$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 22 — Aug 291
Round-trip
1 adult, Economy
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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 23, 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 23, 2026.
This United Airlines deal was found by Cheapflights users on 7/19. 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 9/2210:10 am
IAH
- HAN
1 stop24h 05m
United Airlines
Mon 10/1911:35 pm
HAN
- IAH
2 stops35h 09m
United Airlines
Deal found 7/19![United Airlines logo]()
$1,017
This United Airlines deal was found by Cheapflights users on 7/19. 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 9/2010:19 pm
IAH
- HAN
2 stops35h 56m
United Airlines
Mon 10/1911:35 pm
HAN
- IAH
2 stops33h 45m
United Airlines
Deal found 7/19![United Airlines logo]()
$1,021
This Priceline deal was found by Cheapflights users on 7/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:30 am
IAH
- HAN
2 stops25h 45m
ANA
Tue 10/2712:25 am
HAN
- IAH
2 stops30h 10m
ANA
Deal found 7/20![ANA logo]()
$1,052
This KAYAK deal was found by Cheapflights users on 7/19. 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 9/2110:10 am
IAH
- HAN
1 stop24h 05m
ANA
Tue 10/2011:35 pm
HAN
- IAH
2 stops36h 53m
ANA
Deal found 7/19![ANA logo]()
$1,053
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:30 am
IAH
- HAN
2 stops25h 45m
ANA
Mon 10/1911:35 pm
HAN
- IAH
2 stops33h 12m
ANA
Deal found 7/18![ANA logo]()
$1,057
This United Airlines deal was found by Cheapflights users on 7/21. 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 7/21![United Airlines logo]()
$1,061
This United Airlines deal was found by Cheapflights users on 7/19. 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 9/256:30 am
IAH
- HAN
2 stops27h 45m
United Airlines
Sun 10/1811:35 pm
HAN
- IAH
2 stops36h 55m
United Airlines
Deal found 7/19![United Airlines logo]()
$1,071
This FlightHub deal was found by Cheapflights users on 7/20. 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 FlightHub 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
2 stops36h 53m
ANA
Deal found 7/20![ANA logo]()
$1,072
This FlightHub deal was found by Cheapflights users on 7/19. 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 FlightHub 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
ANA
Thu 9/1711:35 pm
HAN
- IAH
1 stop21h 10m
ANA
Deal found 7/19![ANA logo]()
$1,073
This American Airlines deal was found by Cheapflights users on 7/19. 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 9/236:05 am
IAH
- HAN
2 stops27h 45m
American Airlines
Wed 10/2111:20 pm
HAN
- IAH
2 stops32h 10m
American Airlines
Deal found 7/19![American Airlines logo]()
$1,101
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:10 am
IAH
- HAN
1 stop24h 05m
ANA
Fri 10/2311:35 pm
HAN
- IAH
2 stops33h 12m
ANA
Deal found 7/18![ANA logo]()
$1,103
This oojo deal was found by Cheapflights users on 7/23. 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.
Fri 8/76:15 pm
IAH
- SGN
1 stop31h 35m
Qatar Airways
Tue 9/88:00 pm
SGN
- IAH
1 stop31h 55m
Qatar Airways
Deal found 7/23![Qatar Airways logo]()
$1,140
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 23, 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 23, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. 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 9/115:15 am
IAH
- SGN
3 stops28h 50m
United Airlines
Sun 9/2011:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 7/23![United Airlines logo]()
$1,141
This Cathay Pacific deal was found by Cheapflights users on 7/22. 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 10/75:06 pm
HOU
- SGN
2 stops28h 59m
Multiple Airlines
Wed 10/1411:05 am
SGN
- HOU
2 stops24h 44m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,173
This BusinessClass deal was found by Cheapflights users on 7/23. 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 7/23![Cathay Pacific logo]()
$1,176
This Delta deal was found by Cheapflights users on 7/21. 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 11/15:28 pm
HOU
- SGN
2 stops30h 22m
Delta
Sat 12/128:00 am
SGN
- HOU
2 stops26h 43m
Delta
Deal found 7/21![Delta logo]()
$1,191
This Turkish 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:10 pm
IAH
- HAN
1 stop30h 30m
Turkish Airlines
Wed 9/3010:55 pm
HAN
- IAH
1 stop32h 20m
Turkish Airlines
Deal found 7/18![Turkish Airlines logo]()
$1,198
This Qatar Airways deal was found by Cheapflights users on 7/20. 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.
