$85 Cheap Flights from Hong Kong (HKG) to Bangkok (DMK)

View $85 flight on Thu, Aug 21, 2025Opens in a new window

Popular airlines from Hong Kong International Airport (HKG) to Don Mueang Intl. Airport (DMK)

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Cheap Flights from Hong Kong to Bangkok (HKG-DMK)

Prices were available within the past 7 days and start at $85 for one-way flights and $163 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Lion Mantari
Fri, Sep 12 - Mon, Sep 15
HKG
Hong Kong SAR
DMK
Bangkok
$163 Roundtrip, found 2 hours ago
$163
Roundtrip
found 2 hours ago
Select Thai Lion Mantari flight, departing Fri, Sep 12 from Hong Kong SAR to Bangkok, returning Mon, Sep 15, priced at $163 found 2 hours ago
Thai Lion Mantari
Thu, Jul 31 - Tue, Aug 5
HKG
Hong Kong SAR
DMK
Bangkok
$171 Roundtrip, found 4 days ago
$171
Roundtrip
found 4 days ago
Select Thai Lion Mantari flight, departing Thu, Jul 31 from Hong Kong SAR to Bangkok, returning Tue, Aug 5, priced at $171 found 4 days ago
Thai Lion Mantari
Thu, Aug 21 - Sat, Aug 30
HKG
Hong Kong SAR
DMK
Bangkok
$185 Roundtrip, just found
$185
Roundtrip
just found
Select Thai Lion Mantari flight, departing Thu, Aug 21 from Hong Kong SAR to Bangkok, returning Sat, Aug 30, priced at $185 just found
Thai Lion Mantari
Wed, Nov 19 - Wed, Dec 3
HKG
Hong Kong SAR
DMK
Bangkok
$186 Roundtrip, found 3 days ago
$186
Roundtrip
found 3 days ago
Select Thai Lion Mantari flight, departing Wed, Nov 19 from Hong Kong SAR to Bangkok, returning Wed, Dec 3, priced at $186 found 3 days ago
Thai Lion Mantari
Thu, Jul 17 - Thu, Jul 24
HKG
Hong Kong SAR
DMK
Bangkok
$195 Roundtrip, just found
$195
Roundtrip
just found
Select Thai Lion Mantari flight, departing Thu, Jul 17 from Hong Kong SAR to Bangkok, returning Thu, Jul 24, priced at $195 just found
Thai Lion Mantari
Thu, Jul 31 - Mon, Aug 4
HKG
Hong Kong SAR
DMK
Bangkok
$208 Roundtrip, found 2 hours ago
$208
Roundtrip
found 2 hours ago
Select Thai Lion Mantari flight, departing Thu, Jul 31 from Hong Kong SAR to Bangkok, returning Mon, Aug 4, priced at $208 found 2 hours ago
Thai Lion Mantari
Thu, Jul 17 - Sun, Jul 20
HKG
Hong Kong SAR
DMK
Bangkok
$218 Roundtrip, found 4 hours ago
$218
Roundtrip
found 4 hours ago
Select Thai Lion Mantari flight, departing Thu, Jul 17 from Hong Kong SAR to Bangkok, returning Sun, Jul 20, priced at $218 found 4 hours ago
Thai Lion Mantari
Mon, Jul 28 - Fri, Aug 1
HKG
Hong Kong SAR
DMK
Bangkok
$224 Roundtrip, found 2 hours ago
$224
Roundtrip
found 2 hours ago
Select Thai Lion Mantari flight, departing Mon, Jul 28 from Hong Kong SAR to Bangkok, returning Fri, Aug 1, priced at $224 found 2 hours ago
Thai Lion Mantari
Mon, Jul 28 - Sat, Aug 2
HKG
Hong Kong SAR
DMK
Bangkok
$224 Roundtrip, found 1 day ago
$224
Roundtrip
found 1 day ago
Select Thai Lion Mantari flight, departing Mon, Jul 28 from Hong Kong SAR to Bangkok, returning Sat, Aug 2, priced at $224 found 1 day ago
Thai Lion Mantari
Thu, Jul 17 - Fri, Jul 25
HKG
Hong Kong SAR
DMK
Bangkok
$227 Roundtrip, found 4 hours ago
$227
Roundtrip
found 4 hours ago
Select Thai Lion Mantari flight, departing Thu, Jul 17 from Hong Kong SAR to Bangkok, returning Fri, Jul 25, priced at $227 found 4 hours ago

