Cheap Thai Airways International flights from Seattle to Udon Thani (SEA→UTH)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in
Flight from Seattle to Udon Thani route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Udon Thani Intl.
Distance
11455 km

Frequently asked questions

How much is a Thai Airways International flight from Seattle - Tacoma Intl. Airport (SEA) to Udon Thani Intl. Airport (UTH)?
Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap Thai Airways International round-trip flights from SEA to UTH. Affordable one-way tickets are available too.**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.
What is the cheapest month to fly from SEA to UTH with Thai Airways International?
Look for one-way or round-trip flights to Udon Thani in September or July. You could find a cheap fare with Thai Airways International during these off-peak months.
Does Thai Airways International fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Udon Thani Intl. Airport (UTH)?
Use the "Nonstop" filter when searching for direct Thai Airways International flights from SEA to UTH. It's also an easy way to compare other carriers servicing the same direct trip.
What airports does Thai Airways International fly into in Udon Thani?
Hop on a Thai Airways International flight from Seattle - Tacoma Intl. Airport (SEA) to Udon Thani, and you'll likely come in to Udon Thani Intl. Airport (UTH). This is the airline's primary hub in this city.
Can I change or cancel my Thai Airways International flight from Seattle - Tacoma Intl. Airport (SEA) to Udon Thani Intl. Airport (UTH)?
Changes are usually free within 24 hours of making a booking, but your airline may charge a fee after that. For more details about modifying your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to change your itinerary without additional charges, apply the "Changes included" or "No cancel fee" filter when organising your next break.
*Available to Expedia members.