$344 Cheap Flights from Washington (IAD) to Kristiansund (KSU)

View $344 flight on Sat, Dec 6, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Kristiansund (KSU-Kvernberget)

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Cheap Flights from Washington to Kristiansund (IAD-KSU)

Prices were available within the past 7 days and start at $344 for one-way flights and $582 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, Nov 5 - Tue, Dec 2
IAD
Washington
KSU
Kristiansund
$582 Roundtrip, found 4 days ago
$582
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 5 from Washington to Kristiansund, returning Tue, Dec 2, priced at $582 found 4 days ago
Scandinavian Airlines
Wed, Nov 5 - Wed, Nov 26
IAD
Washington
KSU
Kristiansund
$652 Roundtrip, found 4 days ago
$652
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 5 from Washington to Kristiansund, returning Wed, Nov 26, priced at $652 found 4 days ago
TAP Portugal
Tue, Nov 4 - Thu, Nov 27
IAD
Washington
KSU
Kristiansund
$735 Roundtrip, found 4 days ago
$735
Roundtrip
found 4 days ago
Select TAP Portugal flight, departing Tue, Nov 4 from Washington to Kristiansund, returning Thu, Nov 27, priced at $735 found 4 days ago
Scandinavian Airlines
Thu, Oct 30 - Tue, Dec 2
IAD
Washington
KSU
Kristiansund
$747 Roundtrip, found 4 days ago
$747
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Thu, Oct 30 from Washington to Kristiansund, returning Tue, Dec 2, priced at $747 found 4 days ago
Scandinavian Airlines
Thu, Jul 23 - Thu, Aug 13
IAD
Washington
KSU
Kristiansund
$747 Roundtrip, found 1 day ago
$747
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Thu, Jul 23 from Washington to Kristiansund, returning Thu, Aug 13, priced at $747 found 1 day ago
Scandinavian Airlines
Thu, Jul 23 - Thu, Aug 13
IAD
Washington
KSU
Kristiansund
$748 Roundtrip, found 1 day ago
$748
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Thu, Jul 23 from Washington to Kristiansund, returning Thu, Aug 13, priced at $748 found 1 day ago
Scandinavian Airlines
Wed, Nov 5 - Sun, Nov 30
IAD
Washington
KSU
Kristiansund
$767 Roundtrip, found 4 days ago
$767
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, Nov 5 from Washington to Kristiansund, returning Sun, Nov 30, priced at $767 found 4 days ago
Icelandair
Sun, Nov 2 - Wed, Nov 26
IAD
Washington
KSU
Kristiansund
$784 Roundtrip, found 4 days ago
$784
Roundtrip
found 4 days ago
Select Icelandair flight, departing Sun, Nov 2 from Washington to Kristiansund, returning Wed, Nov 26, priced at $784 found 4 days ago
Turkish Airlines
Tue, Nov 4 - Wed, Nov 26
IAD
Washington
KSU
Kristiansund
$857 Roundtrip, found 4 days ago
$857
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Tue, Nov 4 from Washington to Kristiansund, returning Wed, Nov 26, priced at $857 found 4 days ago
Austrian Airlines
Tue, Nov 4 - Mon, Dec 1
IAD
Washington
KSU
Kristiansund
$894 Roundtrip, found 4 days ago
$894
Roundtrip
found 4 days ago
Select Austrian Airlines flight, departing Tue, Nov 4 from Washington to Kristiansund, returning Mon, Dec 1, priced at $894 found 4 days ago
Flights from Washington (IAD) to Kristiansund (KSU)
Origin airport
Washington Dulles Intl.
Destination airport
Kvernberget
Roundtrip price
$581
Distance
3721 mi

Washington to Kristiansund Flights

The cheapest times to fly from Washington to Kristiansund

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 Washington to Kristiansund are during the month of November. You can find some of the cheapest flights from Washington to Kristiansund with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Kristiansund

Sunday is one of the best days to book for cheap flights from Washington to Kristiansund: 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 Washington to Kristiansund

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 Washington to Kristiansund in 2025. You can also book with separate airlines for your outbound and return journeys, from $344 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 Washington to Kristiansund 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 Washington to Kristiansund 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.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU) cost?
Grab a cheap one-way flight from $344 or cheap return flight from $582 from Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU)?
November is the least expensive month to fly from IAD to KSU. Traveling during quieter months is often the key to finding better fares.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IAD to KSU flight.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU)?
Direct flights from Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to KSU?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU)?
To touch down at Kvernberget Airport (KSU) without delays, select a flight that takes off from Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU) last-minute?
Booking your ticket from IAD to KSU shortly before your getaway is generally more expensive. But if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an IAD to KSU flight and hotel package?
You'll typically save money by booking an IAD to KSU flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider adding extras including car rentals, activities and tours.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Kvernberget Airport (KSU)?
It's usually possible to cancel or reschedule your IAD to KSU flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.