Find flights
When to book
FAQs & Tips
Direct Flights
Deals

CNX

$452 Find cheap flights from Washington to Chiang Mai

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chiang Mai departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Thu 6/27
Thu 7/4

Search hundreds of travel sites at once for deals on flights to Chiang Mai

In the last 7 days travelers have searched 42,816,550 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

April

High season

January

Cheapest flight

$452
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly and prices are also 11% lower on average.
Flight from Seattle to Chiang Mai

FAQs for booking flights from Washington to Chiang Mai

  • How does KAYAK find such low prices on flights from Washington to Chiang Mai?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Chiang Mai.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Chiang Mai?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chiang Mai from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Chiang Mai?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chiang Mai with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Chiang Mai?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chiang Mai from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Washington to Chiang Mai?

Find which airlines fly direct from Washington to Chiang Mai, which days they fly and book direct flights.

Nonstop departures

Washington to Chiang Mai

Monday

Air Astana, AirAsia, Asiana Airlines, +40 more

Air Astana, AirAsia, +41 more

Tuesday

Air Astana, Air China, Air France, +42 more

Air Astana, Air China, +43 more

Wednesday

Air Astana, AirAsia, Asiana Airlines, +43 more

Air Astana, AirAsia, +44 more

Thursday

Air Astana, Air China, AirAsia, +42 more

Air Astana, Air China, +43 more

Friday

Air Astana, Air China, Air France, +44 more

Air Astana, Air China, +45 more

Saturday

Air Astana, Air China, AirAsia, +42 more

Air Astana, Air China, +43 more

Sunday

Air Astana, Air China, Air France, +44 more

Air Astana, Air China, +45 more

See more direct flights

Nonstop returns

Chiang Mai to Washington

Monday

Air Astana, AirAsia, Asiana Airlines, +40 more

Air Astana, AirAsia, +41 more

Tuesday

Air Astana, Air China, Air France, +42 more

Air Astana, Air China, +43 more

Wednesday

Air Astana, AirAsia, Asiana Airlines, +43 more

Air Astana, AirAsia, +44 more

Thursday

Air Astana, Air China, AirAsia, +42 more

Air Astana, Air China, +43 more

Friday

Air Astana, Air China, Air France, +44 more

Air Astana, Air China, +45 more

Saturday

Air Astana, Air China, AirAsia, +42 more

Air Astana, Air China, +43 more

Sunday

Air Astana, Air China, Air France, +44 more

Air Astana, Air China, +45 more

See more direct flights
See more direct flights

Book cheap flights from Washington to Chiang Mai

Recent round-trip flight deals

8/26Mon
1 stopChina Airlines
18h 40mSEA-CNX
9/24Tue
1 stopChina Airlines
22h 10mCNX-SEA
$756
8/26Mon
1 stop
18h 40mSEA-CNX
9/24Tue
2 stops
23h 20mCNX-SEA
$968
7/24Wed
3 stopsChina Eastern
43h 20mPDX-CNX
10/23Wed
3 stopsChina Eastern
37h 23mCNX-PDX
$1,011
8/26Mon
2 stopsEVA Air
41h 10mSEA-CNX
9/24Tue
2 stopsEVA Air
23h 20mCNX-SEA
$1,036
7/24Wed
2 stopsChina Eastern
41h 25mPDX-CNX
10/23Wed
2 stopsChina Eastern
38h 48mCNX-PDX
$1,061
7/16Tue
3 stopsJapan Airlines
34h 50mPDX-CNX
10/8Tue
3 stopsJapan Airlines
33h 49mCNX-PDX
$1,355
7/16Tue
2 stopsAsiana Airlines
38h 05mPDX-CNX
10/7Mon
2 stopsAsiana Airlines
52h 15mCNX-PDX
$1,514
7/5Fri
1 stopAsiana Airlines
19h 25mSEA-CNX
7/17Wed
1 stopAsiana Airlines
26h 00mCNX-SEA
$1,547
7/4Thu
1 stopEVA Air
19h 15mSEA-CNX
7/18Thu
1 stopEVA Air
22h 15mCNX-SEA
$1,924
7/5Fri
2 stopsJapan Airlines
29h 50mSEA-CNX
7/18Thu
3 stopsJapan Airlines
32h 31mCNX-SEA
$3,343

Search by stops

Search by airline

Search by price

Recent one-way flight deals

9/2Mon
1 stopChina Airlines
18h 40mSEA-CNX
$452
8/19Mon
1 stopChina Airlines
18h 40mSEA-CNX
$477
8/14Wed
2 stops
38h 55mSEA-CNX
$523
8/28Wed
3 stops
46h 17mSEA-CNX
$525
8/27Tue
1 stopEVA Air
19h 15mSEA-CNX
$533
8/20Tue
1 stopEVA Air
18h 15mSEA-CNX
$538
8/19Mon
2 stopsDelta
47h 18mSEA-CNX
$592
9/1Sun
1 stopAsiana Airlines
19h 25mSEA-CNX
$599
9/8Sun
1 stopDelta
19h 20mSEA-CNX
$627
8/23Fri
1 stopAsiana Airlines
19h 25mSEA-CNX
$725

Search by stops

Search by airline

Search by price

Last minute flights from Washington to Chiang Mai

Last minute flight, train and bus deals

6/1Sat
multi-stopQatar Airways
55h 15mSEA-CNX
6/30Sun
multi-stopQatar Airways
54h 30mCNX-SEA
$1,758
6/1Sat
multi-stop
26h 15mSEA-CNX
6/29Sat
multi-stop
26h 00mCNX-SEA
$1,925
6/1Sat
multi-stop
33h 35mSEA-CNX
6/30Sun
multi-stop
34h 27mCNX-SEA
$2,032
6/1Sat
multi-stop
33h 35mSEA-CNX
6/29Sat
multi-stop
26h 10mCNX-SEA
$2,116
6/1Sat
multi-stop
26h 15mSEA-CNX
6/30Sun
multi-stop
25h 35mCNX-SEA
$2,123
6/1Sat
multi-stop
32h 05mSEA-CNX
6/30Sun
multi-stop
31h 27mCNX-SEA
$2,154
6/1Sat
multi-stopSingapore Airlines
40h 50mSEA-CNX
6/30Sun
multi-stopSingapore Airlines
58h 55mCNX-SEA
$2,192
6/1Sat
multi-stopAsiana Airlines
19h 25mSEA-CNX
6/29Sat
multi-stopAsiana Airlines
26h 00mCNX-SEA
$2,655
5/31Fri
multi-stopEVA Air
18h 35mSEA-CNX
6/30Sun
multi-stopEVA Air
21h 55mCNX-SEA
$2,752
5/31Fri
multi-stopEVA Air
18h 35mSEA-CNX
6/30Sun
multi-stopEVA Air
21h 35mCNX-SEA
$2,848

Search by stops

Search by airline

Search by price

Flights to Chiang Mai

Destination:

Chiang Mai (CNX)Thailand

Return flight deals:

Chiang Mai - Washington

Cabin classes:

Browse destinations: