Udon Thani to Chiang Mai UTH → CNX
Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX)
The cheapest return found recently is $113 with Thai AirAsia, 9 Nov – 13 Nov, found 2 days ago. The cheapest one-way found recently is $48 with Nok Air, 29 Oct, found yesterday.
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$113
9 Nov – 13 Nov · Thai AirAsia
Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX)
Leaves 11:45 a.m. · Return leaves 10:10 a.m. · 2 h 10 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Cheapest nonstop return
$113
9 Nov – 13 Nov · Thai AirAsia
Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX)
Leaves 11:45 a.m. · Return leaves 10:10 a.m. · 2 h 10 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$113 9 Nov – 13 Novfound 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 17 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $113 to $144.
At $113, the cheapest return found recently is at the low end of that range.
17 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?
Not enough comparable prices yet: we hold return fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 4-night return fares leaving within 3 days of 9 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 | |
|---|---|---|---|---|---|---|
| 9 Nov – 13 Nov | $113 | Thai AirAsia | Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Airlines on the cheapest dates: Thai AirAsia.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $70 to $89.
Cheapest one-way found recently
$48
29 Oct · Nok Air
Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX)
Leaves 4:30 p.m. · 1 h 5 min trip
nonstop
found yesterday
Cheapest nonstop one-way
$48
29 Oct · Nok Air
Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX)
Leaves 4:30 p.m. · 1 h 5 min trip
nonstop
found yesterday
Found recently, and the cheapest we hold
$48 29 Octfound yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $48 to $58.
At $48, the cheapest one-way found recently is at the low end of 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 4 departure dates from 29 Oct to 27 Dec, 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 29 Oct to compare.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 29 Oct | $48 | Nok Air | Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX) | nonstop | found yesterday | Open this trip |
| 11 Nov | $77 | Thai AirAsia | Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX) | nonstop | found 3 days ago | Open this trip |
| 3 Dec | $94 | Nok Air | Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX) | nonstop | found 3 days ago | Open this trip |
| 27 Dec | $87 | Thai AirAsia | Udon Thani International Airport (UTH) → Chiang Mai International Airport (CNX) | nonstop | found 2 days ago | Open this trip |
Which month looks cheapest?
October 2026 is the cheapest month — from $48.
Airlines on the cheapest dates: Nok Air, Thai AirAsia.
Premium cabin fares from Udon Thani 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 9 Nov – 13 Nov in another cabin: Premium economy · Business · First
Today's prices for 29 Oct in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Udon Thani to Chiang Mai?
Return
Not enough history yet: in 17 days of return prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
One-way
The cheapest fares were 14 to 29 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 |
|---|---|---|---|---|
| 14–29 days | $51 | $50 | Cheapest seen | 23 |
| 30–59 days | $58 | $54 | +14% | 18 |
| 60–89 days | $61 | $54 | +20% | 24 |
| 90–179 days | $76 | $63 | +49% | 15 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Khon Kaen → Chiang Mai
104 km from Udon Thani
$101
$12 less than flying from Udon Thani
30 Oct – 31 Oct · KKC → CNX · out nonstop, back nonstop
found 2 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Loei → Chiang Mai
115 km from Udon Thani
$114
$66 more than flying from Udon Thani
25 Oct · LOE → CNX · 1 stop
found 4 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 9 Nov – 13 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