Cheap Flights From William P. Hobby (HOU) To Samui Intl. Airport (USM)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly

Cheapest Flights from Houston (HOU) to Samui Intl. Airport (USM)

The cheapest flights to Samui Intl. Airport found within the past 7 days were CA $2,130 round trip and one way. Prices and availability subject to change. Additional terms may apply.

Sun., 13 Apr. - Wed., 16 Apr.
IAH
Houston
USM
Koh Samui
CA $2,130 Roundtrip, found 3 days ago
CA $2,130
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Sun., 13 Apr. from Houston to Koh Samui, returning Wed., 16 Apr., priced at CA $2,130 found 3 days ago
Sun., 13 Apr. - Tue., 15 Apr.
IAH
Houston
USM
Koh Samui
CA $2,130 Roundtrip, found 3 days ago
CA $2,130
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Sun., 13 Apr. from Houston to Koh Samui, returning Tue., 15 Apr., priced at CA $2,130 found 3 days ago
Sun., 13 Apr. - Fri., 18 Apr.
IAH
Houston
USM
Koh Samui
CA $2,187 Roundtrip, found 3 days ago
CA $2,187
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Sun., 13 Apr. from Houston to Koh Samui, returning Fri., 18 Apr., priced at CA $2,187 found 3 days ago
Mon., 7 Apr. - Thu., 17 Apr.
IAH
Houston
USM
Koh Samui
CA $2,219 Roundtrip, found 3 days ago
CA $2,219
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Mon., 7 Apr. from Houston to Koh Samui, returning Thu., 17 Apr., priced at CA $2,219 found 3 days ago
Sun., 6 Apr. - Thu., 17 Apr.
IAH
Houston
USM
Koh Samui
CA $2,276 Roundtrip, found 3 days ago
CA $2,276
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Sun., 6 Apr. from Houston to Koh Samui, returning Thu., 17 Apr., priced at CA $2,276 found 3 days ago
Mon., 7 Apr. - Sat., 12 Apr.
IAH
Houston
USM
Koh Samui
CA $2,282 Roundtrip, found 5 days ago
CA $2,282
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Mon., 7 Apr. from Houston to Koh Samui, returning Sat., 12 Apr., priced at CA $2,282 found 5 days ago
Mon., 7 Apr. - Wed., 16 Apr.
IAH
Houston
USM
Koh Samui
CA $2,287 Roundtrip, found 3 days ago
CA $2,287
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Mon., 7 Apr. from Houston to Koh Samui, returning Wed., 16 Apr., priced at CA $2,287 found 3 days ago
Tue., 8 Apr. - Thu., 17 Apr.
IAH
Houston
USM
Koh Samui
CA $2,291 Roundtrip, found 3 days ago
CA $2,291
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Tue., 8 Apr. from Houston to Koh Samui, returning Thu., 17 Apr., priced at CA $2,291 found 3 days ago
Tue., 8 Apr. - Thu., 17 Apr.
IAH
Houston
USM
Koh Samui
CA $2,296 Roundtrip, found 5 days ago
CA $2,296
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Tue., 8 Apr. from Houston to Koh Samui, returning Thu., 17 Apr., priced at CA $2,296 found 5 days ago
Sun., 6 Apr. - Fri., 18 Apr.
IAH
Houston
USM
Koh Samui
CA $2,334 Roundtrip, found 3 days ago
CA $2,334
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Sun., 6 Apr. from Houston to Koh Samui, returning Fri., 18 Apr., priced at CA $2,334 found 3 days ago
Sun., 13 Apr. - Sat., 19 Apr.
IAH
Houston
USM
Koh Samui
CA $2,337 Roundtrip, found 3 days ago
CA $2,337
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Sun., 13 Apr. from Houston to Koh Samui, returning Sat., 19 Apr., priced at CA $2,337 found 3 days ago
Mon., 7 Apr. - Fri., 18 Apr.
IAH
Houston
USM
Koh Samui
CA $2,344 Roundtrip, found 3 days ago
CA $2,344
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Mon., 7 Apr. from Houston to Koh Samui, returning Fri., 18 Apr., priced at CA $2,344 found 3 days ago
Sat., 5 Apr. - Thu., 17 Apr.
IAH
Houston
USM
Koh Samui
CA $2,354 Roundtrip, found 5 days ago
CA $2,354
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Sat., 5 Apr. from Houston to Koh Samui, returning Thu., 17 Apr., priced at CA $2,354 found 5 days ago
Mon., 7 Apr. - Tue., 15 Apr.
IAH
Houston
USM
Koh Samui
CA $2,369 Roundtrip, found 3 days ago
CA $2,369
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Mon., 7 Apr. from Houston to Koh Samui, returning Tue., 15 Apr., priced at CA $2,369 found 3 days ago
Mon., 7 Apr. - Wed., 16 Apr.
IAH
Houston
USM
Koh Samui
CA $2,375 Roundtrip, found 5 days ago
CA $2,375
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Mon., 7 Apr. from Houston to Koh Samui, returning Wed., 16 Apr., priced at CA $2,375 found 5 days ago
Fri., 11 Apr. - Fri., 18 Apr.
IAH
Houston
USM
Koh Samui
CA $2,401 Roundtrip, found 3 days ago
CA $2,401
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Fri., 11 Apr. from Houston to Koh Samui, returning Fri., 18 Apr., priced at CA $2,401 found 3 days ago
Sat., 5 Apr. - Sat., 12 Apr.
IAH
Houston
USM
Koh Samui
CA $2,411 Roundtrip, found 5 days ago
CA $2,411
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Sat., 5 Apr. from Houston to Koh Samui, returning Sat., 12 Apr., priced at CA $2,411 found 5 days ago
Mon., 7 Apr. - Sat., 19 Apr.
IAH
Houston
USM
Koh Samui
CA $2,427 Roundtrip, found 3 days ago
CA $2,427
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Mon., 7 Apr. from Houston to Koh Samui, returning Sat., 19 Apr., priced at CA $2,427 found 3 days ago
Tue., 8 Apr. - Tue., 15 Apr.
IAH
Houston
USM
Koh Samui
CA $2,441 Roundtrip, found 3 days ago
CA $2,441
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Tue., 8 Apr. from Houston to Koh Samui, returning Tue., 15 Apr., priced at CA $2,441 found 3 days ago
Fri., 11 Apr. - Mon., 14 Apr.
IAH
Houston
USM
Koh Samui
CA $2,805 Roundtrip, found 3 days ago
CA $2,805
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Fri., 11 Apr. from Houston to Koh Samui, returning Mon., 14 Apr., priced at CA $2,805 found 3 days ago
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.