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Chiang Mai to Hanoi CNX → HAN

Chiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)

The cheapest return found recently is $333 with Thai AirAsia, 20 Jul 2027 – 20 Jul 2027, found 4 days ago. The cheapest one-way found recently is $108 with Thai AirAsia, 26 Jan 2027, found yesterday.

Return

The cheapest return fare on each of 6 departure dates is usually $215 to $304.

Cheapest return found recently

$333

20 Jul 2027 – 20 Jul 2027 · Thai AirAsia

Chiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)

Leaves 7:00 a.m. · Return leaves 10:45 p.m. · 25 h 35 min of travel, both ways together

out 1 stop, back 1 stop

found 4 days ago

See prices for these datesCheck today's price

Cheapest nonstop return

$216

12 Dec – 5 Jan 2027 · Thai AirAsia

Chiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)

Leaves 1:20 p.m. · Return leaves 3:20 p.m. · 3 h 10 min of travel, both ways together

out nonstop, back nonstop

found 5 days ago

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Found recently, and the cheapest we hold

Cheapest found recently $333 20 Jul 2027 – 20 Jul 2027found 4 days agoSee prices for these dates

Cheapest we hold, of any age $215 24 Oct – 29 Octfound 6 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 $188 to $215.

At $333, the cheapest return 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 return price?

Compared with the cheapest return fare on each of 6 departure dates from 24 Oct to 20 Jul 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 0-night return fares leaving within 3 days of 20 Jul 2027 to compare.

Every date we hold

6 fares on 6 departure dates

24 Oct – 29 Oct: $215, found 6 days ago23 Nov – 27 Nov: $216, found 6 days ago27 Nov – 6 Dec: $343, found 6 days ago12 Dec – 5 Jan 2027: $216, found 5 days ago29 Dec – 13 Jan 2027: $215, found 6 days ago20 Jul 2027 – 20 Jul 2027: $333, found 4 days agoOctNovDecJul
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
24 Oct – 29 Oct$215Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)out 1 stop, back nonstopfound 6 days agoSee prices for these dates
23 Nov – 27 Nov$216Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
27 Nov – 6 Dec$343Thai Lion AirChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)out 1 stop, back nonstopfound 6 days agoSee prices for these dates
12 Dec – 5 Jan 2027$216Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
29 Dec – 13 Jan 2027$215Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
20 Jul 2027 – 20 Jul 2027$333Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates

Which month looks cheapest?

October 2026 is the cheapest month — from $215.

October 2026From $215Cheapest seen1 departure date24 Oct – 29 Oct · found 6 days agoSee prices for these dates
November 2026From $2162 departure dates23 Nov – 27 Nov · found 6 days agoSee prices for these dates
December 2026From $2152 departure dates29 Dec – 13 Jan 2027 · found 6 days agoSee prices for these dates
July 2027From $3331 departure date20 Jul 2027 – 20 Jul 2027 · found 4 days agoSee prices for these dates

Airlines on the cheapest dates: Thai AirAsia, Thai Lion Air.

One-way

The cheapest one-way fare on each of 7 departure dates is usually $107 to $113.

Cheapest one-way found recently

$108

26 Jan 2027 · Thai AirAsia

Chiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)

Leaves 3:30 p.m. · 4 h 45 min trip

stops unknown

found yesterday

Open this tripCheck today's price

Cheapest nonstop one-way

$117

21 Feb 2027 · Thai AirAsia

Chiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)

Leaves 1:20 p.m. · 1 h 30 min trip

nonstop

found yesterday

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Found recently, and the cheapest we hold

Cheapest found recently $108 26 Jan 2027found yesterdayOpen this trip

Cheapest we hold, of any age $101 26 Jul 2027found 4 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 $31 to $144.

$108, the cheapest one-way found recently, sits here in that range of $31 to $144.

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 7 departure dates from 26 Jan 2027 to 26 Jul 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?

No. We hold one-way fares on 2 other departure dates within 3 days of 26 Jan 2027, and none is cheaper.

Every date we hold

8 fares on 7 departure dates

26 Jan 2027: $108, found yesterday28 Jan 2027: $108, found yesterday29 Jan 2027: $109, found today21 Feb 2027: $117, found yesterday20 Jul 2027: $123, found 4 days ago21 Jul 2027: $106, found 4 days ago26 Jul 2027: $101, found 4 days agoJanFebJul
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
26 Jan 2027$108Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)stops unknownfound yesterdayOpen this trip
28 Jan 2027$108Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)1 stopfound yesterdayOpen this trip
29 Jan 2027$109Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)1 stopfound todayOpen this trip
21 Feb 2027$117Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)nonstopfound yesterdayOpen this trip
20 Jul 2027$123Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)1 stopfound 4 days agoOpen this trip
21 Jul 2027$106Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)nonstopfound 4 days agoOpen this trip
26 Jul 2027$101Thai AirAsiaChiang Mai International Airport (CNX) → Noi Bai International Airport (HAN)nonstopfound 4 days agoOpen this trip

Which month looks cheapest?

July 2027 is the cheapest month — from $101.

January 2027From $1083 departure dates26 Jan 2027 · found yesterdayOpen this trip
February 2027From $1171 departure date21 Feb 2027 · found yesterdayOpen this trip
July 2027From $101Cheapest seen3 departure dates26 Jul 2027 · found 4 days agoOpen this trip

Airlines on the cheapest dates: Thai AirAsia.

Premium cabin fares from Chiang Mai to Hanoi

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 20 Jul 2027 – 20 Jul 2027 in another cabin: Premium economy · Business · First

Today's prices for 26 Jan 2027 in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Chiang Mai to Hanoi?

Return

Fares 14 to 29 days before departure were typically 17% 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
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$238$215+21%13
7–13 days$227$188+15%21
14–29 days$197$188Cheapest seen17
30–59 days$223$216+13%22
60–89 days$257$215+31%15
90–179 days$218$218+11%7

One-way

Not enough history yet: in 25 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.

Live price for these dates

The cheapest return found recently is for 20 Jul 2027 – 20 Jul 2027. 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