Cheap Flights from Oslo (OSL) to Boulder (WBU)

Popular airlines from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal)

Frequently asked questions

How much does a flight from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal) cost?
Snag a cheap one-way flight or cheap return flight from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal)?
is the cheapest month to fly from OSL to WBU. Traveling during quieter months is often the key to landing a great deal.
What is the cheapest airline that flies from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal)?
To find the cheapest airline that'll fly you from OSL to WBU, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal)?
There aren't any daily nonstop flights available from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from OSL to WBU?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal)?
To touch down at Boulder, CO (WBU-Boulder Municipal) on time, choose a flight that takes off from Gardermoen Airport (OSL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal) last-minute?
Booking your ticket from OSL to WBU shortly before your journey is generally more expensive. However, if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an OSL to WBU flight and hotel package?
Opting for an OSL to WBU flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our impressive range of stays and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to Boulder, CO (WBU-Boulder Municipal)?
If you booked your OSL to WBU flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Gardermoen
Destination airport
Boulder Municipal
Distance
4634 mi

Book with confidence

Oslo to Boulder Flights

The cheapest times to fly from Oslo to Boulder

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Oslo to Boulder are during the month of . You can find some of the cheapest flights from Oslo to Boulder with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oslo to Boulder

Sunday is one of the best days to book for cheap flights from Oslo to Boulder: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Oslo to Boulder

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Oslo to Boulder in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Oslo to Boulder flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Oslo to Boulder airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Oslo to Boulder Flights

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*Available to One Key members.