Sun 1/105:40 pm
IAH
- SGN
1 stop30h 25m
Qatar Airways
Fri 3/58:55 am
SGN
- IAH
1 stop43h 20m
Qatar Airways
Deal found 7/20![Qatar Airways logo]()
$1,201
This EVA Air deal was found by Cheapflights users on 7/22. 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.
Tue 9/81:10 am
IAH
- DAD
1 stop22h 25m
EVA Air
Wed 1/201:00 pm
DAD
- IAH
1 stop20h 50m
EVA Air
Deal found 7/22![EVA Air logo]()
$1,246
This Emirates 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:35 pm
IAH
- DAD
2 stops38h 15m
Emirates
Mon 10/1211:30 pm
DAD
- IAH
2 stops53h 20m
Emirates
Deal found 7/18![Emirates logo]()
$1,313
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Sat 8/227:20 am
IAH
- SGN
2 stops26h 35m
United Airlines
Sun 8/307:00 am
SGN
- IAH
2 stops23h 41m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,148
This Cathay Pacific deal was found by Cheapflights users on 7/19. 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 9/712:14 pm
HOU
- HAN
2 stops33h 41m
Multiple Airlines
Thu 9/1710:55 am
HAN
- HOU
2 stops24h 55m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$1,178
This BusinessClass deal was found by Cheapflights users on 7/22. 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.
Tue 9/16:14 pm
HOU
- HAN
2 stops27h 41m
Cathay Pacific
Wed 9/3010:55 am
HAN
- HOU
2 stops36h 06m
Cathay Pacific
Deal found 7/22![Cathay Pacific logo]()
$1,182
This Delta deal was found by Cheapflights users on 7/23. 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 8/86:00 am
HOU
- SGN
2 stops29h 15m
Delta
Tue 9/81:55 pm
SGN
- HOU
2 stops44h 44m
Delta
Deal found 7/23![Delta logo]()
$1,191
This Turkish Airlines deal was found by Cheapflights users on 7/22. 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.
Mon 9/79:10 pm
IAH
- HAN
1 stop30h 30m
Turkish Airlines
Fri 9/1110:55 pm
HAN
- IAH
1 stop32h 20m
Turkish Airlines
Deal found 7/22![Turkish Airlines logo]()
$1,198
This Qatar Airways deal was found by Cheapflights users on 7/20. 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.
Mon 1/115:40 pm
IAH
- SGN
2 stops35h 30m
Qatar Airways
Mon 3/18:55 am
SGN
- IAH
1 stop43h 20m
Qatar Airways
Deal found 7/20![Qatar Airways logo]()
$1,292
This Cathay Pacific deal was found by Cheapflights users on 7/22. 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 8/243:57 pm
HOU
- SGN
2 stops30h 08m
Multiple Airlines
Mon 9/711:05 am
SGN
- HOU
2 stops36h 39m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,188
This Delta deal was found by Cheapflights users on 7/21. 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 11/296:00 am
HOU
- SGN
2 stops41h 50m
Delta
Sun 12/68:00 am
SGN
- HOU
2 stops26h 43m
Delta
Deal found 7/21![Delta logo]()
$1,196
This Turkish Airlines deal was found by Cheapflights users on 7/21. 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 11/172:55 pm
IAH
- SGN
1 stop25h 05m
Turkish Airlines
Thu 11/266:30 am
SGN
- IAH
1 stop25h 35m
Turkish Airlines
Deal found 7/21![Turkish Airlines logo]()
$1,223
This United Airlines deal was found by Cheapflights users on 7/22. 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 11/1610:20 am
IAH
- SGN
1 stop22h 30m
United Airlines
Mon 11/307:30 am
SGN
- IAH
2 stops28h 40m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,252
This EVA Air deal was found by Cheapflights users on 7/22. 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.
