$435+ Cheap flights from Houston to Vietnam
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SGN
Aug 17 — Aug 241
Round-trip
1 adult, Economy
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Find cheap flights from Houston to Vietnam with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Houston to VietnamExplore the most affordable flight options available from Houston to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
Explore the most affordable flight options available from Houston to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
This Philippine Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:19 pm
IAH
- HAN
2 stops40h 26m
Multiple Airlines
Mon 9/71:45 am
HAN
- IAH
2 stops30h 01m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$983
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
IAH
- HAN
2 stops28h 15m
United Airlines
Tue 10/611:35 pm
HAN
- IAH
1 stop27h 20m
United Airlines
Deal found 7/18![United Airlines logo]()
$1,011
This Justfly.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:25 am
IAH
- HAN
2 stops26h 50m
ANA
Sun 9/2011:35 pm
HAN
- IAH
2 stops36h 53m
ANA
Deal found 7/16![ANA logo]()
$1,022
This ANA deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:30 am
IAH
- HAN
2 stops25h 45m
Multiple Airlines
Sun 9/2011:35 pm
HAN
- IAH
1 stop21h 10m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,048
This Justfly.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:30 am
IAH
- HAN
2 stops25h 45m
ANA
Thu 10/111:35 pm
HAN
- IAH
1 stop27h 20m
ANA
Deal found 7/17![ANA logo]()
$1,067
This Gotogate deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:34 pm
IAH
- DAD
2 stops36h 46m
Multiple Airlines
Wed 9/234:30 pm
DAD
- IAH
2 stops36h 43m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$1,091
This American Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:07 am
IAH
- HAN
2 stops27h 43m
American Airlines
Wed 9/1611:20 pm
HAN
- IAH
2 stops35h 10m
American Airlines
Deal found 7/13![American Airlines logo]()
$1,101
This Expedia deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:02 am
IAH
- DAD
2 stops43h 18m
Multiple Airlines
Wed 9/3011:00 pm
DAD
- IAH
2 stops36h 59m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$1,114
This American Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:41 am
HOU
- HAN
2 stops28h 09m
American Airlines
Tue 9/811:20 pm
HAN
- HOU
2 stops32h 28m
American Airlines
Deal found 7/17![American Airlines logo]()
$1,121
This Travelocity deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:02 am
IAH
- DAD
2 stops26h 48m
Multiple Airlines
Wed 9/3011:00 pm
DAD
- IAH
2 stops36h 59m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,126
This Expedia deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:34 pm
IAH
- DAD
2 stops59h 46m
Multiple Airlines
Tue 9/811:00 pm
DAD
- IAH
2 stops36h 59m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$1,127
This BusinessClass deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:34 pm
HOU
- HAN
2 stops27h 21m
Cathay Pacific
Thu 10/110:55 am
HAN
- HOU
2 stops24h 55m
Cathay Pacific
Deal found 7/16![Cathay Pacific logo]()
$1,141
Best flights from Houston to VietnamDiscover carefully curated flight deals from Houston to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
Discover carefully curated flight deals from Houston to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
This Philippine Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:19 pm
IAH
- HAN
2 stops40h 26m
Multiple Airlines
Mon 9/71:45 am
HAN
- IAH
2 stops30h 01m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$983
This American Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:41 am
HOU
- HAN
2 stops28h 09m
American Airlines
Tue 9/811:20 pm
HAN
- HOU
2 stops32h 28m
American Airlines
Deal found 7/17![American Airlines logo]()
$1,121
This BusinessClass deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:57 pm
HOU
- HAN
2 stops29h 58m
Cathay Pacific
Wed 9/3010:55 am
HAN
- HOU
2 stops36h 06m
Cathay Pacific
Deal found 7/17![Cathay Pacific logo]()
$1,182
This Turkish Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:10 pm
IAH
- HAN
1 stop30h 30m
Turkish Airlines
Tue 9/1510:55 pm
HAN
- IAH
1 stop32h 20m
Turkish Airlines
Deal found 7/17![Turkish Airlines logo]()
$1,198
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:36 pm
IAH
- HAN
2 stops38h 59m
Delta
Sun 8/3011:10 pm
HAN
- IAH
2 stops35h 30m
Delta
Deal found 7/13![Delta logo]()
$1,210
This United Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2910:07 pm
IAH
- HAN
2 stops35h 58m
United Airlines
Wed 1/2712:25 am
HAN
- IAH
2 stops29h 53m
United Airlines
Deal found 7/13![United Airlines logo]()
$1,221
This Emirates deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:35 pm
IAH
- DAD
2 stops38h 15m
Emirates
Mon 8/3111:30 pm
DAD
- IAH
2 stops53h 20m
Emirates
Deal found 7/15![Emirates logo]()
$1,316
This Qatar Airways deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:15 pm
IAH
- SGN
1 stop31h 35m
