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Flights to Udon Thani

$818 Cheap flights to Udon Thani

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Udon Thani departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United States to Udon Thani

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:40 pm - 7:30 pm
SFO
-
UTH
28h 50m2 stops
Multiple Airlines Logo
8:40 am - 6:45 pm
UTH
-
SFO
25h 05m2 stops
$818Multiple Airlines
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
5:20 pm - 8:20 pm
SFO
-
UTH
36h 00m3 stops
Multiple Airlines Logo
8:30 am - 5:00 pm
UTH
-
SFO
23h 30m2 stops
$1,909Multiple Airlines
Wed, Jan 14 - Wed, Jan 21

momondo Fare Finder

 
Locate flights to Udon Thani that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on December 17, 2025.
Use the filters below to find and compare flights to Udon Thani that are best for you.

Fly from

Route

Depart

Return

Price

San FranciscoUdon Thani

SFO - UTH

SFOUTH

San Francisco

Wed 1/14

11:40 pm-7:30 pm

2 stops28h 50m

Udon Thani

Wed 1/21

8:40 am-6:45 pm

2 stops25h 05m

$818

San FranciscoUdon Thani

SFO - UTH

SFOUTH

San Francisco

Wed 1/14

5:20 pm-8:20 pm

3 stops36h 00m

Udon Thani

Wed 1/21

8:30 am-5:00 pm

2 stops23h 30m

$1,909

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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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 38h 20m, respectively.

Cheap Udon Thani flight deals and tips

Summary info about Udon Thani flight prices, duration and airlines

Best Round-Trip Price

$818

Fastest flight time

28h 50m
The best round-trip flight price to Udon Thani from United States in the last 72 hours is $818 (San Francisco to Udon Thani).
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The fastest flight to Udon Thani from United States takes 28h 50m (San Francisco to Udon Thani).
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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?

Sakon Nakhon Airport has an average price of $54 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 December 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.

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Find better results for your trip to Udon Thani

Popular flights to Udon Thani

Popular routes according to searches in the past day on momondo
Boston Logan Intl to Udon Thani Flightsfrom $1,142
San Francisco to Udon Thani Flightsfrom $889
Washington, D.C. to Udon Thani Flightsfrom $2,766