$542+ 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SGN
Jul 22 — Jul 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 June 22, 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 June 22, 2026.
This United Airlines deal was found by Cheapflights users on 6/18. 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.
Tue 9/810:10 am
IAH
- HAN
1 stop24h 05m
United Airlines
Tue 9/1511:35 pm
HAN
- IAH
2 stops32h 55m
United Airlines
Deal found 6/18![United Airlines logo]()
$1,017
This Trip.com deal was found by Cheapflights users on 6/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:10 am
IAH
- HAN
2 stops54h 35m
Multiple Airlines
Tue 8/252:15 pm
HAN
- IAH
2 stops38h 08m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$1,041
This Orbitz deal was found by Cheapflights users on 6/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:20 am
IAH
- HAN
2 stops26h 55m
ANA
Mon 9/2111:35 pm
HAN
- IAH
2 stops33h 12m
ANA
Deal found 6/20![ANA logo]()
$1,052
This lol.travel deal was found by Cheapflights users on 6/20. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/102:30 pm
IAH
- HAN
1 stop37h 10m
Turkish Airlines
Tue 8/2510:55 pm
HAN
- IAH
1 stop32h 20m
Turkish Airlines
Deal found 6/20![Turkish Airlines logo]()
$1,135
This Mytrip deal was found by Cheapflights users on 6/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:30 am
IAH
- DAD
2 stops28h 55m
Multiple Airlines
Tue 10/64:05 pm
DAD
- IAH
2 stops29h 20m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$1,153
This Mytrip deal was found by Cheapflights users on 6/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
IAH
- HAN
2 stops29h 15m
Multiple Airlines
Wed 9/912:45 am
HAN
- IAH
3 stops45h 00m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$1,154
This FlightHub deal was found by Cheapflights users on 6/19. 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.
Wed 9/238:00 am
IAH
- HAN
2 stops26h 15m
ANA
Thu 10/111:35 pm
HAN
- IAH
2 stops33h 12m
ANA
Deal found 6/19![ANA logo]()
$1,159
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:25 am
IAH
- HAN
1 stop37h 40m
Multiple Airlines
Thu 11/1212:45 pm
HAN
- IAH
2 stops35h 41m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,162
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:25 am
IAH
- HAN
1 stop37h 40m
Multiple Airlines
Fri 11/1312:45 pm
HAN
- IAH
2 stops35h 41m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,169
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:25 am
IAH
- HAN
1 stop37h 40m
Multiple Airlines
Sun 11/1512:45 pm
HAN
- IAH
2 stops35h 41m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,173
This Orbitz deal was found by Cheapflights users on 6/22. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:09 am
IAH
- HAN
2 stops28h 06m
Multiple Airlines
Mon 11/912:25 am
HAN
- IAH
2 stops36h 33m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$1,179
This KAYAK deal was found by Cheapflights users on 6/19. 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 10/268:20 pm
IAH
- HAN
2 stops26h 10m
Multiple Airlines
Wed 11/1811:40 am
HAN
- IAH
2 stops25h 18m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,192
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 June 22, 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 June 22, 2026.
This Turkish Airlines deal was found by Cheapflights users on 6/19. 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.
Mon 10/59:10 pm
IAH
- HAN
1 stop30h 30m
Turkish Airlines
Wed 10/2110:55 pm
HAN
- IAH
1 stop32h 20m
Turkish Airlines
Deal found 6/19![Turkish Airlines logo]()
$1,198
This Korean Air deal was found by Cheapflights users on 6/22. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:00 am
IAH
- HAN
2 stops26h 35m
Korean Air
Wed 10/2111:10 pm
HAN
- IAH
2 stops29h 25m
Korean Air
Deal found 6/22![Korean Air logo]()
$1,216
This Singapore Airlines deal was found by Cheapflights users on 6/20. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:00 pm
IAH
- HAN
2 stops35h 25m
Multiple Airlines
Tue 11/1012:45 pm
HAN
- IAH
3 stops47h 43m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$1,250
This Emirates deal was found by Cheapflights users on 6/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:35 pm
IAH
- DAD
2 stops38h 15m
Emirates
Fri 9/411:30 pm
DAD
- IAH
2 stops29h 20m
Emirates
Deal found 6/19![Emirates logo]()
$1,263
This BusinessClass deal was found by Cheapflights users on 6/17. 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 8/176:14 pm
HOU
- HAN
2 stops27h 41m
Cathay Pacific
Wed 9/3010:25 am
HAN
- HOU
2 stops36h 49m
Cathay Pacific
Deal found 6/17![Cathay Pacific logo]()
$1,285
This United Airlines deal was found by Cheapflights users on 6/21. 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.
