$399 Cheap Korean Air flights Boston (BOS) to Bangkok (BKK)

View $399 flight on Tue, Feb 17, 2026Opens in a new window
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$399 Cheap Korean Air flights Boston (BOS) to Bangkok (BKK)

Prices were available within the past 7 days and start at $399 for one-way flights and $733 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Mon, Jan 26 - Sun, Feb 8
BOS
Boston
BKK
Bangkok
$733 Roundtrip, just found
$733
Roundtrip
just found
Select Korean Air flight, departing Mon, Jan 26 from Boston to Bangkok, returning Sun, Feb 8, priced at $733 just found
Korean Air
Thu, Jan 22 - Sun, Feb 1
BOS
Boston
BKK
Bangkok
$739 Roundtrip, found 7 hours ago
$739
Roundtrip
found 7 hours ago
Select Korean Air flight, departing Thu, Jan 22 from Boston to Bangkok, returning Sun, Feb 1, priced at $739 found 7 hours ago
Korean Air
Thu, Jan 22 - Thu, Feb 5
BOS
Boston
BKK
Bangkok
$750 Roundtrip, found 7 hours ago
$750
Roundtrip
found 7 hours ago
Select Korean Air flight, departing Thu, Jan 22 from Boston to Bangkok, returning Thu, Feb 5, priced at $750 found 7 hours ago
Korean Air
Wed, Apr 15 - Tue, May 12
BOS
Boston
BKK
Bangkok
$750 Roundtrip, found 4 days ago
$750
Roundtrip
found 4 days ago
Select Korean Air flight, departing Wed, Apr 15 from Boston to Bangkok, returning Tue, May 12, priced at $750 found 4 days ago
Korean Air
Thu, Sep 17 - Wed, Sep 30
BOS
Boston
BKK
Bangkok
$756 Roundtrip, found 4 days ago
$756
Roundtrip
found 4 days ago
Select Korean Air flight, departing Thu, Sep 17 from Boston to Bangkok, returning Wed, Sep 30, priced at $756 found 4 days ago
Korean Air
Wed, Feb 11 - Mon, Feb 16
BOS
Boston
BKK
Bangkok
$756 Roundtrip, just found
$756
Roundtrip
just found
Select Korean Air flight, departing Wed, Feb 11 from Boston to Bangkok, returning Mon, Feb 16, priced at $756 just found
Korean Air
Mon, Feb 2 - Thu, Feb 5
BOS
Boston
BKK
Bangkok
$767 Roundtrip, just found
$767
Roundtrip
just found
Select Korean Air flight, departing Mon, Feb 2 from Boston to Bangkok, returning Thu, Feb 5, priced at $767 just found
Korean Air
Tue, Jan 27 - Sat, Feb 28
BOS
Boston
BKK
Bangkok
$773 Roundtrip, just found
$773
Roundtrip
just found
Select Korean Air flight, departing Tue, Jan 27 from Boston to Bangkok, returning Sat, Feb 28, priced at $773 just found

Find the cheapest month to fly from Boston (BOS) to Bangkok (BKK)

March is typically the cheapest month to fly

From $755 - $1,210 per traveler.

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Don Mueang Intl. DMK. Closest option available. Average driving time to city center is 19 minutes. Flights from $3,146
DMK
Don Mueang Intl.
Closest
Average driving time to city center19 min
Flights from $3,146
Flights from Boston (BOS) to Bangkok (BKK)
Origin airport
Logan Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, American Airlines, British Airways, Cathay Pacific, Delta, Emirates, Etihad Airways, Japan Airlines, JetBlue Airways, KLM, Korean Air, Lufthansa, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Thai Airways International, Turkish Airlines, United
Popular airline
Etihad Airways
Distance
8527 mi
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