Korean Air Flight 651 Deals & Information (2025/2026)

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Korean Air Flight 651 Route Deals From $184

The cheapest prices found with in the last 7 days for return flights were $285 and $184 for one-way flights to Suvarnabhumi Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 18 - Thu, Sep 25
ICN
Incheon Intl.
BKK
Suvarnabhumi Intl.
$285 Roundtrip, found 4 days ago
$285
Roundtrip
found 4 days ago
Select Korean Air flight, departing Thu, Sep 18 from Incheon Intl. to Suvarnabhumi Intl., returning Thu, Sep 25, priced at $285 found 4 days ago
Mon, Jul 14 - Mon, Jul 28
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,153 Roundtrip, found 2 days ago
$1,153
Roundtrip
found 2 days ago
Select Korean Air flight, departing Mon, Jul 14 from Incheon Intl. to Don Mueang Intl., returning Mon, Jul 28, priced at $1,153 found 2 days ago
Thu, Aug 14 - Mon, Aug 18
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,210 Roundtrip, found 2 days ago
$1,210
Roundtrip
found 2 days ago
Select Korean Air flight, departing Thu, Aug 14 from Incheon Intl. to Don Mueang Intl., returning Mon, Aug 18, priced at $1,210 found 2 days ago
Thu, Aug 14 - Mon, Aug 18
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,234 Roundtrip, found 2 days ago
$1,234
Roundtrip
found 2 days ago
Select Korean Air flight, departing Thu, Aug 14 from Incheon Intl. to Don Mueang Intl., returning Mon, Aug 18, priced at $1,234 found 2 days ago
Wed, Jul 2 - Sat, Jul 5
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,264 Roundtrip, found 5 days ago
$1,264
Roundtrip
found 5 days ago
Select Korean Air flight, departing Wed, Jul 2 from Incheon Intl. to Don Mueang Intl., returning Sat, Jul 5, priced at $1,264 found 5 days ago
Wed, Jul 2 - Sat, Jul 5
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,288 Roundtrip, found 5 days ago
$1,288
Roundtrip
found 5 days ago
Select Korean Air flight, departing Wed, Jul 2 from Incheon Intl. to Don Mueang Intl., returning Sat, Jul 5, priced at $1,288 found 5 days ago
Wed, Jul 2 - Sat, Jul 5
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,314 Roundtrip, found 5 days ago
$1,314
Roundtrip
found 5 days ago
Select Korean Air flight, departing Wed, Jul 2 from Incheon Intl. to Don Mueang Intl., returning Sat, Jul 5, priced at $1,314 found 5 days ago
Thu, Aug 14 - Mon, Aug 18
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,316 Roundtrip, found 2 days ago
$1,316
Roundtrip
found 2 days ago
Select Korean Air flight, departing Thu, Aug 14 from Incheon Intl. to Don Mueang Intl., returning Mon, Aug 18, priced at $1,316 found 2 days ago
Thu, Aug 14 - Mon, Aug 18
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,346 Roundtrip, found 2 days ago
$1,346
Roundtrip
found 2 days ago
Select Korean Air flight, departing Thu, Aug 14 from Incheon Intl. to Don Mueang Intl., returning Mon, Aug 18, priced at $1,346 found 2 days ago
Wed, Jul 2 - Sat, Jul 5
ICN
Incheon Intl.
DMK
Don Mueang Intl.
$1,368 Roundtrip, found 5 days ago
$1,368
Roundtrip
found 5 days ago
Select Korean Air flight, departing Wed, Jul 2 from Incheon Intl. to Don Mueang Intl., returning Sat, Jul 5, priced at $1,368 found 5 days ago

Frequently asked questions

What route does flight number KE651 take?
KE651 travels between Incheon Intl. Airport (ICN) and Bangkok Airport (BKK-Suvarnabhumi Intl.) and flies direct. This journey usually takes 5 hours and 40 minutes.
How often is KE651 on time?
If you’re flying on Korean Air flight number KE651 between Seoul–Incheon Intl. Airport and BKK, it’s comforting knowing that 91% of these journeys arrive according to schedule. In the rare event of a delay, the average wait is roughly 8 minutes. This service has a 3.85-star rating.
What terminal does KE651 fly out of?
Flights between Seoul–Incheon Intl. Airport and BKK are served by KE651, and those traveling on this flight usually leave from Terminal 2.
What kind of plane is on flight number KE651?
Expect to cruise the skies aboard a Boeing 777-300ER if you’ve reserved a seat on flight KE651. Nearly all flights from Incheon Intl. Airport (ICN) to Suvarnabhumi Airport use this type of plane.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your KE651 flight with Travelocity, please visit our Customer Service Portal.