Mon 7/68:15 pm
IAH
- HAN
2 stops38h 00m
United Airlines
Mon 7/1311:35 pm
HAN
- IAH
2 stops42h 37m
United Airlines
Deal found 6/21![United Airlines logo]()
$1,289
This Delta deal was found by Cheapflights users on 6/22. 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 11/151:00 pm
HOU
- SGN
2 stops45h 20m
Delta
Thu 11/268:00 am
SGN
- HOU
2 stops26h 43m
Delta
Deal found 6/22![Delta logo]()
$1,311
This EVA Air deal was found by Cheapflights users on 6/20. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:10 am
IAH
- HAN
1 stop21h 55m
EVA Air
Mon 9/286:00 pm
HAN
- IAH
2 stops24h 17m
EVA Air
Deal found 6/20![EVA Air logo]()
$1,492
This Korean Air deal was found by Cheapflights users on 6/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:15 am
IAH
- HAN
2 stops25h 20m
Korean Air
Mon 12/711:05 pm
HAN
- IAH
2 stops30h 30m
Korean Air
Deal found 6/19![Korean Air logo]()
$1,216
This Emirates deal was found by Cheapflights users on 6/18. 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.
Mon 8/177:35 pm
IAH
- DAD
2 stops38h 15m
Emirates
Mon 8/3111:30 pm
DAD
- IAH
2 stops29h 20m
Emirates
Deal found 6/18![Emirates logo]()
$1,281
This BusinessClass deal was found by Cheapflights users on 6/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:14 pm
HOU
- HAN
2 stops27h 41m
Cathay Pacific
Tue 8/2510:25 am
HAN
- HOU
2 stops37h 19m
Cathay Pacific
Deal found 6/21![Cathay Pacific logo]()
$1,290
This IEagle deal was found by Cheapflights users on 6/19. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:15 pm
IAH
- HPH
2 stops37h 25m
Multiple Airlines
Thu 10/221:30 pm
HPH
- IAH
2 stops38h 25m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,291
This Delta deal was found by Cheapflights users on 6/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:35 pm
HOU
- SGN
2 stops39h 50m
Delta
Wed 2/32:05 pm
SGN
- HOU
2 stops44h 38m
Delta
Deal found 6/20![Delta logo]()
$1,311
This United Airlines deal was found by Cheapflights users on 6/18. 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 7/87:20 am
IAH
- SGN
2 stops26h 45m
United Airlines
Mon 8/317:00 am
SGN
- IAH
2 stops27h 45m
United Airlines
Deal found 6/18![United Airlines logo]()
$1,313
This Korean Air deal was found by Cheapflights users on 6/18. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am
HOU
- HAN
2 stops27h 35m
Korean Air
Tue 9/1511:10 pm
HAN
- HOU
2 stops29h 21m
Korean Air
Deal found 6/18![Korean Air logo]()
$1,216
This IEagle deal was found by Cheapflights users on 6/19. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:15 pm
IAH
- HPH
2 stops37h 25m
Multiple Airlines
Wed 10/2812:30 pm
HPH
- IAH
2 stops39h 45m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$1,291
This Delta deal was found by Cheapflights users on 6/21. 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 11/295:35 pm
HOU
- SGN
2 stops40h 45m
Delta
Sun 12/611:50 pm
SGN
- HOU
2 stops34h 53m
Delta
Deal found 6/21![Delta logo]()
$1,311
This United Airlines deal was found by Cheapflights users on 6/21. 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 7/319:53 am
IAH
- SGN
2 stops24h 12m
United Airlines
Mon 8/3111:15 pm
SGN
- IAH
2 stops35h 29m
United Airlines
Deal found 6/21![United Airlines logo]()
$1,330
This BusinessClass deal was found by Cheapflights users on 6/18. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:14 pm
HOU
- HAN
2 stops27h 41m
Cathay Pacific
Fri 9/1110:55 am
HAN
- HOU
2 stops38h 30m
Cathay Pacific
Deal found 6/18![Cathay Pacific logo]()
$1,335
This Emirates deal was found by Cheapflights users on 6/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:35 pm
IAH
- DAD
2 stops38h 15m
Emirates
Mon 8/3111:30 pm
DAD
- IAH
2 stops29h 20m
Emirates
Deal found 6/19![Emirates logo]()
$1,349
This EVA Air deal was found by Cheapflights users on 6/17. 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.
