Haiphong to Bangkok HPH → BKK, DMK
Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)
The cheapest return found recently is $206 with Vietjet, 2 Nov – 6 Nov, found 3 days ago. The cheapest one-way found recently is $105 with Vietjet, 13 Dec, found today.
Return
The cheapest return fare on each of 6 departure dates is usually $213 to $236.
Cheapest return found recently
$206
2 Nov – 6 Nov · Vietjet
Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK)
Leaves 2:40 p.m. · Return leaves 6:05 p.m. · 38 h of travel, both ways together
out 1 stop, back 1 stop
found 3 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$206 2 Nov – 6 Novfound 3 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 4 days, 15 Oct to 18 Oct, the cheapest return we saw each day was $206 to $209.
At $206, the cheapest return found recently is at the low end of that range.
4 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 6 departure dates from 27 Oct to 4 Nov, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 4-night return fares leaving within 3 days of 2 Nov to compare.
Every date we hold
7 fares on 6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 27 Oct – 4 Nov | $221 | Sun PhuQuoc Airways | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 29 Oct – 8 Nov | $236 | Vietjet | Cat Bi International Airport (HPH) → Don Mueang International Airport (DMK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 30 Oct – 7 Nov | $235 | Vietjet | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 2 Nov – 6 Nov | $206 | Vietjet | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 3 Nov – 10 Nov | $241 | Vietjet | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 4 Nov – 13 Nov | $210 | Vietjet | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $206.
Airlines on the cheapest dates: Vietjet, Sun PhuQuoc Airways.
One-way
The cheapest one-way fare on each of 5 departure dates is usually $105 to $116.
Cheapest one-way found recently
$105
13 Dec · Vietjet
Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK)
Leaves 2:40 p.m. · 45 h 20 min trip
stops unknown
found today
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$105 13 Decfound todayOpen this trip
$81 1 Novfound 4 days agoOpen this trip
What have prices looked like?
Over 19 days, 25 Sept to 18 Oct, the cheapest one-way we saw each day was $81 to $114.
19 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 5 departure dates from 1 Nov to 5 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 13 Dec to compare.
Every date we hold
5 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Nov | $81 | Vietjet | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | stops unknown | found 4 days ago | Open this trip |
| 5 Nov | $107 | Vietjet | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | 1 stop | found 6 days ago | Open this trip |
| 13 Dec | $105 | Vietjet | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | stops unknown | found today | Open this trip |
| 2 Feb 2027 | $116 | Vietnam Airlines | Cat Bi International Airport (HPH) → Suvarnabhumi Airport (BKK) | 1 stop | found 5 days ago | Open this trip |
| 5 Apr 2027 | $122 | Vietjet | Cat Bi International Airport (HPH) → Don Mueang International Airport (DMK) | 1 stop | found 3 days ago | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $81.
Airlines on the cheapest dates: Vietjet, Vietnam Airlines.
Premium cabin fares from Haiphong to Bangkok
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 2 Nov – 6 Nov in another cabin: Premium economy · Business · First
Today's prices for 13 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Haiphong to Bangkok?
Return
Not enough history yet: we have 4 days of return prices, 15 Oct to 18 Oct, and compare booking times once 3 booking ranges have 7 days each.
One-way
The cheapest fares were 14 to 29 days before departure.
From the cheapest one-way each day between 25 Sept and 18 Oct (19 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 14–29 days | $107 | $81 | Cheapest seen | 14 |
| 30–59 days | $108 | $108 | +1% | 10 |
| 90–179 days | $114 | $114 | +7% | 13 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Hanoi → Bangkok
91 km from Haiphong
$147
$59 less than flying from Haiphong
15 Jan 2027 – 15 Feb 2027 · HAN → BKK · out nonstop, back nonstop
found 19 hours ago
Van Don → Bangkok
81 km from Haiphong
$275
$69 more than flying from Haiphong
2 Nov – 6 Nov · VDO → BKK · out 1 stop, back 1 stop
found 3 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Hanoi → Bangkok
91 km from Haiphong
$70
$35 less than flying from Haiphong
2 Nov · HAN → DMK · nonstop
found yesterday
Van Don → Bangkok
81 km from Haiphong
$116
$11 more than flying from Haiphong
2 Feb 2027 · VDO → DMK · 1 stop
found 5 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 2 Nov – 6 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work