  • A stopover is the ideal opportunity to break up your trip and possibly even explore a different city. When searching for plane tickets from BWI to Oslo, deselect the 'Direct flights only' box to see where you can visit along the way. Consider one of these popular options:

    • London Heathrow Airport (LHR)

    • John F. Kennedy International Airport (JFK)

    • Keflavik International Airport (KEF)

  • Located around 40 kilometres from central Washington DC, BWI can be reached in about 50 minutes by car, depending on traffic. Travelling on public transport will take roughly 1 hour 30 minutes.

  • Searching for a hotel close to BWI? If you've booked an early flight from Baltimore/Wash International Thurgood Marshall Airport to Oslo, these accommodation options will get you from your pillow to the plane in no time:

  • Of all flights leaving Baltimore/Wash International Thurgood Marshall Airport, 77.13% land on schedule at their destination.

How to find the cheapest flights from Baltimore/Wash International Thurgood Marshall Airport (BWI) to Oslo

  • 187 € is currently the lowest price for a one-way Baltimore/Wash International Thurgood Marshall Airport to Oslo flight. Return plane tickets start from 356 €. These prices may change depending on demand.

  • To find cheap flights from BWI to Oslo, book ahead. Airlines tend to offer lower prices when tickets are first released.

  • The 'Whole month' tool will show you the cheapest tickets from Baltimore/Wash International Thurgood Marshall Airport to Oslo throughout the month. It's an easy way to find a bargain if your plans aren't set in stone.

  • You don't need to keep looking every day to see if fares have dropped when you create a Price Alert. We'll let you know when there's an even bigger deal on cheap flights from BWI to Oslo.

  • Select your preferred departure and arrival times, number of stops and airlines with our filters. Then, sort the results for your flight from Baltimore/Wash International Thurgood Marshall Airport to Oslo by 'Fastest,' 'Cheapest' or 'Best.'

Airports in Oslo

Oslo Airport Gardermoen (OSL)

  • The distance from Oslo Airport Gardermoen (OSL) to central Oslo is roughly 48 kilometres. It takes about 40 minutes to get to the centre driving.

  • It typically takes 30 minutes when travelling by public transport.

  • The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from Baltimore/Wash International Thurgood Marshall Airport to Oslo. Book one of these accommodation options near OSL instead:

  • Fast-track your adventure by picking up an Oslo Airport Gardermoen rental car. Grab your wheels from Budget, Hertz or Thrifty and explore beyond Oslo's main sights.

  • Lock in the best deal by reserving your vehicle from Oslo Airport Gardermoen about three weeks ahead of your flight from BWI to Oslo.

Torp Sandefjord Airport (TRF)

  • Torp Sandefjord Airport (TRF) is roughly 121 kilometres from the centre of Oslo. After your flight from Baltimore/Wash International Thurgood Marshall Airport to Oslo, it'll take you around 1 hour 30 minutes to reach the heart of the city in a cab or ride-share.

  • Travelling by public transport will take about 2 hours 20 minutes.

  • Hang the 'Do not disturb' sign on your door and unwind at a hotel close to TRF. Here are a few options where you can check in after your BWI to Oslo flight:

  • No time to waste? The fastest way to get to where you're going is with a Torp Sandefjord Airport rental car. Pick up a set of wheels from Hertz, Sixt or Budget and hit the road in a heartbeat.

  • Avoid last-minute price surges. Reserving your ride one week ahead of your arrival at TRF will help you stay within budget.

Best time to go to Oslo

  • Before securing your flights from Baltimore/Wash International Thurgood Marshall Airport to Oslo, consider which time of year works best for you. Peak season in Oslo offers a lively atmosphere and plenty to do, while the low season brings better deals on hotels and smaller crowds.

  • The warmest month in Oslo is July, with temperatures ranging between 8ºC (46ºF) and 25ºC (77ºF). Book your Baltimore/Wash International Thurgood Marshall Airport to Oslo plane ticket then if that's the weather you find most pleasant.

  • If you want cooler conditions, look for a cheap ticket from BWI to Oslo in January when temperatures average between -14ºC (7ºF) and 1ºC (34ºF).

More about Oslo

  • When it comes to looking for somewhere to rest your head, you'll find the best stays in Oslo right here. Browse these options as soon as you've locked in your flight from Baltimore/Wash International Thurgood Marshall Airport to Oslo:

  • There are so many things to do and see in this city it can be hard to know where to start. The Norwegian National Opera & Ballet, Viking Ship Museum and Akershus Fortress are top attractions which should be on every Oslo itinerary.

Explore more of Norway

  • Bergen is just one of the many places in Norway waiting to be discovered after you've seen Oslo. Around 306 kilometres away to the west, popular attractions include Bryggen, Troldhaugen and Fish Market.

  • If you want to check out another major stop in Norway, head for Trondheim, about 386 kilometres north of Oslo. Ringve Museum, Rockheim and Stiftsgarden are highlights.

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