Thu 9/248:10 pm
IAH
- DAD
2 stops51h 25m
EVA Air
Mon 9/2812:55 pm
DAD
- IAH
2 stops29h 22m
EVA Air
Deal found 6/17![EVA Air logo]()
$1,568
This Cathay Pacific deal was found by Cheapflights users on 6/20. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:14 pm
HOU
- HAN
2 stops27h 41m
Multiple Airlines
Tue 8/2510:25 am
HAN
- HOU
2 stops37h 19m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$1,306
This Korean Air deal was found by Cheapflights users on 6/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:00 am
HOU
- SGN
2 stops27h 25m
Korean Air
Wed 11/2511:50 pm
SGN
- HOU
2 stops29h 40m
Korean Air
Deal found 6/20![Korean Air logo]()
$1,311
This Delta deal was found by Cheapflights users on 6/17. 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 8/241:13 pm
HOU
- SGN
2 stops46h 02m
Delta
Tue 11/248:00 am
SGN
- HOU
2 stops26h 43m
Delta
Deal found 6/17![Delta logo]()
$1,315
This United Airlines deal was found by Cheapflights users on 6/19. 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 7/1910:08 pm
IAH
- SGN
3 stops35h 57m
United Airlines
Tue 8/187:00 am
SGN
- IAH
2 stops35h 35m
United Airlines
Deal found 6/19![United Airlines logo]()
$1,334
This Emirates deal was found by Cheapflights users on 6/21. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:35 pm
IAH
- DAD
2 stops38h 15m
Emirates
Wed 1/2011:30 pm
DAD
- IAH
2 stops29h 50m
Emirates
Deal found 6/21![Emirates logo]()
$1,431
This Cathay Pacific deal was found by Cheapflights users on 6/21. 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.
Mon 8/176:14 pm
HOU
- HAN
2 stops33h 21m
Multiple Airlines
Wed 9/3010:55 am
HAN
- HOU
2 stops34h 01m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$1,307
This Korean Air deal was found by Cheapflights users on 6/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am
HOU
- SGN
2 stops28h 20m
Korean Air
Wed 11/2511:50 pm
SGN
- HOU
2 stops25h 24m
Korean Air
Deal found 6/20![Korean Air logo]()
$1,311
This Delta deal was found by Cheapflights users on 6/17. 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.
