Cheap flights from Bangkok to Hanoi from $21

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Baggage and fare rules are shown on Aviasales, where the price is checked live.

Cheapest

$21

THAI Airways, flight TG 562Found 7 days ago, 1 adult

Check price on Aviasales

2:15pmBangkokTue, Feb 2

Travel time 1h 50m, nonstopBKKHAN

4:05pmHanoiTue, Feb 2

$74

Thai AirAsia, flight FD 642Found yesterday, 1 adult

Check price on Aviasales

6:40amBangkokSun, Oct 4

Travel time 1h 50m, nonstopDMKHAN

8:30amHanoiSun, Oct 4

$74

Thai AirAsia, flight FD 642Found 5 days ago, 1 adult

Check price on Aviasales

6:40amBangkokWed, Oct 14

Travel time 1h 50m, nonstopDMKHAN

8:30amHanoiWed, Oct 14

$74

Thai AirAsia, flight FD 640Found 6 days ago, 1 adult

Check price on Aviasales

9:55amBangkokWed, Oct 28

Travel time 1h 55m, nonstopDMKHAN

11:50amHanoiWed, Oct 28

$74

Thai AirAsia, flight FD 644Found 5 days ago, 1 adult

Check price on Aviasales

6:30pmBangkokTue, Nov 10

Travel time 1h 45m, nonstopDMKHAN

8:15pmHanoiTue, Nov 10

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

Mobile data in VietnamTravel eSIM from $4, installed before you fly.
Compare plans
Getting from the airportTransfers and car hire in Hanoi, booked ahead at a fixed price.
See options
Things to do in HanoiPopular tours from $38 per person.
See ideas
Travel insuranceTravel insurance quotes for Vietnam from EKTA; check what each policy covers.
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Flight delayed?Delayed or cancelled? See which passenger rights cover this route.
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Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu1234$74 5$76 6$76 7$89 8$97 9$85 10$94 11$81 12$108 13$99 14$74 15$95 16$85 17$79 18$82 19$82 20$82 21$86 22$106 23$83 24$82 25$82 26$82 27$80 28$74 29$83 30$82 31$82

November 2026

MoTuWeThFrSaSu1$81 2$81 3$81 4$76 5–6$79 7$82 8$81 9$76 10$74 11$83 12$81 13$82 14$81 15$81 16$82 17$82 18$81 19$79 20$79 21$80 22$80 23$80 24–25–26$76 27–28$77 29$80 30$77

December 2026

MoTuWeThFrSaSu1$92 2$81345678910111213141516171819202122232425262728293031

$79 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Oct 4, $74.

Lowest fares by month

In the fares found this week, February 2027 has the lowest: from $21 one-way, against $92 in April 2027. Pick a month to see its cheapest date.

Show as a table

Month	Cheapest one-way	Date	Stops
October	$74	Wed, Oct 14	Nonstop
November	$74	Tue, Nov 10	Nonstop
December	$81	Wed, Dec 2	Nonstop
January 2027	$79	Wed, Jan 6	Nonstop
February 2027	$21	Tue, Feb 2	Nonstop
March 2027	$78	Tue, Mar 2	Nonstop
April 2027	$92	Sun, Apr 4	Nonstop
May 2027	—
June 2027	—
July 2027	—
August 2027	—
September 2027	—

Questions travellers ask

What is the cheapest month to fly from Bangkok to Hanoi?

In the fares found this week, February 2027 has the lowest: from $21 one-way, against $92 in April 2027.

Are there direct flights from Bangkok to Hanoi?

Yes. Recent fares include nonstop flights with Thai AirAsia, Vietravel Airlines, Vietjet, Thai Vietjet Air and THAI Airways.

How long is the flight from Bangkok to Hanoi?

A nonstop flight takes about 1h 40m. The distance is 609 mi.

Which day of the week is cheapest to fly?

In the fares we have, Sunday departures are the cheapest, with a typical lowest fare of $82. Thursday is the priciest at about $87.

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