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HK$682+ Cheap flights to Southeast Asia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21-1. Fares are subject to change and may not be available on all flights or dates of travel.
— BKK
31 Aug — 7 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Southeast Asia in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Southeast Asia
Explore the most affordable flight options available to Southeast Asia. Find the lowest fares based on data from user searches, with prices last updated on 1 August 2026.

Mon 7-917:50
HKG
-
MNL
Nonstop2h 20m
HK Express
Fri 11-921:10
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 27-7HK$1,114
Thu 27-822:40
HKG
-
MNL
Nonstop2h 20m
HK Express
Mon 31-821:10
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 1-8HK$1,121
Fri 7-822:40
HKG
-
MNL
Nonstop2h 20m
HK Express
Wed 12-801:45
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 30-7HK$1,129
Thu 27-822:40
HKG
-
MNL
Nonstop2h 20m
HK Express
Fri 4-921:10
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 31-7HK$1,145
Mon 3-817:50
HKG
-
MNL
Nonstop2h 20m
HK Express
Thu 27-801:45
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 27-7HK$1,153
Tue 4-817:50
HKG
-
MNL
Nonstop2h 20m
HK Express
Thu 13-821:10
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 30-7HK$1,161
Sat 26-922:40
HKG
-
MNL
Nonstop2h 20m
HK Express
Wed 14-1021:10
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 27-7HK$1,168
Thu 6-822:40
HKG
-
MNL
Nonstop2h 20m
HK Express
Wed 12-801:45
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 30-7HK$1,176
Wed 5-822:40
HKG
-
MNL
Nonstop2h 20m
HK Express
Sat 15-801:45
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 30-7HK$1,184
Wed 5-817:50
HKG
-
MNL
Nonstop2h 20m
HK Express
Thu 13-801:45
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 27-7HK$1,192
Thu 13-822:40
HKG
-
MNL
Nonstop2h 20m
HK Express
Mon 17-821:10
MNL
-
HKG
Nonstop2h 20m
HK Express
Deal found 27-7HK$1,200
Wed 28-1007:35
HKG
-
HAN
Nonstop2h 15m
HK Express
Mon 2-1109:35
HAN
-
HKG
Nonstop2h 00m
HK Express
Deal found 29-7HK$1,325

Find flights to Southeast Asia

Browse one-way and return flights deals to Southeast Asia on Cheapflights. Flight deals are based on user searches and were last updated on 1 August 2026
Explore Southeast Asia
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Find flight deals to Southeast Asia

Find the latest flights to Southeast Asia in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 1 August 2026.

Return from

HK$1,412

One-way from

HK$682

Popular in

February

Cheapest in

November

Average price

HK$1,686
HK Express
  • HK Express
  • 19-8-21-8
  • Nonstop
  • 6h 00m total
  • Hong Kong to Bangkok
Search Deals
HK Express
  • HK Express
  • 21-1
  • Nonstop
  • 2h 15m total
  • Hong Kong to Southeast Asia
Search Deals
Highest demand for flights based on searches. 0% potential increase in price.
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$58 potential savings vs. average return price).
Search Deals
Average for return flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Southeast Asia that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 1 August 2026.
Use the filters below to find and compare flights to Southeast Asia that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

