Heihe to Bangkok HEK → BKK, DMK
Heihe Airport (HEK) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)
The cheapest return found recently is $472 with China Eastern, 28 Oct – 11 Nov, found yesterday. The cheapest one-way found recently is $282 with China Eastern, 15 Mar 2027, found yesterday.
Return
The cheapest return fare on each of 28 departure dates is usually $516 to $670.
Cheapest return found recently
$472
28 Oct – 11 Nov · China Eastern
Heihe Airport (HEK) → Suvarnabhumi Airport (BKK)
Leaves 2:40 p.m. · Return leaves 7:30 p.m. · 52 h 25 min of travel, both ways together
out 2 stops, back 2 stops
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$472 28 Oct – 11 Novfound yesterdaySee prices for these dates
$441 22 Nov – 29 Novfound 3 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $441 to $475.
25 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 28 departure dates from 28 Oct to 3 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 14-night return fares leaving within 3 days of 28 Oct to compare.
Every date we hold
179 fares on 28 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 28 Oct – 11 Nov | $472 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found yesterday | See prices for these dates |
| 30 Oct – 7 Nov | $516 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 2 Nov – 14 Nov | $502 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 6 days ago | See prices for these dates |
| 6 Nov – 29 Nov | $515 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 1 stop | found 6 days ago | See prices for these dates |
| 9 Nov – 24 Nov | $468 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 10 Nov – 17 Nov | $443 | Chengdu Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 11 Nov – 25 Nov | $483 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 22 Nov – 29 Nov | $441 | Chengdu Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 1 Dec – 14 Dec | $561 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 18 Dec – 8 Jan 2027 | $628 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 19 Dec – 8 Jan 2027 | $627 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 21 Dec – 31 Dec | $666 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
| 22 Dec – 10 Jan 2027 | $596 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 26 Dec – 7 Jan 2027 | $594 | Chengdu Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 27 Dec – 14 Jan 2027 | $616 | Chengdu Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 28 Dec – 14 Jan 2027 | $616 | Chengdu Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 29 Dec – 14 Jan 2027 | $688 | Chengdu Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 5 Jan 2027 – 15 Jan 2027 | $638 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 12 Jan 2027 – 24 Jan 2027 | $709 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 13 Jan 2027 – 20 Jan 2027 | $683 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 14 Jan 2027 – 21 Jan 2027 | $727 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 15 Jan 2027 – 22 Jan 2027 | $747 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 4 days ago | See prices for these dates |
| 7 Feb 2027 – 14 Feb 2027 | $1,041 | China Southern Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 3 stops | found 3 days ago | See prices for these dates |
| 21 Feb 2027 – 10 Mar 2027 | $628 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 24 Feb 2027 – 9 Mar 2027 | $562 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 1 Mar 2027 – 23 Mar 2027 | $548 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 2 Mar 2027 – 24 Mar 2027 | $548 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 3 Apr 2027 – 18 Apr 2027 | $842 | China Southern Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $441.
Airlines on the cheapest dates: China Eastern, Chengdu Airlines, China Southern Airlines.
One-way
The cheapest one-way fare on each of 8 departure dates is usually $250 to $283.
Cheapest one-way found recently
$282
15 Mar 2027 · China Eastern
Heihe Airport (HEK) → Suvarnabhumi Airport (BKK)
Leaves 2:40 p.m. · 12 h 15 min trip
1 stop · via Shanghai Pudong International Airport (PVG)
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$282 15 Mar 2027found yesterdayOpen this trip
$201 9 Novfound 6 days agoOpen this trip
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $201 to $274.
At $282, the cheapest one-way found recently is above that range.
25 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 8 departure dates from 9 Nov to 18 Mar 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?
Yes. Among one-way fares leaving within 3 days of 15 Mar 2027, 18 Mar 2027 costs $273: $9 less than the cheapest found recently.
China Southern Airlines · Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) · 2 stops · found 2 days ago
Every date we hold
93 fares on 8 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 9 Nov | $201 | Air China | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | 2 stops | found 6 days ago | Open this trip |
| 28 Nov | $203 | Air China | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | 2 stops | found 3 days ago | Open this trip |
| 21 Dec | $265 | Air China | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | 2 stops | found 7 days ago | Open this trip |
| 11 Jan 2027 | $287 | China Southern Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | 2 stops | found 7 hours ago | Open this trip |
| 19 Feb 2027 | $297 | China Southern Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | 2 stops | found 2 days ago | Open this trip |
| 10 Mar 2027 | $278 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | 1 stop | found 5 days ago | Open this trip |
| 15 Mar 2027 | $282 | China Eastern | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | 1 stop | found yesterday | Open this trip |
| 18 Mar 2027 | $273 | China Southern Airlines | Heihe Airport (HEK) → Suvarnabhumi Airport (BKK) | 2 stops | found 2 days ago | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $201.
Airlines on the cheapest dates: Air China, China Southern Airlines, China Eastern.
Premium cabin fares from Heihe 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 28 Oct – 11 Nov in another cabin: Premium economy · Business · First
Today's prices for 15 Mar 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Heihe to Bangkok?
Return
Fares 14 to 29 days before departure were typically 7% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 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 |
|---|---|---|---|---|
| 0–6 days | $509 | $455 | +8% | 16 |
| 7–13 days | $475 | $449 | +0% | 19 |
| 14–29 days | $473 | $443 | Cheapest seen | 25 |
| 30–59 days | $479 | $441 | +1% | 25 |
| 60–89 days | $587 | $533 | +24% | 25 |
| 90–179 days | $552 | $528 | +17% | 25 |
One-way
The cheapest fares were 30 to 59 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (25 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 |
|---|---|---|---|---|
| 30–59 days | $227 | $203 | Cheapest seen | 7 |
| 60–89 days | $271 | $227 | +20% | 18 |
| 90–179 days | $274 | $256 | +21% | 25 |
| 180+ days | $288 | $281 | +27% | 17 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Blagoveschensk → Bangkok
3 km from Heihe
$658
$186 more than flying from Heihe
7 Dec – 17 Dec · BQS → BKK · out 3 stops, back 2 stops
found yesterday
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Heihe → Pattaya
101 km from Bangkok
$455
$173 more than flying to Bangkok
11 Nov · HEK → UTP · stops unknown
found 6 days ago
Blagoveschensk → Bangkok
3 km from Heihe
$460
$178 more than flying from Heihe
15 Jan 2027 · BQS → BKK · stops unknown
found 2 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 28 Oct – 11 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