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Flights to Udon Thani

£420 Cheap flights to Udon Thani

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
08:45 - 18:00LHR  London Heathrow-UTH Udon Thani
26h 15m2 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
15:00 - 11:05UTH  Udon Thani-LHR London Heathrow
27h 05m2 stops Bangkok Suvarnabhumi Mumbai Chhatrapati Shivaji Intl
£624Multiple Airlines
Tue, 9 Feb - Thu, 18 Mar
Multiple Airlines Logo
08:40 - 18:00LGW  London Gatwick-UTH Udon Thani
26h 20m3 stops Milan Malpensa Ashgabat Bangkok Suvarnabhumi
Multiple Airlines Logo
20:00 - 14:05UTH  Udon Thani-LGW London Gatwick
25h 05m1 stop Bangkok Suvarnabhumi
£691Multiple Airlines
Sat, 13 Mar - Sat, 27 Mar
Multiple Airlines Logo
16:40 - 11:30LGW  London Gatwick-UTH Udon Thani
35h 50m2 stops Sharjah Bangkok Suvarnabhumi
Multiple Airlines Logo
10:10 - 21:05UTH  Udon Thani-LGW London Gatwick
17h 55m1 stop Bangkok Suvarnabhumi
£703Multiple Airlines
Tue, 5 Jan - Tue, 19 Jan
Multiple Airlines Logo
08:45 - 14:25LGW  London Gatwick-UTH Udon Thani
22h 40m2 stops Sharjah Bangkok Suvarnabhumi
Multiple Airlines Logo
10:10 - 15:35UTH  Udon Thani-LGW London Gatwick
36h 25m2 stops Bangkok Suvarnabhumi Sharjah
£704Multiple Airlines
Tue, 9 Feb - Thu, 18 Mar
Multiple Airlines Logo
13:30 - 18:00LHR  London Heathrow-UTH Udon Thani
21h 30m2 stops Mumbai Chhatrapati Shivaji Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
10:15 - 11:30UTH  Udon Thani-LHR London Heathrow
31h 15m2 stops Bangkok Suvarnabhumi New Delhi Indira Gandhi Intl
£704Multiple Airlines
Sun, 14 Mar - Sun, 28 Mar
Multiple Airlines Logo
13:00 - 18:00LHR  London Heathrow-UTH Udon Thani
22h 00m2 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
12:00 - 10:30UTH  Udon Thani-LHR London Heathrow
29h 30m2 stops Bangkok Suvarnabhumi New Delhi Indira Gandhi Intl
£713Multiple Airlines
Sat, 13 Mar - Sat, 27 Mar
Multiple Airlines Logo
08:40 - 18:00LGW  London Gatwick-UTH Udon Thani
26h 20m3 stops Milan Malpensa Ashgabat Bangkok Suvarnabhumi
Multiple Airlines Logo
14:10 - 05:30UTH  Udon Thani-LGW London Gatwick
22h 20m2 stops Bangkok Suvarnabhumi Guangzhou Baiyun
£716Multiple Airlines
Sat, 13 Mar - Sat, 27 Mar
Multiple Airlines Logo
13:55 - 19:30LHR  London Heathrow-UTH Udon Thani
22h 35m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
14:10 - 06:40UTH  Udon Thani-LHR London Heathrow
23h 30m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl
£726Multiple Airlines
Tue, 5 Jan - Tue, 19 Jan
Thai Airways Logo
21:35 - 19:30LHR  London Heathrow-UTH Udon Thani
14h 55m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
13:55 - 07:15UTH  Udon Thani-LHR London Heathrow
23h 20m1 stop Bangkok Suvarnabhumi
£896Thai Airways
Sun, 14 Mar - Sun, 28 Mar
Thai Airways Logo
21:35 - 19:30LHR  London Heathrow-UTH Udon Thani
14h 55m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
13:55 - 07:15UTH  Udon Thani-LHR London Heathrow
23h 20m1 stop Bangkok Suvarnabhumi
£896Thai Airways
Sun, 14 Mar - Sun, 28 Mar

