Cheap Thai Airways International flights Kathmandu (KTM) to Udon Thani (UTH)

Landing cheap one-way Thai Airways International flights from KTM to UTH on Expedia is a breeze --- just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $590 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To grab cheap flights from KTM to UTH with Thai Airways International, begin searching about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Browse Thai Airways International's earliest flights from KTM to UTH by selecting our "Early Morning" and "Morning" filters. Not only will you get to your destination sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Top-tier customer service and the opportunity to collect points through Thai Royal Orchid Plus are the start of the reasons to fly from KTM to UTH with Thai Airways International. Plus, when you join Expedia's free One Key™ program, you can receive OneKeyCash™* alongside any airline loyalty program earnings. You can put it toward your future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.