Cheap flights from Seoul to Udon Thani from $142

Travelers frequently search for route combinations, such as Seoul and San Francisco, Los Angeles, Honolulu, New York, Tokyo, Saipan, Minneapolis, Bangkok, Manila, San Diego, Osaka, Jeju City, Seattle, Dallas, Hagåtña, Houston, Portland, Taipei, Fukuoka, Hong Kong.

Travelers frequently search for route combinations, such as Udon Thani and Bangkok, Chiang Mai, Phuket City, Singapore, Vientiane, Krabi, Chiang Rai Province, Luang Prabang, Surat Thani Province, Seattle, Manila, Grand Rapids, Dublin, Jakarta, Hat Yai, Pattaya, Phoenix, Denver, Phnom Penh, Siem Reap.

Seoul is mainly served by Incheon International. But there are other airports nearby, including Gimpo International.

The main airport in Seoul is Incheon International. It is also served by Daegu International, Cheongju International, Yangyang International, Gunsan, Wonju.

The main airport in Udon Thani is Udon Thani International. It is also served by Wattay International, Udon Thani International, Khon Kaen, Roi Et, Sakon Nakhon, Nakhon Phanom, Loei.

Currently, you can fly between Seoul and Udon Thani with VietJet Air, Thai AirAsia, Thai Airways, Nok Air, Air Busan.

If you don’t have specific dates for your trip between Seoul and Udon Thani, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Seoul and Udon Thani, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Seoul. The main one is Incheon International and other nearby airports include Daegu International, Cheongju International, Yangyang International, Gunsan, Wonju