momondo Fare Finder

 
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

Tue 9/2

08:45-18:00

2 stops26h 15m

Udon Thani

Thu 18/3

15:00-11:05

2 stops27h 05m

£624

LondonUdon Thani

LGW London Gatwick - UTH Udon Thani

LGWUTH

London Gatwick

Sat 13/3

08:40-18:00

3 stops26h 20m

Udon Thani

Sat 27/3

20:00-14:05

1 stop25h 05m

£691

LondonUdon Thani

LGW London Gatwick - UTH Udon Thani

LGWUTH

London Gatwick

Tue 5/1

16:40-11:30

2 stops35h 50m

Udon Thani

Tue 19/1

10:10-21:05

1 stop17h 55m

£703

LondonUdon Thani

LGW London Gatwick - UTH Udon Thani

LGWUTH

London Gatwick

Tue 9/2

08:45-14:25

2 stops22h 40m

Udon Thani

Thu 18/3

10:10-15:35

2 stops36h 25m

£704

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Sun 14/3

13:30-18:00

2 stops21h 30m

Udon Thani

Sun 28/3

10:15-11:30

2 stops31h 15m

£704

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Sat 13/3

13:00-18:00

2 stops22h 00m

Udon Thani

Sat 27/3

12:00-10:30

2 stops29h 30m

£713

LondonUdon Thani

LGW London Gatwick - UTH Udon Thani

LGWUTH

London Gatwick

Sat 13/3

08:40-18:00

3 stops26h 20m

Udon Thani

Sat 27/3

14:10-05:30

2 stops22h 20m

£716

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Tue 5/1

13:55-19:30

2 stops22h 35m

Udon Thani

Tue 19/1

14:10-06:40

2 stops23h 30m

£726
Fastest return journey

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Sun 14/3

21:35-19:30

1 stop14h 55m

Udon Thani

Sun 28/3

13:55-07:15

1 stop23h 20m

£896

LondonUdon Thani

LHR London Heathrow - UTH Udon Thani

LHRUTH

London Heathrow

Sun 14/3

21:35-19:30

1 stop14h 55m

Udon Thani

Sun 28/3

13:55-07:15

1 stop23h 20m

£896

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted 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

What is the cheapest month to fly to Udon Thani?

The cheapest month to fly to Udon Thani from United Kingdom is in March. Flight prices, which tend to average around £907, are often lower during this time because this is during the off-season. If you don’t want to visit Udon Thani in March, then you should wait until December to fly from United Kingdom, when ticket prices are also cheap, with an average price of £920.

Cheapest flights to Udon Thani

Find the cheapest flights to Udon Thani from your nearest city or airport
Find flights from London Heathrow Airport to Udon Thani
CHEAPEST MONTH TO FLY TO UDON THANI FROM LONDON HEATHROW AIRPORTMay5% cheaperFlying from London Heathrow Airport to Udon Thani costs on average just £854 in May
MOST EXPENSIVE MONTH TO FLY TO UDON THANI FROM LONDON HEATHROW AIRPORTMarch54% more expensiveIt costs about £1,380 for flights to Udon Thani from London Heathrow Airport in March
MOST POPULAR MONTH TO FLY TO UDON THANI FROM LONDON HEATHROW AIRPORTDecember400% more users visitedMore momondo users searched in flights to Udon Thani from London Heathrow Airport in December than any other month

Cheap Udon Thani flight deals and tips

Summary info about Udon Thani flight prices, duration and airlines

Best One-Way Price

£455

Best Round-Trip Price

£624

Fastest flight time

24h 40m
The best one-way flight price to Udon Thani from United Kingdom in the last 5 days is £455 (London Gatwick to Udon Thani).
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The best return flight price to Udon Thani from United Kingdom in the last 5 days is £624 (London Heathrow to Udon Thani).
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The fastest flight to Udon Thani from United Kingdom takes 24h 40m (London Gatwick 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 £62 per person, Khon Kaen 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 £38/pp from Bangkok, which is 39% 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 20m 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 November 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.

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