Cheap flights from Oslo to Washington from $312

Yes, there are multiple flights from Oslo to State of Washington for under $400. The cheapest flight booked recently is on Icelandair for just $339, but on average you can expect to pay $453.

There are currently 18+ open flights from Oslo to State of Washington within the next 7 days for less than $400.

To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $399. British Airways flights start at $497 while deals on SWISS start at $563 one-way.

Most travelers choose Oslo Gardermoen - Seattle/Tacoma Intl, Oslo Sandefjord - Seattle/Tacoma Intl or Oslo Gardermoen - Portland when deciding on the best route from Oslo to State of Washington.

OSL and SEA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. OSL to SEA refers to a flight route from Oslo Gardermoen Airport to Seattle/Tacoma Intl Airport. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Spokane Airport (GEG), Pasco Tri Cities Airport (PSC), Bellingham Airport (BLI), Everett Paine Field Airport (PAE), Seattle Lake Union Spb Airport (LKE).

The amount of baggage you can bring on your Oslo to Washington flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Yes, Cheapflights allows you to browse and filter Oslo to Washington flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Yes. In addition to deals on Oslo to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oslo to Washington.

Yes. Cheapflights offers flight deals from Oslo to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Many airlines flying from Oslo to Washington offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Yes, you can often find last-minute deals on Oslo to Washington flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

The Oslo to State of Washington flight deals you see on this page were last updated on 5/27.

Before booking your flight from Oslo to State of Washington check out the most popular airlines for this route: American Airlines, Finnair or British Airways.

Currently, January is the cheapest month in which you can book a flight from Oslo to State of Washington (average of $247). Flying from Oslo to State of Washington in July is currently the most expensive (average of $406). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.