Cheap flights from Beijing to Chiang Mai from $111 PEK, PKX → CNX
Beijing Capital International Airport (PEK), Beijing Daxing International Airport (PKX) → Chiang Mai International Airport (CNX)
The cheapest return found recently is $253 with China Southern Airlines, 18 Dec – 14 Jan 2027, found yesterday. The cheapest one-way found recently is $111 with China Eastern, 29 Nov, found today.
- Cheapest one-way found recently
- $111, found today
- Cheapest return found recently
- $253, 18 Dec to 14 Jan 2027
- Usual return price
- $291 to $343
- Cheapest month to fly
- December 2026, return fares from $253 found in the last 7 days
- Airlines with nonstop flights
- Air China
Return
The cheapest return fare on each of 4 departure dates is usually $291 to $343.
Cheapest return found recently
$253
18 Dec – 14 Jan 2027 · China Southern Airlines
Beijing Daxing International Airport (PKX) → Chiang Mai International Airport (CNX)
Leaves 9:30 p.m. · Return leaves 3:20 p.m. · 25 h 25 min of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
$544
30 Jan 2027 – 1 Feb 2027 · Air China
Beijing Capital International Airport (PEK) → Chiang Mai International Airport (CNX)
Leaves 5:45 p.m. · Return leaves 3:20 a.m. · 9 h 20 min of travel, both ways together
out nonstop, back nonstop
found 15 hours ago
Found recently, and the cheapest we hold
$253 18 Dec – 14 Jan 2027found yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 44 days, 24 Sept to 12 Nov, the cheapest return we saw each day was $253 to $523.
At $253, the cheapest return found recently is at the low end of that range.
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 4 departure dates from 13 Dec to 30 Jan 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 27-night return fares leaving within 3 days of 18 Dec to compare.
Every date we hold
42 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 13 Dec – 14 Jan 2027 | $304 | China Eastern | Beijing Daxing International Airport (PKX) → Chiang Mai International Airport (CNX) | out 1 stop, back 1 stop | found 7 days ago | See prices for these dates |
| 18 Dec – 14 Jan 2027 | $253 | China Southern Airlines | Beijing Daxing International Airport (PKX) → Chiang Mai International Airport (CNX) | out 1 stop, back 1 stop | found yesterday | See prices for these dates |
| 13 Jan 2027 – 31 Jan 2027 | $316 | China Southern Airlines | Beijing Daxing International Airport (PKX) → Chiang Mai International Airport (CNX) | out 1 stop, back 1 stop | found today | See prices for these dates |
| 30 Jan 2027 – 31 Jan 2027 | $424 | China Eastern | Beijing Daxing International Airport (PKX) → Chiang Mai International Airport (CNX) | out 1 stop, back 1 stop | found 15 hours ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $253.
Airlines on the cheapest dates: China Eastern, China Southern Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$111
29 Nov · China Eastern
Beijing Daxing International Airport (PKX) → Chiang Mai International Airport (CNX)
Leaves 9:15 a.m. · 7 h 10 min trip
stops unknown
found today
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$111 29 Novfound todayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 10 days, 31 Oct to 9 Nov, the cheapest one-way we saw each day was $170 to $219.
At $111, the cheapest one-way found recently is below that range.
10 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?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 29 Nov to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 29 Nov | $111 | China Eastern | Beijing Daxing International Airport (PKX) → Chiang Mai International Airport (CNX) | stops unknown | found today | Open this trip |
Airlines on the cheapest dates: China Eastern.
Premium cabin fares from Beijing to Chiang Mai
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 18 Dec – 14 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 29 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Beijing to Chiang Mai?
Return
The cheapest fares were 30 to 59 days before departure.
From the cheapest return each day between 24 Sept and 12 Nov (44 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 | $302 | $253 | Cheapest seen | 35 |
| 90–179 days | $380 | $284 | +26% | 24 |
| 180+ days | $409 | $409 | +35% | 8 |
One-way
Not enough history yet: in 10 days of one-way prices, 31 Oct to 9 Nov, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 18 Dec – 14 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Beijing to Chiang Mai?
The cheapest return found recently is $253 with China Southern Airlines, 18 Dec to 14 Jan 2027, found yesterday. The cheapest return fare on each of 4 departure dates is usually $291 to $343.
How much is a one-way flight from Beijing to Chiang Mai?
The cheapest one-way found recently is $111 with China Eastern, 29 Nov, found today.
What is the cheapest month to fly from Beijing to Chiang Mai?
December 2026 is the cheapest month for a return, from $253, 18 Dec to 14 Jan 2027, found yesterday.
How far ahead should I book a flight from Beijing to Chiang Mai?
In 44 days of prices between 24 Sept and 12 Nov, return fares were cheapest 30 to 59 days before departure.
Is there a direct flight from Beijing to Chiang Mai?
Yes, the cheapest nonstop return found recently is $544 with Air China, 30 Jan 2027 to 1 Feb 2027, found 15 hours ago.
Which airlines have the cheapest flights from Beijing to Chiang Mai?
Between 13 Dec and 30 Jan 2027, China Eastern has the cheapest return on 2 of the 4 departure dates we hold, and China Southern Airlines on 2.
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