Cheap Flights from Boston to Chiang Mai
No deal from Boston to Chiang Mai has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Boston to Chiang Mai, the lowest round-trip fare we recorded was $909, in October. The typical fare was $944. October was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $935 on Etihad and Korean Air, seen Oct 16. It is an unverified observation and may have changed.
See every deal <a href="/from/boston">from Boston</a>, <a href="/to/chiang-mai">to Chiang Mai</a>, or the return direction <a href="/from/chiang-mai/to/boston">Chiang Mai to Boston</a>.
Latest price we saw: Boston to Chiang Mai
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Boston (BOS) to Chiang Mai (CNX) | $935 | 5.7¢ | Feb 25 – Mar 4 | Etihad and Korean Air | Oct 16 | Check price |
Price history: Boston to Chiang Mai
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $909 | $928 | 12 |
| Sep 2026 | $918 | $922 | 32 |
| Aug 2026 | $911 | $966 | 55 |
| Jul 2026 | $961 | $961 | 2 |
Frequently asked questions
How many flight deals from Boston to Chiang Mai are on Sparkflights right now?
There are 0 verified deals from Boston to Chiang Mai on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Boston to Chiang Mai?
The lowest fare we've recorded from Boston to Chiang Mai is $909, based on 101 price observations over 4 months.
How much does a flight from Boston to Chiang Mai cost?
The typical round-trip fare we observed from Boston to Chiang Mai is $944, against a recorded low of $909. These are observations, not quotes.
When is the cheapest month to fly Boston to Chiang Mai?
October was the cheapest month we observed from Boston to Chiang Mai and July the dearest, over 4 months of data.
What is the current price from Boston to Chiang Mai?
The most recent fare our sweep saw from Boston to Chiang Mai is $935, on Oct 16. It is an unverified observation rather than a verified deal, so check it before booking.