Cheap flights from Udon Thani to Siem Reap from £123

Cheap flights from Udon Thani to Siem Reap from £123

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1 stop
Thu, Jul 30
Udon Thani UTHSiem Reap SAI
£123
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1 stop
Sat, Aug 1
Udon Thani UTHSiem Reap SAI
£123
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1 stop
Mon, Jul 27
Udon Thani UTHSiem Reap SAI
£128
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1 stop
Sat, Aug 1
Udon Thani UTHSiem Reap SAI
£128
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1 stop
Thu, Jul 30
Udon Thani UTHSiem Reap SAI
£132
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1 stop
Fri, Jul 31
Udon Thani UTHSiem Reap SAI
£133
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1 stop
Sat, Aug 1 – Wed, Aug 5
Udon Thani UTHSiem Reap SAI
£269
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1 stop
Sat, Aug 1 – Wed, Aug 5
Udon Thani UTHSiem Reap SAI
£272
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1 stop
Sat, Aug 1 – Tue, Aug 4
Udon Thani UTHSiem Reap SAI
£281
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1 stop
Sat, Aug 1 – Tue, Aug 4
Udon Thani UTHSiem Reap SAI
£281
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1 stop
Thu, Jul 30 – Sun, Aug 2
Udon Thani UTHSiem Reap SAI
£282
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1 stop
Fri, Jul 31 – Tue, Aug 4
Udon Thani UTHSiem Reap SAI
£292
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How much do flights to Siem Reap cost?

Cheapest one-way trip

£123

Cheapest round-trip

£269

Average round-trip

£283

Includes rare itinerary

Travel hack

Most popular airline

VietJet Air

Getting from Siem Reap airport to the city center

Fastest options: taxi and private transfer. Best value: tuk-tuk and shared shuttle.

Siem Reap is served by Siem Reap Angkor International Airport (SAI), located approximately 8 km east of the city center. This modern airport opened in 2023 and offers various airport transfers to city center destinations. Transport options include taxis, tuk-tuks, hotel shuttles, private transfers, and ride-hailing services. Journey times are generally short due to the airport's proximity to town, though traffic conditions can vary, especially during peak tourist season.

Transport Option

Typical time

Typical cost

Frequency

Best for

15-25 min

$12 – $15; fixed fare to city center

on-demand 24/7 (traffic dependent)

comfort with luggage

20-30 min

$5 – $8; negotiate fare before departure

on-demand (traffic dependent)

budget travelers

15-30 min

$0 – $15; often complimentary; check with hotel

by arrangement (traffic dependent)

convenience if pre-booked

15-25 min

$15 – $25; pre-booked; air-conditioned vehicle

by arrangement (traffic dependent)

families and groups

15-25 min

$6 – $12; app-based pricing; varies with demand

on-demand (traffic dependent)

transparent pricing

15-25 min

$30 – $60; per day; driver often included

by arrangement (traffic dependent)

temple exploration flexibility

Notes:

  • Prices in USD; table created in 2025 and subject to change.
  • Tuk-tuk fares should be negotiated before departure; agree on the price clearly.
  • Many hotels offer complimentary airport pickup; confirm when booking accommodation.
  • Ride-hailing apps require local SIM or WiFi connection at the airport.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Siem Reap

Depart from
Udon Thani International
Arrive to
Siem Reap–Angkor International Airport
Average flights per week
197
Flight distance

Check-in for a flight from Udon Thani to Siem Reap

NameCarrier codeIATA CodePassport needed during booking
VietJet AirVJCVJYes
Thai AirAsiaAIQFDNo
Bangkok AirwaysBKPPGNo
Thai AirwaysTHATGNo
Cambodia AirwaysKMEKRYes

Online check-in is not available for these airlines.

Weather in Siem Reap

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January31°C21°C
February34°C23°C
March35°C25°C
April35°C26°C
May34°C26°C
June32°C25°C
July31°C24°C
August31°C25°C
September30°C24°C
October30°C24°C
November30°C23°C
December30°C21°C
Hottest Month
35°C
March
Coldest month
21°C
January
Sunny days
223
days per year

14 day forecast

Saturday
11 Jul
57%
31°C26°C
18 Jul
60%
33°C25°C
Sunday
12 Jul
77%
32°C26°C
19 Jul
68%
34°C25°C
Monday
13 Jul
64%
28°C25°C
20 Jul
76%
31°C25°C
Tuesday
14 Jul
79%
28°C25°C
21 Jul
78%
31°C25°C
Wednesday
15 Jul
56%
30°C25°C
22 Jul
80%
29°C25°C
Thursday
16 Jul
57%
31°C25°C
23 Jul
82%
28°C25°C
Friday
17 Jul
34°C25°C
24 Jul
78%
29°C25°C
The most popular airlines for this route are VietJet Air, Thai AirAsia, Bangkok Airways, Thai Airways, and Cambodia Airways. Udon Thani and Siem Reap have 197 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Udon Thani?
Travelers frequently search for route combinations, such as Udon Thani and Bangkok, Phuket Province, London, Phuket City, Chiang Mai, Kuala Lumpur, Singapore, Ko Samui, Krabi, Surat Thani Province, Chiang Rai Province, Hanoi, Ho Chi Minh City, Vientiane, Tokyo, Melbourne, Perth, Brisbane, Pattaya, Hat Yai.
What are the most popular routes to and from Siem Reap?
Travelers frequently search for route combinations, such as Siem Reap and Bangkok, London, Phnom Penh, Hanoi, Phuket City, Singapore, Phuket Province, Chiang Mai, Ho Chi Minh City, Kuala Lumpur, Da Nang, Sihanoukville Province, Vientiane, Krabi, Bali, Manila, Denpasar, Ko Samui, Perth, Surat Thani Province.
What airports are near Udon Thani?
The main airport in Udon Thani is Udon Thani International. It is also served by Wattay International, Udon Thani International, Khon Kaen, Nakhon Phanom, Roi Et, Sakon Nakhon, Loei.
Which airlines fly between Udon Thani and Siem Reap?
Currently, you can fly between Udon Thani and Siem Reap with VietJet Air, Thai AirAsia, Bangkok Airways, Thai Airways, Cambodia Airways.
When’s the best time to travel between Udon Thani and Siem Reap?
If you don’t have specific dates for your trip between Udon Thani and Siem Reap, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Udon Thani and Siem Reap?
Traveling between Udon Thani and Siem Reap, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Udon Thani?
There are a number of airports in and around Udon Thani. The main one is Udon Thani International and other nearby airports include Wattay International, Udon Thani International, Khon Kaen, Nakhon Phanom, Roi Et, Sakon Nakhon, Loei
What time do nonstop (direct) flights between Udon Thani and Siem Reap depart?
This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Udon Thani, such as morning, afternoon, evening, or night, or select the exact hours for departure.
What time do nonstop (direct) flights between Udon Thani and Siem Reap arrive?
This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Siem Reap, such as morning, afternoon, evening, or night, or select the exact hours for arrival.
What time do flights between Udon Thani and Siem Reap depart?
What time do flights between Udon Thani and Siem Reap arrive?

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