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Flights to Udon Thani

£337 Cheap flights to Udon Thani

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Udon Thani departing on 20/10. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from the United Kingdom to Udon Thani

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:45 - 17:15LHR  London Heathrow-UTH Udon Thani
20h 30m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
14:55 - 18:45UTH  Udon Thani-LHR London Heathrow
33h 50m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl
£622Multiple Airlines
Sat, 12 Sep - Sun, 27 Sep
Multiple Airlines Logo
09:30 - 17:15LHR  London Heathrow-UTH Udon Thani
25h 45m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
14:55 - 12:45UTH  Udon Thani-LHR London Heathrow
27h 50m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl
£623Multiple Airlines
Sat, 12 Sep - Sun, 27 Sep
Gulf Air Logo
22:05 - 13:25LHR  London Heathrow-UTH Udon Thani
33h 20m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Gulf Air Logo
13:55 - 15:20UTH  Udon Thani-LHR London Heathrow
31h 25m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
£654Gulf Air
Mon, 28 Sep - Mon, 5 Oct
Gulf Air Logo
10:00 - 13:25LHR  London Heathrow-UTH Udon Thani
21h 25m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Gulf Air Logo
13:55 - 15:20UTH  Udon Thani-LHR London Heathrow
31h 25m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
£674Gulf Air
Fri, 25 Sep - Fri, 2 Oct
Gulf Air Logo
10:00 - 13:25LHR  London Heathrow-UTH Udon Thani
21h 25m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Gulf Air Logo
13:55 - 15:20UTH  Udon Thani-LHR London Heathrow
31h 25m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
£690Gulf Air
Thu, 10 Sep - Mon, 14 Sep
Gulf Air Logo
22:05 - 13:25LHR  London Heathrow-UTH Udon Thani
33h 20m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Gulf Air Logo
13:55 - 06:55UTH  Udon Thani-LHR London Heathrow
23h 00m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
£690Gulf Air
Thu, 10 Sep - Mon, 14 Sep
Gulf Air Logo
10:00 - 13:25LHR  London Heathrow-UTH Udon Thani
21h 25m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Gulf Air Logo
13:55 - 15:20UTH  Udon Thani-LHR London Heathrow
31h 25m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
£691Gulf Air
Thu, 10 Sep - Mon, 14 Sep
Gulf Air Logo
22:05 - 13:25LHR  London Heathrow-UTH Udon Thani
33h 20m2 stops Manama Bahrain Intl Bangkok Suvarnabhumi
Gulf Air Logo
13:55 - 06:55UTH  Udon Thani-LHR London Heathrow
23h 00m2 stops Bangkok Suvarnabhumi Manama Bahrain Intl
£709Gulf Air
Thu, 10 Sep - Mon, 14 Sep
Thai Airways Logo
21:25 - 20:55LHR  London Heathrow-UTH Udon Thani
17h 30m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
08:30 - 19:35UTH  Udon Thani-LHR London Heathrow
18h 05m1 stop Bangkok Suvarnabhumi
£908Thai Airways
Tue, 13 Oct - Fri, 30 Oct
Thai Airways Logo
21:35 - 20:25LHR  London Heathrow-UTH Udon Thani
15h 50m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
20:55 - 06:40UTH  Udon Thani-LHR London Heathrow
16h 45m1 stop Bangkok Suvarnabhumi
£1,006Thai Airways
Fri, 25 Dec - Mon, 18 Jan

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 279,928 searches and data was last updated on 15 August 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 return flight

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Sat 12/9

14:45-17:15

2 stops20h 30m

Udon Thani

Sun 27/9

14:55-18:45

2 stops33h 50m

£622

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Sat 12/9

09:30-17:15

2 stops25h 45m

Udon Thani

Sun 27/9

14:55-12:45

2 stops27h 50m

£623

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Mon 28/9

22:05-13:25

2 stops33h 20m

Udon Thani

Mon 5/10

13:55-15:20

2 stops31h 25m

£654

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Fri 25/9

10:00-13:25

2 stops21h 25m

Udon Thani

Fri 2/10

13:55-15:20

2 stops31h 25m

£674

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Thu 10/9

10:00-13:25

2 stops21h 25m

Udon Thani

Mon 14/9

13:55-15:20

2 stops31h 25m

£690

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Thu 10/9

22:05-13:25

2 stops33h 20m

Udon Thani

Mon 14/9

13:55-06:55

2 stops23h 00m

£690

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Thu 10/9

10:00-13:25

2 stops21h 25m

Udon Thani

Mon 14/9

13:55-15:20

2 stops31h 25m

£691

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Thu 10/9

22:05-13:25

2 stops33h 20m

Udon Thani

Mon 14/9

13:55-06:55

2 stops23h 00m

£709

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Tue 13/10

21:25-20:55

1 stop17h 30m

Udon Thani

Fri 30/10

08:30-19:35

1 stop18h 05m

£908
Fastest return journey

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Fri 25/12

21:35-20:25

1 stop15h 50m

Udon Thani

Mon 18/1

20:55-06:40

1 stop16h 45m

£1,006

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap Udon Thani flight deals and tips

Summary info about Udon Thani flight prices, duration and airlines

Best One-Way Price

£337

Best Round-Trip Price

£622

Fastest flight time

35h 50m
The best one-way flight price to Udon Thani from United Kingdom in the last 5 days is £337 (London Heathrow to Udon Thani).
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The best return flight price to Udon Thani from United Kingdom in the last 5 days is £622 (London Heathrow to Udon Thani).
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The fastest flight to Udon Thani from United Kingdom takes 35h 50m (London Heathrow to Udon Thani).
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Frequently asked questions about flying to Udon Thani

Is there an alternative airport near Udon Thani?

Those flying to Udon Thani could potentially find better pricing at Khon Kaen Airport (66 mi from Udon Thani city centre), Loei Airport (70 mi from Udon Thani city centre) or Sakon Nakhon Airport (91 mi from Udon Thani city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Udon Thani?

With an average price of £26 per person, Sakon Nakhon Airport is the cheapest airport to fly into when planning your trip to Udon Thani. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

What is the absolute cheapest flight to Udon Thani?

The best price found on momondo to Udon Thani was £20/pp from Bangkok, which is 46% cheaper than the average flight price to Udon Thani. To find the cheapest price to Udon Thani from your area, use momondo’s Airport-to-Airport Pricing Tool.

How long does it take to fly to Udon Thani?

Flight times vary depending on what airport in United Kingdom you fly out of and what airport in Udon Thani you fly into. For example, flying from London Heathrow to Udon Thani takes 19h 45m on average. On the other hand, flying from Manchester to Udon Thani takes on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

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

Prices for flights to Udon Thani Airport refresh daily.

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

As of August 2026, there are 4 operators available to choose from for flights to Udon Thani Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your Udon Thani Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Udon Thani Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

Finding the right flight to Udon Thani is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Udon Thani quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Udon Thani which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Udon Thani?

momondo provides multiple filters to help you find the best flight to Udon Thani. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Udon Thani are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Udon Thani trip

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Popular Flights to Udon Thani

Popular routes according to searches in the past day on momondo
London to Udon Thani Flightsfrom £959