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Cheap flights from Hanoi to Southeast Asia

HAN — BKK
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Hanoi to Southeast Asia

Popular in

April

Cheapest in

January

Average price

$224
Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Cheapflights Insights

Everything you need to know about your flight from Hanoi to Southeast Asia

How far ahead should I book a flight from Hanoi to Southeast Asia?

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hanoi to Southeast Asia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Hanoi to Southeast Asia?

Currently, September is the cheapest month in which you can book a flight from Hanoi to Southeast Asia (average of $135). Flying from Hanoi to Southeast Asia in February is currently the most expensive (average of $224). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HAN to YJX?

A simple way to save on the total cost of your ticket is to fly from Hanoi to Southeast Asia in the morning. If you’re flexible enough to do this you can expect to save up to 47% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Hanoi to Southeast Asia?

Travellers seeking maximum savings on their Hanoi to Southeast Asia flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Southeast Asia

Read reviews from past customers who have flown with Vietnam Airlines and VietJet Air from Hanoi to Southeast Asia. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
294 reviews
Check prices

Crew

8.3

Boarding

7.8

Entertainment

6.3

Overall

7.7

Comfort

7.7

Food

6.9

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late
Vietnam Airlines
7.7
Good
294 reviews
Vietnam Airlines
7.7
Good
294 reviews
Check prices

Crew

8.3

Boarding

7.8

Entertainment

6.3

Overall

7.7

Comfort

7.7

Food

6.9

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late
VietJet Air
5.6
Fair
177 reviews
Vietnam Airlines
7.7
Good
294 reviews
Check prices

Crew

8.3

Boarding

7.8

Entertainment

6.3

Overall

7.7

Comfort

7.7

Food

6.9

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Related info for your journey

  • What airport do you fly from for flights from Hanoi to Southeast Asia?

    For a flight from Hanoi to Southeast Asia, you will be flying from Noibai. Hanoi Noibai (HAN) is just 22.8 km from the centre of the city.

  • What are the cheapest airlines to fly from Hanoi to Southeast Asia one-way?

    To fly one-way, consider booking your trip with Vietnam Airlines, which is currently one of the cheapest options available, starting at $23. Vietravel Airlines flights start at $35 while deals on Sun PhuQuoc Airways start at $36 one-way.

  • What are the most popular routes from Hanoi to Southeast Asia?

    When deciding which route to take from Hanoi to Southeast Asia, consider Hanoi Noibai - Da Nang, Hanoi Noibai - Ho Chi Minh City or Hanoi Noibai - Singapore Changi, as they are the most popular.

  • What are the most reliable airlines from Hanoi to Southeast Asia?

    No one likes to see their flight delayed. When booking a flight from Hanoi to Southeast Asia consider choosing Vietravel Airlines(91%), SAUDIA(86%) or KLM(79%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Hanoi to Southeast Asia?

    While on average a flight from Hanoi to Southeast Asia is generally $142, our data shows the cheapest flight currently is $95. When looking at the most popular route, (Hanoi Noibai - Da Nang), you can expect to pay $66 for that flight.

  • Can I find deals for flights from Hanoi to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on Hanoi to Southeast Asia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Hanoi to Southeast Asia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Southeast Asia.

  • Can I find deals for business class flights from Hanoi to Southeast Asia?

    Yes. Cheapflights offers flight deals from Hanoi to Southeast Asia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hanoi to Southeast Asia?

    Currently, September is the cheapest month in which you can book a flight from Hanoi to Southeast Asia (average of $135). Flying from Hanoi to Southeast Asia in February is currently the most expensive (average of $224). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Hanoi to Southeast Asia

AirlineCheapestAverageFlexibilityOn-time
Vietravel AirlinesCheapest$71Average$148FlexibilityNo cancel feeOn-timeN/A
Search Vietravel Airlines flights
VietJet AirCheapest$86Average$144FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
Vietnam AirlinesCheapest$104Average$207FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Thai AirAsiaCheapest$145Average$149FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights

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Millions of users choose and trust Cheapflights to book the best flight deals from Hanoi to Southeast Asia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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