Sat 9/51:10 am
IAH
- DAD
1 stop22h 25m
EVA Air
Sat 10/1012:55 pm
DAD
- IAH
2 stops23h 29m
EVA Air
Deal found 7/22![EVA Air logo]()
$1,381
This Delta deal was found by Cheapflights users on 7/22. 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 11/296:00 am
HOU
- SGN
2 stops41h 50m
Delta
Wed 12/92:05 pm
SGN
- HOU
2 stops44h 38m
Delta
Deal found 7/22![Delta logo]()
$1,196
This Japan Airlines deal was found by Cheapflights users on 7/20. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:32 am
HOU
- SGN
2 stops31h 53m
Multiple Airlines
Sat 10/311:30 pm
SGN
- HOU
2 stops25h 55m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$1,201
This Qatar Airways deal was found by Cheapflights users on 7/21. 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.
Mon 10/51:00 pm
IAH
- HAN
2 stops30h 15m
Qatar Airways
Wed 10/217:30 pm
HAN
- IAH
1 stop32h 25m
Qatar Airways
Deal found 7/21![Qatar Airways logo]()
$1,329
This Turkish 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/189:00 pm
IAH
- SGN
1 stop43h 00m
Turkish Airlines
Mon 2/810:15 pm
SGN
- IAH
1 stop33h 50m
Turkish Airlines
Deal found 7/18![Turkish Airlines logo]()
$1,233
This BusinessClass deal was found by Cheapflights users on 7/20. 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 8/176:14 pm
HOU
- HAN
2 stops27h 41m
Cathay Pacific
Mon 8/2411:00 am
HAN
- HOU
2 stops34h 03m
Cathay Pacific
Deal found 7/20![Cathay Pacific logo]()
$1,379
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:10 am
IAH
- DAD
1 stop22h 25m
EVA Air
Sat 9/1912:55 pm
DAD
- IAH
1 stop21h 30m
EVA Air
Deal found 7/18![EVA Air logo]()
$1,383
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 12/68:18 pm
IAH
- SGN
2 stops36h 32m
United Airlines
Sat 1/911:05 pm
SGN
- IAH
2 stops35h 20m
United Airlines
Deal found 7/18![United Airlines logo]()
$1,270
This Cathay Pacific deal was found by Cheapflights users on 7/21. 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 1/142:12 pm
IAH
- SGN
2 stops31h 23m
Multiple Airlines
Fri 1/227:35 pm
SGN
- IAH
2 stops31h 05m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$1,223
This Turkish Airlines deal was found by Cheapflights users on 7/19. 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 10/219:10 pm
IAH
- HAN
1 stop30h 30m
Turkish Airlines
Mon 11/98:45 am
HAN
- IAH
1 stop41h 25m
Turkish Airlines
Deal found 7/19![Turkish Airlines logo]()
$1,238
This Delta 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 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 7/18![Delta logo]()
$1,241
This United Airlines deal was found by Cheapflights users on 7/19. 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 11/209:45 pm
IAH
- SGN
3 stops36h 10m
United Airlines
Tue 12/17:30 am
SGN
- IAH
2 stops29h 54m
United Airlines
Deal found 7/19![United Airlines logo]()
$1,276
Last-minute flights from Houston to VietnamDiscover last-minute flight deals from Houston to Vietnam. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Vietnam. Data last updated July 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Thu 7/309:53 am
IAH
- SGN
2 stops24h 12m
United Airlines
Sat 9/1211:15 pm
SGN
- IAH
2 stops35h 30m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,147
This oojo deal was found by Cheapflights users on 7/23. 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.