Alternative airports near Bangkok

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

Select flight to Suvarnabhumi Intl. BKK. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $214
BKK
Suvarnabhumi Intl.
Cheapest
Average driving time to city center23 min
Flights from $214
Flights from Hong Kong (HKG) to Bangkok (DMK)
Origin airport
Hong Kong Intl.
Destination airport
Don Mueang Intl.
Airlines serving
Thai Lion Mantari
Roundtrip price
$163
Distance
1049 mi
Average flight time
1 hour 55 mins

Hong Kong to Bangkok Flights

The cheapest times to fly from Hong Kong 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 Hong Kong to Bangkok are during the month of September. You can find some of the cheapest flights from Hong Kong to Bangkok with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hong Kong to Bangkok

Sunday is one of the best days to book for cheap flights from Hong Kong 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 Hong Kong 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 Hong Kong to Bangkok in 2025. You can also book with separate airlines for your outbound and return journeys, from $85 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 Hong Kong 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 Hong Kong 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 Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK) cost?
Cheap round-trip flights from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK) start at $173. 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 APG Airlines flight leaving HKG on August 5 2025 and touching down at DMK. The price was last updated on July 10 2025 and has not changed since.
What is the cheapest month to fly from HKG to DMK?
The cheapest flights from HKG to DMK 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 Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK)?
Skip the layovers and fly straight to Don Mueang Intl. Airport (DMK) from Hong Kong Intl. Airport (HKG) with 3 airlines, including:

  • Thai AirAsia
  • Hong Kong Express
  • Thai Lion Air

What is the cheapest airline that flies from HKG to DMK?
At the moment, the cheapest airline operating one-way flights from HKG to DMK is APG Airlines. You can book a seat on this route from $90. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from HKG on September 20 2025. Prices were last updated on July 10 2025 and have not changed since.
How many flights per day from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK)?
When jetting out of Hong Kong Intl. Airport (HKG), you can pick from an average of 5 daily nonstop flights to Don Mueang Intl. Airport (DMK).
What are the most popular departure times for flights from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK)?
The 7 AM departures from HKG to DMK are typically the busiest. These flights can come with a higher price due to their popularity. If you want to save on your trip, book during off-peak hours.
What day of the week has the most flights from HKG to DMK?
If you fly on a Friday, you'll get the largest range of options for flights from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK).
What is the earliest flight from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK)?
The first flight of the day taking off from Hong Kong Intl. Airport (HKG) is at around 7:40AM UTC+8. Hop on this flight and you'll land at Don Mueang Intl. Airport (DMK) at approximately 9:45AM UTC+7. The total time in the air is 3h 5m.
How long does it take to fly from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK)?
It usually takes 3 hours to cover the 1,050 mi from HKG to DMK.
What airline has the least delays from HKG to DMK?
With 81% of journeys generally arriving on schedule, Thai AirAsia has the best on-time performance for nonstop flights from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK). To check your flight status and get notified if anything changes, simply head to the Expedia App.
What is the best time to fly from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK)?
Opt for a flight from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**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 Hong Kong Intl. Airport (HKG)?
Board a direct flight from Hong Kong Intl. Airport (HKG) to Bangkok and touch down at Suvarnabhumi Intl. Airport (BKK). Another point of entry into the city is Don Mueang Intl. Airport (DMK).
Is it cheaper to buy a plane ticket from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK) last-minute?
Waiting until right before your break to book a ticket from HKG to DMK often results in higher prices. While you may come across some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to maximize your chances of getting a bargain.
Is it cheaper to book a HKG to DMK flight and hotel package?
Compared with arranging flights and hotels separately, booking a HKG to DMK flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place takes the hassle out of planning your trip. Simply secure your flights and select from our wide range of stays, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Hong Kong Intl. Airport (HKG) to Don Mueang Intl. Airport (DMK)?
If you reserved your HKG to DMK flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.