Cheap flights from Chicago to Ko Phai

View AU$615 flight on Tue, 9 Sep. 2025Opens in a new window

Popular airlines from Chicago to Ko Phai

  • Alaska Airlines

    Alaska Airlines

  • EVA Airways

    EVA Airways

  • Cathay Pacific

    Cathay Pacific

  • Delta

    Delta

  • Emirates

    Emirates

  • Etihad Airways

    Etihad Airways

  • Japan Airlines

    Japan Airlines

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Cheap Flights from Chicago (CHI) to Ko Phai (BKK)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 1 Sep. - Mon, 8 Sep.
ORD
Chicago
BKK
Bangkok
AU$1,087 Return, found 6 days ago
AU$1,087
Return
found 6 days ago
Select United flight, departing Mon, 1 Sep. from Chicago to Bangkok, returning Mon, 8 Sep., priced at AU$1,087 found 6 days ago
All Nippon Airways
Mon, 1 Sep. - Mon, 8 Sep.
ORD
Chicago
BKK
Bangkok
AU$1,124 Return, found 6 days ago
AU$1,124
Return
found 6 days ago
Select All Nippon Airways flight, departing Mon, 1 Sep. from Chicago to Bangkok, returning Mon, 8 Sep., priced at AU$1,124 found 6 days ago
Cathay Pacific
Sat, 1 Nov. - Wed, 5 Nov.
ORD
Chicago
BKK
Bangkok
AU$1,241 Return, found 3 days ago
AU$1,241
Return
found 3 days ago
Select Cathay Pacific flight, departing Sat, 1 Nov. from Chicago to Bangkok, returning Wed, 5 Nov., priced at AU$1,241 found 3 days ago
Turkish Airlines
Mon, 1 Sep. - Mon, 8 Sep.
ORD
Chicago
BKK
Bangkok
AU$1,277 Return, found 6 days ago
AU$1,277
Return
found 6 days ago
Select Turkish Airlines flight, departing Mon, 1 Sep. from Chicago to Bangkok, returning Mon, 8 Sep., priced at AU$1,277 found 6 days ago
United
Thu, 25 Sep. - Fri, 3 Oct.
ORD
Chicago
BKK
Bangkok
AU$1,440 Return, found 23 hours ago
AU$1,440
Return
found 23 hours ago
Select United flight, departing Thu, 25 Sep. from Chicago to Bangkok, returning Fri, 3 Oct., priced at AU$1,440 found 23 hours ago
Air India
Sat, 1 Nov. - Wed, 5 Nov.
ORD
Chicago
BKK
Bangkok
AU$1,530 Return, found 3 days ago
AU$1,530
Return
found 3 days ago
Select Air India flight, departing Sat, 1 Nov. from Chicago to Bangkok, returning Wed, 5 Nov., priced at AU$1,530 found 3 days ago

Find the cheapest month to fly from Chicago (CHI) to Bangkok (BKK)

September is typically the cheapest month to fly

From AU$1,116 - AU$1,707 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.