Fri 8/76:15 pm
IAH
- SGN
1 stop31h 35m
Qatar Airways
Tue 9/88:00 pm
SGN
- IAH
1 stop31h 55m
Qatar Airways
Deal found 7/23![Qatar Airways logo]()
$1,140
This IEagle deal was found by Cheapflights users on 7/22. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:38 pm
IAH
- SGN
2 stops31h 17m
Multiple Airlines
Tue 8/251:50 am
SGN
- IAH
1 stop33h 00m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,150
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/1411:35 am
IAH
- SGN
1 stop22h 20m
United Airlines
Tue 8/257:00 am
SGN
- IAH
2 stops37h 45m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,149
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/1411:35 am
IAH
- SGN
1 stop22h 20m
United Airlines
Fri 8/217:00 am
SGN
- IAH
2 stops29h 45m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,152
This Justfly.com deal was found by Cheapflights users on 7/22. 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 8/1710:20 pm
IAH
- SGN
2 stops35h 35m
ANA
Wed 9/911:15 pm
SGN
- IAH
2 stops26h 21m
ANA
Deal found 7/22![ANA logo]()
$1,146
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/1911:35 am
IAH
- SGN
1 stop22h 20m
United Airlines
Mon 9/217:00 am
SGN
- IAH
2 stops23h 41m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,144
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/245:15 am
IAH
- SGN
3 stops28h 50m
United Airlines
Thu 9/1711:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,141
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/2411:35 am
IAH
- SGN
1 stop22h 20m
United Airlines
Mon 9/2811:15 pm
SGN
- IAH
2 stops34h 44m
United Airlines
Deal found 7/23![United Airlines logo]()
$1,142
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/2410:00 am
IAH
- SGN
2 stops24h 05m
United Airlines
Mon 9/147:00 am
SGN
- IAH
2 stops25h 55m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,148
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/245:15 am
IAH
- SGN
3 stops28h 50m
United Airlines
Wed 9/2311:15 pm
SGN
- IAH
2 stops27h 58m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,151
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/259:37 am
HOU
- SGN
2 stops24h 08m
American Airlines
Tue 9/158:00 am
SGN
- HOU
2 stops23h 48m
American Airlines
Deal found 7/22![American Airlines logo]()
$1,151
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 23, 2026.
Search for one-way flight options from Houston to Vietnam. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This oojo deal was found by Cheapflights users on 7/19. 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 7/19![Philippine Airlines logo]()
$435
This oojo deal was found by Cheapflights users on 7/23. 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.
Sun 9/62:34 pm
IAH
- DAD
2 stops34h 36m
Philippine Airlines
Deal found 7/23![Philippine Airlines logo]()
$439
This oojo deal was found by Cheapflights users on 7/20. 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.
Tue 1/127:10 pm
IAH
- HAN
2 stops65h 15m
Philippine Airlines
Deal found 7/20![Philippine Airlines logo]()
$450
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:19 pm
IAH
- HAN
2 stops40h 26m
Philippine Airlines
Deal found 7/18![Philippine Airlines logo]()
$485
This oojo deal was found by Cheapflights users on 7/22. 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.
Sat 9/58:19 pm
IAH
- HAN
2 stops40h 26m
Philippine Airlines
Deal found 7/22![Philippine Airlines logo]()
$490
This oojo deal was found by Cheapflights users on 7/22. 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 8/318:19 pm
IAH
- DAD
2 stops31h 01m
Philippine Airlines
Deal found 7/22![Philippine Airlines logo]()
$496
This oojo deal was found by Cheapflights users on 7/23. 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 8/38:15 pm
IAH
- DAD
2 stops52h 55m
Philippine Airlines
Deal found 7/23![Philippine Airlines logo]()
$507
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Sat 10/249:59 pm
IAH
- HAN
2 stops52h 41m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$510
This Philippine Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/187:20 am
IAH
- HAN
2 stops29h 25m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$513
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 9/96:50 am
IAH
- HAN
3 stops39h 15m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$522
This Philippine Airlines deal was found by Cheapflights users on 7/23. 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 7/23![Multiple Airlines logo]()
$525
This KAYAK deal was found by Cheapflights users on 7/19. 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.