Qatar Airways
Sun 10/257:40 pm
SGN
- IAH
2 stops40h 19m
Qatar Airways
Deal found 7/14![Qatar Airways logo]()
$1,349
This EVA Air deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:25 am
IAH
- DAD
2 stops40h 10m
EVA Air
Wed 1/201:00 pm
DAD
- IAH
1 stop20h 50m
EVA Air
Deal found 7/17![EVA Air logo]()
$1,429
This American Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:33 am
HOU
- HAN
2 stops24h 17m
American Airlines
Thu 10/111:20 pm
HAN
- HOU
2 stops32h 28m
American Airlines
Deal found 7/13![American Airlines logo]()
$1,171
This Cathay Pacific deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:19 pm
IAH
- HAN
2 stops25h 36m
Multiple Airlines
Wed 9/210:25 am
HAN
- IAH
2 stops23h 55m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,178
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:20 pm
HOU
- HAN
2 stops40h 15m
Delta
Wed 9/1611:10 pm
HAN
- HOU
2 stops35h 30m
Delta
Deal found 7/13![Delta logo]()
$1,210
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:35 am
IAH
- SGN
1 stop22h 20m
United Airlines
Tue 8/257:00 am
SGN
- IAH
2 stops25h 40m
United Airlines
Deal found 7/14![United Airlines logo]()
$1,235
This Turkish Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/309:00 pm
IAH
- HAN
1 stop29h 25m
Turkish Airlines
Tue 1/2610:55 pm
HAN
- IAH
1 stop33h 10m
Turkish Airlines
Deal found 7/13![Turkish Airlines logo]()
$1,273
This BusinessClass deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:14 pm
HOU
- HAN
2 stops25h 41m
Cathay Pacific
Sun 8/3010:55 am
HAN
- HOU
2 stops25h 01m
Cathay Pacific
Deal found 7/15![Cathay Pacific logo]()
$1,314
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:20 pm
HOU
- HAN
2 stops29h 15m
Delta
Wed 9/3011:10 pm
HAN
- HOU
2 stops35h 30m
Delta
Deal found 7/13![Delta logo]()
$1,210
This Cathay Pacific deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:14 pm
HOU
- SGN
2 stops27h 51m
Multiple Airlines
Sat 10/1011:05 am
SGN
- HOU
2 stops24h 44m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,223
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:53 am
IAH
- SGN
2 stops24h 12m
United Airlines
Sun 8/237:00 am
SGN
- IAH
3 stops27h 56m
United Airlines
Deal found 7/14![United Airlines logo]()
$1,244
This Turkish Airlines deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:10 pm
IAH
- HAN
1 stop30h 30m
Turkish Airlines
Mon 10/1910:55 pm
HAN
- IAH
1 stop32h 20m
Turkish Airlines
Deal found 7/13![Turkish Airlines logo]()
$1,313
This Delta deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:13 pm
HOU
- HAN
2 stops33h 22m
Delta
Sun 9/2011:10 pm
HAN
- HOU
2 stops35h 30m
Delta
Deal found 7/16![Delta logo]()
$1,211
This EVA Air deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:20 pm
IAH
- DAD
2 stops31h 15m
EVA Air
Fri 10/912:55 pm
DAD
- IAH
1 stop21h 20m
EVA Air
Deal found 7/14![EVA Air logo]()
$1,481
This Cathay Pacific deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:14 pm
HOU
- SGN
2 stops27h 51m
Multiple Airlines
Wed 8/267:10 am
SGN
- HOU
2 stops37h 52m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$1,243
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2910:20 am
IAH
- SGN
1 stop22h 30m
United Airlines
Sun 12/611:05 pm
SGN
- IAH
1 stop21h 40m
United Airlines
Deal found 7/18![United Airlines logo]()
$1,255
This Emirates deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:45 pm
IAH
- DAD
3 stops44h 05m
Emirates
Wed 1/2011:30 pm
DAD
- IAH
2 stops53h 50m
Emirates
Deal found 7/14![Emirates logo]()
$1,589
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:25 pm
IAH
- DAD
2 stops32h 55m
Delta
Sat 10/33:55 pm
DAD
- IAH
2 stops42h 02m
Delta
Deal found 7/13![Delta logo]()
$1,240
This Singapore Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/14:00 pm
IAH
- SGN
2 stops30h 00m
Multiple Airlines
Sun 2/284:15 pm
SGN
- IAH
2 stops35h 35m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,244
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:00 am
IAH
- SGN
2 stops25h 55m
United Airlines
Tue 12/17:30 am
SGN
- IAH
2 stops29h 54m
United Airlines
Deal found 7/16![United Airlines logo]()
$1,271
This Turkish Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:10 pm
IAH
- SGN
1 stop31h 00m
Turkish Airlines
Sun 8/3010:05 pm
SGN
- IAH
1 stop33h 10m
Turkish Airlines
Deal found 7/15![Turkish Airlines logo]()
$1,413
This Delta deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:36 pm
IAH
- DAD
2 stops38h 29m
Delta
Mon 8/3110:55 pm
DAD
- IAH
2 stops34h 55m
Delta
Deal found 7/17![Delta logo]()
$1,241
This Cathay Pacific deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:14 pm
HOU
- HAN
2 stops31h 21m
Multiple Airlines
Wed 9/1610:25 am
HAN
- HOU
2 stops36h 36m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$1,248
Last-minute flights from Houston to VietnamDiscover last-minute flight deals from Houston to Vietnam. Data last updated July 18, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Vietnam. Data last updated July 18, 2026 and is based on user searches.
