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Flights to Udon Thani

$1,123 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 10/5. 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
10:00 pm - 1:25 pm
BOS
-
UTH
28h 25m
2 stops
Multiple Airlines Logo
9:25 pm - 3:15 pm
UTH
-
BOS
28h 50m
2 stops
$1,123Multiple Airlines
Mon, Oct 5 - Fri, Oct 16
Turkish Airlines Logo
9:50 pm - 1:25 pm
BOS
-
UTH
28h 35m
2 stops
Turkish Airlines Logo
1:55 pm - 7:55 pm
UTH
-
BOS
41h 00m
2 stops
$1,778Turkish Airlines
Thu, Oct 15 - Mon, Oct 19
Turkish Airlines Logo
12:55 pm - 8:10 am
SFO
-
UTH
29h 15m
2 stops
Turkish Airlines Logo
9:25 pm - 4:40 pm
UTH
-
SFO
57h 15m
2 stops
$2,083Turkish Airlines
Mon, Sep 14 - Thu, Sep 17
Air Canada Logo
7:10 am - 8:10 am
SFO
-
UTH
35h 00m
2 stops
Air Canada Logo
9:25 pm - 12:11 pm
UTH
-
SFO
28h 46m
2 stops
$2,190Air Canada
Mon, Sep 14 - Thu, Sep 17
Turkish Airlines Logo
9:50 pm - 8:10 am
BOS
-
UTH
47h 20m
2 stops
Turkish Airlines Logo
1:55 pm - 7:55 pm
UTH
-
BOS
41h 00m
2 stops
$2,253Turkish Airlines
Thu, Oct 15 - Mon, Oct 19
Multiple Airlines Logo
6:00 am - 8:10 am
BOS
-
UTH
39h 10m
3 stops
Multiple Airlines Logo
9:25 pm - 3:15 pm
UTH
-
BOS
28h 50m
2 stops
$4,906Multiple Airlines
Mon, Oct 5 - Fri, Oct 16

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 April 29, 2026.
Use the filters below to find and compare flights to Udon Thani that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Mon 10/5

10:00 pm-1:25 pm

2 stops28h 25m

Udon Thani

Fri 10/16

9:25 pm-3:15 pm

2 stops28h 50m

$1,123

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 10/15

9:50 pm-1:25 pm

2 stops28h 35m

Udon Thani

Mon 10/19

1:55 pm-7:55 pm

2 stops41h 00m

$1,778

San FranciscoUdon Thani

SFO - UTH

SFOUTH

San Francisco

Mon 9/14

12:55 pm-8:10 am

2 stops29h 15m

Udon Thani

Thu 9/17

9:25 pm-4:40 pm

2 stops57h 15m

$2,083

San FranciscoUdon Thani

SFO - UTH

SFOUTH

San Francisco

Mon 9/14

7:10 am-8:10 am

2 stops35h 00m

Udon Thani

Thu 9/17

9:25 pm-12:11 pm

2 stops28h 46m

$2,190

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Thu 10/15

9:50 pm-8:10 am

2 stops47h 20m

Udon Thani

Mon 10/19

1:55 pm-7:55 pm

2 stops41h 00m

$2,253

BostonUdon Thani

BOS - UTH

BOSUTH

Boston Logan Intl

Mon 10/5

6:00 am-8:10 am

3 stops39h 10m

Udon Thani

Fri 10/16

9:25 pm-3:15 pm

2 stops28h 50m

$4,906

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Udon Thani from

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 Boston or San Francisco, and flying into Udon Thani, then you can expect flight times to average 28h 35m and 53h 15m, respectively.

Cheap Udon Thani flight deals and tips

Summary info about Udon Thani flight prices, duration and airlines

Best Round-Trip Price

$1,123

Fastest flight time

28h 25m
The best round-trip flight price to Udon Thani from United States in the last 72 hours is $1,123 (Boston Logan Intl to Udon Thani).
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The fastest flight to Udon Thani from United States takes 28h 25m (Boston Logan Intl to Udon Thani).
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Frequently asked questions about flying to 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 $40 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 48% 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 April 2026.

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 $1,778
San Francisco to Udon Thani Flightsfrom $2,373
Washington, D.C. to Udon Thani Flightsfrom $2,563