Tue 9/15:35 pm
HOU
- SGN
2 stops31h 00m
Delta
Thu 10/17:30 am
SGN
- HOU
2 stops27h 05m
Delta
Deal found 6/17![Delta logo]()
$1,315
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Sun 8/167:20 am
IAH
- SGN
3 stops26h 45m
United Airlines
Mon 9/2811:15 pm
SGN
- IAH
2 stops28h 23m
United Airlines
Deal found 6/22![United Airlines logo]()
$1,334
Last-minute flights from Houston to VietnamDiscover last-minute flight deals from Houston to Vietnam. Data last updated June 22, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Vietnam. Data last updated June 22, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/68:15 pm
IAH
- HAN
2 stops38h 00m
United Airlines
Mon 7/1311:35 pm
HAN
- IAH
2 stops35h 39m
United Airlines
Deal found 6/20![United Airlines logo]()
$1,280
This Etihad Airways deal was found by Cheapflights users on 6/21. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/711:26 am
IAH
- HAN
2 stops31h 14m
Multiple Airlines
Tue 7/148:40 pm
HAN
- IAH
2 stops37h 47m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$1,207
This United Airlines deal was found by Cheapflights users on 6/22. 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 7/910:40 am
IAH
- HAN
1 stop23h 35m
United Airlines
Mon 7/2011:35 pm
HAN
- IAH
2 stops36h 59m
United Airlines
Deal found 6/22![United Airlines logo]()
$1,217
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Thu 7/910:40 am
IAH
- HAN
1 stop23h 35m
United Airlines
Tue 7/2111:35 pm
HAN
- IAH
2 stops47h 20m
United Airlines
Deal found 6/19![United Airlines logo]()
$1,226
This United Airlines deal was found by Cheapflights users on 6/21. 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.
Thu 7/99:35 am
IAH
- SGN
2 stops26h 40m
United Airlines
Tue 10/1311:15 pm
SGN
- IAH
2 stops33h 32m
United Airlines
Deal found 6/21![United Airlines logo]()
$1,315
This United Airlines deal was found by Cheapflights users on 6/18. 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.
Fri 7/107:20 am
IAH
- HAN
2 stops26h 55m
United Airlines
Sun 7/2611:35 pm
HAN
- IAH
2 stops44h 57m
United Airlines
Deal found 6/18![United Airlines logo]()
$1,311
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Fri 7/107:20 am
IAH
- SGN
2 stops26h 35m
United Airlines
Wed 7/2211:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 6/22![United Airlines logo]()
$1,320
This United Airlines deal was found by Cheapflights users on 6/22. 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.
Sun 7/1210:03 pm
IAH
- SGN
2 stops36h 02m
United Airlines
Wed 7/2211:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 6/22![United Airlines logo]()
$1,316
This United Airlines deal was found by Cheapflights users on 6/22. 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 7/1310:08 pm
IAH
- SGN
3 stops35h 57m
United Airlines
Wed 7/2211:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 6/22![United Airlines logo]()
$1,312
This United Airlines deal was found by Cheapflights users on 6/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:00 am
IAH
- SGN
2 stops28h 05m
United Airlines
Mon 8/177:00 am
SGN
- IAH
2 stops37h 45m
United Airlines
Deal found 6/20![United Airlines logo]()
$1,319
This United Airlines deal was found by Cheapflights users on 6/19. 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 7/2111:35 am
IAH
- SGN
1 stop22h 20m
United Airlines
Wed 8/197:00 am
SGN
- IAH
2 stops25h 40m
United Airlines
Deal found 6/19![United Airlines logo]()
$1,317
This United Airlines deal was found by Cheapflights users on 6/22. 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 7/237:20 am
IAH
- SGN
2 stops26h 45m
United Airlines
Thu 9/37:00 am
SGN
- IAH
2 stops26h 41m
United Airlines
Deal found 6/22![United Airlines logo]()
$1,313
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 June 22, 2026.
Search for one-way flight options from Houston to Vietnam. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/26:30 am
IAH
- HAN
2 stops29h 15m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$542
This Kiwi.com deal was found by Cheapflights users on 6/21. 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.
