$75 Cheap Flights from Udon Thani (UTH) to Bangkok (BKK)

View $75 flight on Thu, Aug 28, 2025Opens in a new window

Popular airlines from Udon Thani (UTH-Udon Thani Intl.) to Suvarnabhumi Intl. Airport (BKK)

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Cheap Flights from Udon Thani to Bangkok (UTH-BKK)

Prices were available within the past 7 days and start at $75 for one-way flights and $105 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Vietjet
Tue, Mar 17 - Mon, Mar 30
UTH
Udon Thani
BKK
Bangkok
$105 Roundtrip, found 2 days ago
$105
Roundtrip
found 2 days ago
Select Thai Vietjet flight, departing Tue, Mar 17 from Udon Thani to Bangkok, returning Mon, Mar 30, priced at $105 found 2 days ago
Hahn Air Systems
Mon, Sep 15 - Sun, Sep 21
UTH
Udon Thani
BKK
Bangkok
$152 Roundtrip, found 6 hours ago
$152
Roundtrip
found 6 hours ago
Select Hahn Air Systems flight, departing Mon, Sep 15 from Udon Thani to Bangkok, returning Sun, Sep 21, priced at $152 found 6 hours ago
Thai Airways International
Thu, Aug 7 - Sun, Aug 10
UTH
Udon Thani
BKK
Bangkok
$154 Roundtrip, found 1 hour ago
$154
Roundtrip
found 1 hour ago
Select Thai Airways International flight, departing Thu, Aug 7 from Udon Thani to Bangkok, returning Sun, Aug 10, priced at $154 found 1 hour ago

Find the cheapest month to fly from Udon Thani (UTH) to Bangkok (BKK)

August is typically the cheapest month to fly

From $30 - $77 per traveler.

Graph displaying average flight prices per month

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Don Mueang Intl. DMK. Cheapest and Closest option available. Average driving time to city center is 19 minutes. Flights from $125
DMK
Don Mueang Intl.
CheapestClosest
Average driving time to city center19 min
Flights from $125
Flights from Udon Thani (UTH) to Bangkok (DMK)
Origin airport
Udon Thani Intl.
Destination airport
Don Mueang Intl.
Airlines serving
Hahn Air Systems, Thai Airways International, Thai Vietjet
Roundtrip price
$57
Distance
280 mi
Average flight time
1 hour 8 mins

Udon Thani to Bangkok Flights

The cheapest times to fly from Udon Thani to Bangkok

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Udon Thani to Bangkok are during the month of March. You can find some of the cheapest flights from Udon Thani to Bangkok with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Udon Thani to Bangkok

Sunday is one of the best days to book for cheap flights from Udon Thani to Bangkok: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Udon Thani to Bangkok

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Udon Thani to Bangkok in 2025. You can also book with separate airlines for your outbound and return journeys, from $75 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Udon Thani to Bangkok flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Udon Thani to Bangkok airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK) cost?
You can land affordable return tickets from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK) starting at $118. Reserve your seat and set off on your next adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Thai Airways International and APG Airlines flight leaving UTH on July 31 2025 and touching down at BKK. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from UTH to BKK?
The cheapest flights from UTH to BKK are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK)?
Take the express route to Suvarnabhumi Intl. Airport (BKK). 3 carriers operate direct routes from Udon Thani Intl. Airport (UTH), including:

  • Thai Airways International
  • Thai Vietjet Air
  • Thai AirAsia

What is the cheapest airline that flies from UTH to BKK?
Currently, the cheapest airline offering one-way flights from UTH to BKK is Thai Airways International. You can jet off on this route from $73. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from UTH on October 16 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK)?
Each day, an average of 8 nonstop flights take off from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK). Choose the departure date that works for you.
What are the most popular departure times for flights from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK)?
Flights between UTH and BKK are their busiest at 8 AM. For a quieter trip and potentially cheaper fares, look for a time outside the usual busy windows.
What day of the week has the most flights from UTH to BKK?
If you fly on a Saturday, you'll get the biggest range of choices for flights from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK).
What is the earliest flight from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK)?
The first flight of the day leaving from Udon Thani Intl. Airport (UTH) is at around 8:30AM UTC+7. Hop on this flight and you'll reach Suvarnabhumi Intl. Airport (BKK) at approximately 9:35AM UTC+7. The total time in the air is 1h 5m.
How long does it take to fly from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK)?
The average flight time from UTH to BKK is 1 hour and 9 minutes, covering a total distance of 290 mi.
What is the best time to fly from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK)?
Book a flight from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Bangkok from Udon Thani Intl. Airport (UTH)?
You'll land at Suvarnabhumi Intl. Airport (BKK) or Don Mueang Intl. Airport (DMK) when you travel to Bangkok on a direct flight from Udon Thani Intl. Airport (UTH).
Is it cheaper to buy a plane ticket from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK) last-minute?
Booking your flight from UTH to BKK shortly before your journey is typically more expensive. However, if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an UTH to BKK flight and hotel package?
Compared with arranging flights and hotels separately, booking an UTH to BKK flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place takes the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Udon Thani Intl. Airport (UTH) to Suvarnabhumi Intl. Airport (BKK)?
If you booked your UTH to BKK flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

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