Cheap Thai Airways International flights from Barcelona to Udon Thani (BCN→UTH)

Landing cheap one-way Thai Airways International flights from BCN to UTH on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares for your next exciting 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.

September is one of the most affordable months to jet off to Udon Thani with Thai Airways International. You could also find great deals on one-way and round-trip tickets in July.

Simply enter your dates, hit search and check the "Nonstop" filter on Expedia to browse any direct flights from BCN to UTH with Thai Airways International or other airlines.

Thai Airways International flights from Barcelona Intl. Airport (BCN) to Udon Thani come in to Udon Thani Intl. Airport (UTH). This is the main entry point to this city.

Changes are generally free within 24 hours of making a booking, but your airline may add a charge after that. For further information about altering your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to update your itinerary without additional charges, apply the "Changes included" and "No cancel fee" filters when organising your trip.