Mon 8/176:30 am
IAH
- HAN
2 stops29h 15m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$551
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:50 pm
IAH
- HAN
2 stops44h 55m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:30 am
IAH
- HPH
2 stops39h 25m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$584
This FlightHub deal was found by Cheapflights users on 6/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:34 pm
IAH
- HAN
2 stops38h 16m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$594
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:30 am
IAH
- HAN
3 stops38h 20m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$606
This FlightHub deal was found by Cheapflights users on 6/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:34 pm
IAH
- HAN
2 stops31h 36m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$618
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:52 pm
IAH
- HAN
3 stops53h 03m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$626
This FlightHub deal was found by Cheapflights users on 6/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:34 pm
IAH
- HAN
2 stops31h 36m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$642
This oojo deal was found by Cheapflights users on 6/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:30 pm
IAH
- HAN
1 stop37h 10m
Turkish Airlines
Deal found 6/21![Turkish Airlines logo]()
$649
This Justfly.com deal was found by Cheapflights users on 6/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:34 pm
IAH
- DAD
2 stops33h 01m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$656
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:17 pm
IAH
- SGN
3 stops48h 18m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$667
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 June 22, 2026.
Round-trip from | $1,017 (United Airlines) |
|---|---|
One-way from | $542 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $1,577 |
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 June 22, 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
Mon 10/5
9:10 pm-3:40 pm
1 stop30h 30m
Hanoi Noibai
Wed 10/21
10:55 pm-7:15 pm
1 stop32h 20m
$1,198
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Mon 10/5
7:00 am-9:35 pm
2 stops26h 35m
Hanoi Noibai
Wed 10/21
11:10 pm-4:35 pm
2 stops29h 25m
$1,216
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Mon 10/12
8:15 am-9:35 pm
2 stops25h 20m
Hanoi Noibai
Mon 12/7
11:05 pm-4:35 pm
2 stops30h 30m
$1,216
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Tue 9/8
6:00 am-9:35 pm
2 stops27h 35m
Hanoi Noibai
Tue 9/15
11:10 pm-4:31 pm
2 stops29h 21m
$1,216
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Tue 10/20
4:00 pm-3:25 pm
2 stops35h 25m
Hanoi Noibai
Tue 11/10
12:45 pm-11:28 pm
3 stops47h 43m
$1,250
HoustonDa Nang
IAH - DAD
IAHDAD
Houston George Bush Intcntl
Mon 8/31
7:35 pm-9:50 pm
2 stops38h 15m
Da Nang
Fri 9/4
11:30 pm-4:50 pm
2 stops29h 20m
$1,263
HoustonDa Nang
IAH - DAD
IAHDAD
Houston George Bush Intcntl
Mon 8/17
7:35 pm-9:50 pm
2 stops38h 15m
Da Nang
Mon 8/31
11:30 pm-4:50 pm
2 stops29h 20m
$1,281
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Mon 8/17
6:14 pm-9:55 am
2 stops27h 41m
Hanoi Noibai
Wed 9/30
10:25 am-11:14 am
2 stops36h 49m
$1,285
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Mon 7/6
8:15 pm-10:15 pm
2 stops38h 00m
Hanoi Noibai
Mon 7/13
11:35 pm-6:12 am
2 stops42h 37m
$1,289
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Mon 8/10
6:14 pm-9:55 am
2 stops27h 41m
Hanoi Noibai
Tue 8/25
10:25 am-11:44 am
2 stops37h 19m
$1,290
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
IAH-DAD
HOU-HAN
HOU-SGN
IAH-HPH
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
IAH-DAD
HOU-HAN
HOU-SGN
What is the cheapest month to book a flight from Houston to Vietnam?
Currently, August is the cheapest month in which you can book a flight from Houston to Vietnam (average of $806). Flying from Houston to Vietnam in June is currently the most expensive (average of $1,556). 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 47 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 June 22, 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
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Overall
8.5
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Food
8.1
Boarding
8.4
Comfort
8.3
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 June 22, 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 June 22, 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$1,167 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$759 | Average$993 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$848 | Average$1,339 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$848 | Average$1,241 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$863 | Average$1,254 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$865 | Average$1,343 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$867 | Average$1,078 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$912 | Average$950 | FlexibilityNo cancel fee | On-time70% |