This Qatar Airways deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:15 pm
IAH
- SGN
1 stop31h 35m
Qatar Airways
Tue 9/88:00 pm
SGN
- IAH
1 stop31h 55m
Qatar Airways
Deal found 7/18![Qatar Airways logo]()
$1,186
This Cathay Pacific deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:19 pm
IAH
- SGN
2 stops25h 46m
Multiple Airlines
Mon 9/1411:05 am
SGN
- IAH
2 stops23h 25m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,173
This Fareboom deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:20 am
IAH
- SGN
2 stops37h 10m
Philippine Airlines
Sun 8/303:35 pm
SGN
- IAH
2 stops35h 39m
Philippine Airlines
Deal found 7/18![Philippine Airlines logo]()
$1,182
This BusinessClass deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:19 pm
IAH
- HAN
2 stops25h 36m
Cathay Pacific
Wed 9/210:55 am
HAN
- IAH
2 stops21h 45m
Cathay Pacific
Deal found 7/17![Cathay Pacific logo]()
$1,176
This Cathay Pacific deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:19 pm
IAH
- HAN
2 stops25h 36m
Multiple Airlines
Wed 9/210:25 am
HAN
- IAH
2 stops23h 55m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,178
This BusinessClass deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:57 pm
HOU
- HAN
2 stops29h 58m
Cathay Pacific
Wed 9/3010:55 am
HAN
- HOU
2 stops36h 06m
Cathay Pacific
Deal found 7/16![Cathay Pacific logo]()
$1,167
This KAYAK deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:19 pm
IAH
- HAN
2 stops25h 36m
Cathay Pacific
Wed 9/3010:55 am
HAN
- IAH
2 stops21h 38m
Cathay Pacific
Deal found 7/17![Cathay Pacific logo]()
$1,173
This oojo deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:15 pm
IAH
- SGN
1 stop31h 35m
Qatar Airways
Tue 11/247:40 pm
SGN
- IAH
1 stop32h 35m
Qatar Airways
Deal found 7/16![Qatar Airways logo]()
$1,169
This Orbitz deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:34 pm
IAH
- HAN
2 stops43h 41m
Multiple Airlines
Tue 9/1511:30 pm
HAN
- IAH
2 stops36h 29m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,162
This Travelocity deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:02 am
IAH
- DAD
2 stops26h 48m
Multiple Airlines
Wed 9/3011:00 pm
DAD
- IAH
2 stops36h 59m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,126
This Philippine Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:19 pm
IAH
- HAN
2 stops40h 26m
Multiple Airlines
Mon 9/71:45 am
HAN
- IAH
2 stops30h 01m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$983
This BusinessClass deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:19 pm
IAH
- HAN
2 stops25h 36m
Cathay Pacific
Tue 9/810:25 am
HAN
- IAH
2 stops22h 15m
Cathay Pacific
Deal found 7/16![Cathay Pacific logo]()
$1,161
One-way flights from Houston to VietnamSearch for one-way flight options from Houston to Vietnam. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
Search for one-way flight options from Houston to Vietnam. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
This oojo deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:34 pm
IAH
- HAN
2 stops46h 11m
Philippine Airlines
Deal found 7/15![Philippine Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:59 pm
IAH
- HAN
3 stops52h 41m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$510
This Philippine Airlines deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:17 pm
IAH
- DAD
2 stops31h 03m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$517
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:50 am
IAH
- HAN
3 stops43h 50m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$519
This Philippine Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:19 pm
IAH
- HAN
2 stops40h 26m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$525
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:05 pm
IAH
- DAD
3 stops37h 05m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$532
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:15 pm
IAH
- HAN
3 stops38h 30m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$537
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:50 am
IAH
- HAN
3 stops53h 55m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:15 pm
IAH
- HAN
3 stops38h 30m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:15 pm
IAH
- HAN
3 stops38h 30m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:45 am
IAH
- HAN
1 stop21h 20m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$557
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:30 am
IAH
- DAD
2 stops30h 55m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$573
Find flight deals from Houston to Vietnam
Keep the following information in mind while searching for Houston to Vietnam flight deals. Data was last updated July 18, 2026.