Hong KongBangkok

HKG - DMK

HKGDMK

Hong Kong Intl

Sun 23-8

14:20-16:05

Nonstop2h 45m

Bangkok Don Mueang Intl

Wed 26-8

15:25-19:15

Nonstop2h 50m

HK$1,623
Fastest return journey

Hong KongManila

HKG - MNL

HKGMNL

Hong Kong Intl

Sat 7-11

23:30-01:40

Nonstop2h 10m

Manila Ninoy Aquino Intl

Mon 9-11

03:15-06:00

Nonstop2h 45m

HK$1,631

Hong KongKuala Lumpur

HKG - KUL

HKGKUL

Hong Kong Intl

Fri 21-8

11:55-15:55

Nonstop4h 00m

Kuala Lumpur Intl

Tue 25-8

07:15-11:15

Nonstop4h 00m

HK$1,984

Hong KongSingapore

HKG - SIN

HKGSIN

Hong Kong Intl

Thu 20-8

14:25-18:20

Nonstop3h 55m

Singapore Changi

Fri 28-8

07:25-11:20

Nonstop3h 55m

HK$2,141

Hong KongPhuket City

HKG - HKT

HKGHKT

Hong Kong Intl

Mon 31-8

14:20-23:15

1 stop9h 55m

Phuket City

Wed 2-9

20:15-13:05

1 stop15h 50m

HK$2,180

Hong KongDa Nang

HKG - DAD

HKGDAD

Hong Kong Intl

Fri 30-10

14:30-13:05

1 stop23h 35m

Da Nang

Sat 31-10

18:40-17:25

1 stop21h 45m

HK$2,219

Hong KongSingapore

HKG - SIN

HKGSIN

Hong Kong Intl

Tue 1-9

12:35-16:30

Nonstop3h 55m

Singapore Changi

Mon 7-9

19:00-23:00

Nonstop4h 00m

HK$2,219

Hong KongSingapore

HKG - SIN

HKGSIN

Hong Kong Intl

Tue 18-8

14:25-18:20

Nonstop3h 55m

Singapore Changi

Sat 22-8

07:25-11:20

Nonstop3h 55m

HK$2,219

Hong KongManila

HKG - MNL

HKGMNL

Hong Kong Intl

Fri 16-10

14:30-04:20

1 stop13h 50m

Manila Ninoy Aquino Intl

Mon 19-10

04:05-17:25

1 stop13h 20m

HK$2,243

Hong KongPhuket City

HKG - HKT

HKGHKT

Hong Kong Intl

Sat 10-10

21:30-10:35

1 stop14h 05m

Phuket City

Sat 17-10

07:30-20:15

1 stop11h 45m

HK$2,251

Flights are sorted by cheapest return flights first.

Deals found on 31-7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Southeast Asia

How long is the flight to Southeast Asia?

On average, a flight from Hong Kong to Southeast Asia takes 10 hours 32 minutes. Flights to Southeast Asia from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Southeast Asia

The most flights from Hong Kong to Southeast Asia are scheduled on a Friday (71 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (37 on average).

What are the most popular airlines that fly to Southeast Asia?

The most popular airlines flying from Hong Kong to Southeast Asia are HK Express, 宿霧太平洋航空 and Cathay Pacific.

HK Express
HK Express
From HK$710
宿霧太平洋航空
宿霧太平洋航空
From HK$924
Cathay Pacific
Cathay Pacific
From HK$1,429
Philippine Airlines
Philippine Airlines
From HK$1,029

What are the cheapest airlines that fly to Southeast Asia?

The cheapest airlines flying from Hong Kong to Southeast Asia are Thai AirAsia, HK Express and Philippines AirAsia.

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia ranges from 10.0 - 320.0 mm per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Southeast Asia when rainfall is around 10.0 mm.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

When is the best time to book a flight to Southeast Asia?

The price you pay for your flight to Southeast Asia may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

When is the cheapest time to fly to Southeast Asia?

Use this chart to determine the cheapest time to fly return from Hong Kong to Southeast Asia. Price data was last updated on 25 July 2026.

Users looking for the lowest fares to Southeast Asia should consider flying on Monday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Wednesday mornings, when prices are usually at their highest.

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southeast Asia. Reviews last updated 1 August 2026.
Read through reviews of airlines serving Southeast Asia, such as Cathay Pacific,Philippine Airlines, andHK Express. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,436 reviews
Check prices

Boarding

7.9

Overall

7.6

Food

7.3

Comfort

7.6

Crew

8.1

Entertainment

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Cathay Pacific
7.6
Good
1,436 reviews
Cathay Pacific
7.6
Good
1,436 reviews
Check prices

Boarding

7.9

Overall

7.6

Food

7.3

Comfort

7.6

Crew

8.1

Entertainment

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Philippine Airlines
7.3
Good
1,012 reviews
Cathay Pacific
7.6
Good
1,436 reviews
Check prices

Boarding

7.9

Overall

7.6

Food

7.3

Comfort

7.6

Crew

8.1

Entertainment

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
HK Express
7.2
Good
47 reviews
Cathay Pacific
7.6
Good
1,436 reviews
Check prices

Boarding

7.9

Overall

7.6

Food

7.3

Comfort

7.6

Crew

8.1

Entertainment

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
宿霧太平洋航空
6.8
Okay
221 reviews
Cathay Pacific
7.6
Good
1,436 reviews
Check prices

Boarding

7.9

Overall

7.6

Food

7.3

Comfort

7.6

Crew

8.1

Entertainment

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.

FAQs about flying to Southeast Asia

  • Can I find cheaper flights to Southeast Asia if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Southeast Asia on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Southeast Asia?

    Based on reviews from Cheapflights users, Thai AirAsia is rated the highest out of the airlines that fly to Southeast Asia.

  • How much is a return flight to Southeast Asia?

    A return flight to Southeast Asia will typically cost around HK$531, however they can be found for as little as HK$531.

  • Where does the fastest flight to Southeast Asia depart from?

    For those looking to save time traveling to Southeast Asia, Hong Kong Intl offers the quickest one-way flight (1 hour 50 minutes).

  • Does Bangkok Suvarnabhumi have rental cars?

    Yes. Those touching down at Bangkok Suvarnabhumi can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Bangkok Suvarnabhumi?

    Yes. Bangkok Suvarnabhumi has hotels nearby for those requiring accommodations. Louis Tavern Dayrooms At Suvarnabhumi Airport is the closest property to Bangkok Suvarnabhumi (0.0 km away from Bangkok Suvarnabhumi).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Search flights to Southeast Asia by cabin class

Find flights to Southeast Asia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Southeast Asia?

Deals for Southeast Asia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Southeast Asia?

Cheapflights helps you find that perfect flight to Southeast Asia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to Southeast Asia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Southeast Asia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights to Southeast Asia become cheaper?

Yes, and it’s super simple to set up Price Alerts. Click the bell icon next to the flight deals above and provide your email address. That’s it!

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