$421 Cheap Flights from Chiang Mai (CNX) to Oslo (OSL)

View $421 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL)

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Cheap Flights from Chiang Mai to Oslo (CNX-OSL)

Prices were available within the past 7 days and start at $421 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Chiang Mai (CNX) to Oslo (OSL)
Origin airport
Chiang Mai Intl.
Destination airport
Gardermoen
Distance
5025 mi

Chiang Mai to Oslo Flights

The cheapest times to fly from Chiang Mai to Oslo

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

 

The best time to book a flight from Chiang Mai to Oslo

Sunday is one of the best days to book for cheap flights from Chiang Mai to Oslo: 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 Chiang Mai to Oslo

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 Chiang Mai to Oslo in 2025. You can also book with separate airlines for your outbound and return journeys, from $421 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 Chiang Mai to Oslo 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 Chiang Mai to Oslo 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 Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL) cost?
Lock in a cheap one-way flight from $421 or cheap return flight from Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL) 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 Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL)?
is the least expensive month to fly from CNX to OSL. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL)?
To find the cheapest airline that'll fly you from CNX to OSL, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL)?
There aren't any daily nonstop flights departing from Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from CNX to OSL?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL)?
To avoid possible delays on the Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL) route, fly before 3 PM. Later flights are 22% more likely to be canceled.**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 Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL) last-minute?
Waiting until right before your break to book a flight from CNX to OSL often results in higher prices. While you might find some last-minute deals, there's no guarantee. Keep your travel schedule open for a better chance of snagging a bargain.
Is it cheaper to book a CNX to OSL flight and hotel package?
You can save money by securing a CNX to OSL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your preferred accommodations and flights, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from Chiang Mai Intl. Airport (CNX) to Gardermoen Airport (OSL)?
If you reserved your CNX to OSL flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.