Round-trip from | $983 (Philippine Airlines) |
|---|---|
One-way from | $435 (oojo) |
Popular in | June |
Cheapest in | September |
Average price | $1,375 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston to Vietnam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 18, 2026.
Use the filters below to find and compare flights from Houston to Vietnam that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Sun 8/30
8:19 pm-12:45 am
2 stops40h 26m
Hanoi Noibai
Mon 9/7
1:45 am-7:46 pm
2 stops30h 01m
$983
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Tue 9/1
5:41 am-9:50 pm
2 stops28h 09m
Hanoi Noibai
Tue 9/8
11:20 pm-7:48 pm
2 stops32h 28m
$1,121
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Wed 9/23
9:33 am-9:50 pm
2 stops24h 17m
Hanoi Noibai
Thu 10/1
11:20 pm-7:48 pm
2 stops32h 28m
$1,171
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Sun 8/16
8:19 pm-9:55 am
2 stops25h 36m
Hanoi Noibai
Wed 9/2
10:25 am-10:20 pm
2 stops23h 55m
$1,178
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Mon 8/17
3:57 pm-9:55 am
2 stops29h 58m
Hanoi Noibai
Wed 9/30
10:55 am-11:01 am
2 stops36h 06m
$1,182
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Tue 8/25
9:10 pm-3:40 pm
1 stop30h 30m
Hanoi Noibai
Tue 9/15
10:55 pm-7:15 pm
1 stop32h 20m
$1,198
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Sun 8/23
6:36 pm-9:35 pm
2 stops38h 59m
Hanoi Noibai
Sun 8/30
11:10 pm-10:40 pm
2 stops35h 30m
$1,210
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Thu 9/3
5:20 pm-9:35 pm
2 stops40h 15m
Hanoi Noibai
Wed 9/16
11:10 pm-10:40 pm
2 stops35h 30m
$1,210
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Mon 8/17
5:20 pm-10:35 am
2 stops29h 15m
Hanoi Noibai
Wed 9/30
11:10 pm-10:40 pm
2 stops35h 30m
$1,210
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Mon 9/7
1:13 pm-10:35 am
2 stops33h 22m
Hanoi Noibai
Sun 9/20
11:10 pm-10:40 pm
2 stops35h 30m
$1,211
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Houston to Vietnam
Have a flexible travel schedule? Discover the best time to fly to Vietnam from Houston with our price prediction graph.
IAH-HAN
HOU-HAN
IAH-DAD
IAH-SGN
HOU-SGN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Houston to Vietnam
HO1-VN0
IAH-HAN
HOU-HAN
IAH-DAD
IAH-SGN
What is the cheapest month to book a flight from Houston to Vietnam?
Currently, September is the cheapest month in which you can book a flight from Houston to Vietnam (average of $1,023). Flying from Houston to Vietnam in June is currently the most expensive (average of $1,574). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Houston to Vietnam?
Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Vietnam. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Vietnam
Get insights into the airlines that provide service to Vietnam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vietnam. Reviews last updated July 18, 2026.
Get a feel of what it's like to fly with EVA Air,ANA, andDelta from Houston to Vietnam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.5
Entertainment
8.0
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Overall
8.5
Entertainment
8.0
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Overall
8.5
Entertainment
8.0
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Overall
8.5
Entertainment
8.0
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Overall
8.5
Entertainment
8.0
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Overall
8.5
Entertainment
8.0
Comfort
8.3
Crew
8.7
Food
8.1
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from Houston to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Houston to Vietnam
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Vietnam by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Houston to Vietnam by cabin class
Find flights from Houston to Vietnam, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Houston and Vietnam flights
Browse other Houston and Vietnam flight options. Last updated on July 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Houston to Vietnam flights
Consider these flights traveling from Houston to Vietnam.
Fly to Vietnam regions
Consider these flights traveling to Vietnam regions.
Top 10 airlines flying from Houston to Vietnam
Discover the top 10 airlines that operate flights from Houston to Vietnam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$663 | Average$1,394 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$712 | Average$1,095 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$718 | Average$1,171 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$759 | Average$994 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$776 | Average$1,282 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$848 | Average$1,240 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$863 | Average$1,270 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$867 | Average$1,111 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$888 | Average$1,343 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$912 | Average$950 | FlexibilityNo cancel fee | On-time70% |