$1,142 Cheap Flights to Udon Thani in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from the United States to Udon Thani

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 6:00 pmBOS-UTH

38h 20m2 stops

10:10 am - 2:10 pmUTH-BOS

40h 00m2 stops

$1,142Multiple Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 8

12:30 am - 8:10 amBOS-UTH

43h 40m2 stops

8:40 am - 10:00 pmUTH-BOS

25h 20m2 stops

$1,313Multiple Airlines

Find Deal

Wed, Dec 3 - Mon, Dec 8

8:45 pm - 8:00 amBOS-UTH

47h 15m2 stops

6:30 pm - 6:05 pmUTH-BOS

35h 35m3 stops

$1,581Multiple Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 8

7:34 am - 6:00 pmBOS-UTH

46h 26m3 stops

10:10 am - 6:05 pmUTH-BOS

67h 55m3 stops

$1,625Multiple Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 8

12:30 am - 9:05 pmBOS-UTH

32h 35m3 stops

6:30 pm - 6:05 pmUTH-BOS

35h 35m3 stops

$1,740Multiple Airlines

Find Deal

Wed, Dec 3 - Mon, Dec 8

12:30 am - 9:05 pmBOS-UTH

32h 35m3 stops

5:45 pm - 2:10 pmUTH-BOS

32h 25m2 stops

$1,827Multiple Airlines

Find Deal

Wed, Dec 3 - Mon, Dec 8

4:30 pm - 8:10 amBOS-UTH

28h 40m2 stops

1:55 pm - 2:55 pmUTH-BOS

36h 00m2 stops

$5,236Multiple Airlines

Find Deal

Thu, Apr 23 - Mon, Apr 27

7:30 pm - 8:55 pmBOS-UTH

38h 25m3 stops

8:40 am - 7:55 pmUTH-BOS

46h 15m2 stops

$12,973Multiple Airlines

Find Deal

Thu, Apr 23 - Mon, Apr 27

1:40 am - 1:25 pmBOS-UTH

24h 45m2 stops

8:40 am - 11:00 pmUTH-BOS

25h 20m2 stops

$26,419Multiple Airlines

Find Deal

Wed, Apr 22 - Mon, Apr 27

Fly from

Route

Depart

Return

Price

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 12/4

3:40 pm-6:00 pm

2 stops38h 20m

Udon Thani

Mon 12/8

10:10 am-2:10 pm

2 stops40h 00m

$1,142

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Wed 12/3

12:30 am-8:10 am

2 stops43h 40m

Udon Thani

Mon 12/8

8:40 am-10:00 pm

2 stops25h 20m

$1,313

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 12/4

8:45 pm-8:00 am

2 stops47h 15m

Udon Thani

Mon 12/8

6:30 pm-6:05 pm

3 stops35h 35m

$1,581

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 12/4

7:34 am-6:00 pm

3 stops46h 26m

Udon Thani

Mon 12/8

10:10 am-6:05 pm

3 stops67h 55m

$1,625

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Wed 12/3

12:30 am-9:05 pm

3 stops32h 35m

Udon Thani

Mon 12/8

6:30 pm-6:05 pm

3 stops35h 35m

$1,740

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Wed 12/3

12:30 am-9:05 pm

3 stops32h 35m

Udon Thani

Mon 12/8

5:45 pm-2:10 pm

2 stops32h 25m

$1,827

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 4/23

4:30 pm-8:10 am

2 stops28h 40m

Udon Thani

Mon 4/27

1:55 pm-2:55 pm

2 stops36h 00m

$5,236

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 4/23

7:30 pm-8:55 pm

3 stops38h 25m

Udon Thani

Mon 4/27

8:40 am-7:55 pm

2 stops46h 15m

$12,973

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Wed 4/22

1:40 am-1:25 pm

2 stops24h 45m

Udon Thani

Mon 4/27

8:40 am-11:00 pm

2 stops25h 20m

$26,419

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Udon Thani flights insights and trends

Explore insights for your Udon Thani flight to craft the best travel plan

How long does it take to fly to Udon Thani?

If you’re flying from a popular airport in United States, such as San Francisco or Boston, and flying into Udon Thani, then you can expect flight times to average 22h 50m and 52h 55m, respectively.

Cheap Udon Thani flight deals and tips

Summary info about Udon Thani flight prices, duration and airlines

Best Round-Trip Price	$1,142
Fastest flight time	24h 45m

The best round-trip flight price to Udon Thani from United States in the last 72 hours is $1,142 (Boston Logan Intl to Udon Thani).

Search Deals

The fastest flight to Udon Thani from United States takes 24h 45m (Boston Logan Intl to Udon Thani).

Search Deals

Frequently asked questions about flying to Udon Thani

What is there to do in Udon Thani when it’s raining?

Users planning a flight to Udon Thani during the months of May, June, or July should anticipate rain. There are still things to do in Udon Thani even when it's raining, though. For those looking to get out of the rain and do a little shopping, check out Central Plaza Udon Thani.

Is there an alternative airport near Udon Thani?

Khon Kaen Airport, Loei Airport or Sakon Nakhon Airport can be an alternative airport used for travel to Udon Thani.

Is there a cheaper alternative to flying into Udon Thani?

Loei Airport has an average price of $33 per person and is typically the cheapest airport to fly into when visiting Udon Thani. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

What is the absolute cheapest flight to Udon Thani?

Users booking trips to Udon Thani from Bangkok found flights 55% cheaper than the average price of flights to Udon Thani. To find the cheapest price to Udon Thani from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Udon Thani Airport?

Prices for flights to Udon Thani Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Udon Thani Airport?

There are 5 operators available for flights to Udon Thani Airport as of November 2025.

How old do you have to be to fly to Udon Thani Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Udon Thani Airport.

What documentation or ID do you need to fly to Udon Thani Airport?

The necessary travel and health documents for your Udon Thani Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Udon Thani?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Udon Thani with flexible booking policies on momondo?

All flight searches to Udon Thani on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Udon Thani?

Once you have performed a search for flights to Udon Thani, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight to Udon Thani right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Udon Thani, momondo offers a useful price alert feature which will track prices for flights to Udon Thani and alert you when they change.