Wed 11/187:01 am
IAH
- HAN
2 stops26h 24m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$529
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 23, 2026.
Round-trip from | $1,017 (United 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 23, 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
HoustonHo Chi Minh City
IAH - SGN
IAHSGN
Houston George Bush Intcntl
Fri 9/11
5:15 am-10:05 pm
3 stops28h 50m
Ho Chi Minh City
Sun 9/20
11:15 pm-8:45 am
1 stop21h 30m
$1,141
HoustonHo Chi Minh City
IAH - SGN
IAHSGN
Houston George Bush Intcntl
Sat 8/22
7:20 am-9:55 pm
2 stops26h 35m
Ho Chi Minh City
Sun 8/30
7:00 am-6:41 pm
2 stops23h 41m
$1,148
HoustonHo Chi Minh City
HOU - SGN
HOUSGN
Houston Hobby
Wed 10/7
5:06 pm-10:05 am
2 stops28h 59m
Ho Chi Minh City
Wed 10/14
11:05 am-11:49 pm
2 stops24h 44m
$1,173
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Wed 9/23
6:34 pm-9:55 am
2 stops27h 21m
Hanoi Noibai
Thu 10/1
10:55 am-11:50 pm
2 stops24h 55m
$1,176
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Mon 9/7
12:14 pm-9:55 am
2 stops33h 41m
Hanoi Noibai
Thu 9/17
10:55 am-11:50 pm
2 stops24h 55m
$1,178
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Tue 9/1
6:14 pm-9:55 am
2 stops27h 41m
Hanoi Noibai
Wed 9/30
10:55 am-11:01 am
2 stops36h 06m
$1,182
HoustonHo Chi Minh City
HOU - SGN
HOUSGN
Houston Hobby
Mon 8/24
3:57 pm-10:05 am
2 stops30h 08m
Ho Chi Minh City
Mon 9/7
11:05 am-11:44 am
2 stops36h 39m
$1,188
HoustonHo Chi Minh City
HOU - SGN
HOUSGN
Houston Hobby
Sun 11/1
5:28 pm-12:50 pm
2 stops30h 22m
Ho Chi Minh City
Sat 12/12
8:00 am-9:43 pm
2 stops26h 43m
$1,191
HoustonHo Chi Minh City
HOU - SGN
HOUSGN
Houston Hobby
Sat 8/8
6:00 am-11:15 pm
2 stops29h 15m
Ho Chi Minh City
Tue 9/8
1:55 pm-10:39 pm
2 stops44h 44m
$1,191
HoustonHo Chi Minh City
HOU - SGN
HOUSGN
Houston Hobby
Sun 11/29
6:00 am-12:50 pm
2 stops41h 50m
Ho Chi Minh City
Sun 12/6
8:00 am-9:43 pm
2 stops26h 43m
$1,196
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-SGN
HOU-SGN
HOU-HAN
IAH-HAN
IAH-DAD
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-SGN
HOU-SGN
HOU-HAN
IAH-HAN
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 23, 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.
Crew
8.7
Boarding
8.4
Comfort
8.3
Food
8.1
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Boarding
8.4
Comfort
8.3
Food
8.1
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Boarding
8.4
Comfort
8.3
Food
8.1
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Boarding
8.4
Comfort
8.3
Food
8.1
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Boarding
8.4
Comfort
8.3
Food
8.1
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Boarding
8.4
Comfort
8.3
Food
8.1
Entertainment
8.0
Overall
8.5
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 23, 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 23, 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$1,183 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$759 | Average$995 | 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$1,290 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$866 | Average$1,136 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$912 | Average$950 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$948 | Average$1,380 | FlexibilityNo cancel fee | On-time74% |