Flights to Southern Illinois from Bangkok - $568

View $568 flight on Wed, Jan 28, 2026Opens in a new window

Popular airlines from Bangkok to Southern Illinois

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Find available prices by choosing your travel dates.

Cheap Flights from Bangkok to Southern Illinois (BKK-STL)

Prices were available within the past 7 days and start at $568 for one-way flights and $1,095 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Mon, Mar 2 - Tue, Mar 17
BKK
Bangkok
STL
St. Louis
$1,095 Roundtrip, found 1 day ago
$1,095
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Mon, Mar 2 from Bangkok to St. Louis, returning Tue, Mar 17, priced at $1,095 found 1 day ago
Lufthansa
Wed, Jul 9 - Sun, Aug 24
BKK
Bangkok
STL
St. Louis
$1,158 Roundtrip, found 5 hours ago
$1,158
Roundtrip
found 5 hours ago
Select Lufthansa flight, departing Wed, Jul 9 from Bangkok to St. Louis, returning Sun, Aug 24, priced at $1,158 found 5 hours ago
Air Canada
Sun, Jun 29 - Mon, Aug 4
BKK
Bangkok
STL
St. Louis
$1,278 Roundtrip, found 4 hours ago
$1,278
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Sun, Jun 29 from Bangkok to St. Louis, returning Mon, Aug 4, priced at $1,278 found 4 hours ago
United
Fri, Jan 30 - Wed, Feb 25
BKK
Bangkok
STL
St. Louis
$1,432 Roundtrip, found 8 hours ago
$1,432
Roundtrip
found 8 hours ago
Select United flight, departing Fri, Jan 30 from Bangkok to St. Louis, returning Wed, Feb 25, priced at $1,432 found 8 hours ago
Finnair
Wed, Jan 28 - Fri, Feb 27
BKK
Bangkok
STL
St. Louis
$1,539 Roundtrip, found 7 hours ago
$1,539
Roundtrip
found 7 hours ago
Select Finnair flight, departing Wed, Jan 28 from Bangkok to St. Louis, returning Fri, Feb 27, priced at $1,539 found 7 hours ago
Finnair
Tue, Aug 5 - Tue, Sep 9
BKK
Bangkok
EVV
Evansville
$1,551 Roundtrip, found 2 days ago
$1,551
Roundtrip
found 2 days ago
Select Finnair flight, departing Tue, Aug 5 from Bangkok to Evansville, returning Tue, Sep 9, priced at $1,551 found 2 days ago
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