$456+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SGN
Jul 28 — Aug 41
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 28, 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 28, 2026.
This United Airlines deal was found by Cheapflights users on 6/26. 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 6/26![United Airlines logo]()
$1,017
This FlightHub deal was found by Cheapflights users on 6/24. 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 9/27:20 am
IAH
- HAN
2 stops26h 55m
ANA
Wed 10/711:35 pm
HAN
- IAH
1 stop21h 10m
ANA
Deal found 6/24![ANA logo]()
$1,020
This KAYAK deal was found by Cheapflights users on 6/24. 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 9/158:30 am
IAH
- HAN
2 stops25h 45m
ANA
Tue 10/2011:35 pm
HAN
- IAH
2 stops36h 53m
ANA
Deal found 6/24![ANA logo]()
$1,062
This KAYAK deal was found by Cheapflights users on 6/24. 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.
Sun 9/136:46 pm
IAH
- HAN
2 stops39h 29m
ANA
Sun 10/1811:35 pm
HAN
- IAH
2 stops32h 55m
ANA
Deal found 6/24![ANA logo]()
$1,070
This American Airlines deal was found by Cheapflights users on 6/26. 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 9/237:00 am
IAH
- HAN
2 stops26h 50m
American Airlines
Thu 10/111:20 pm
HAN
- IAH
2 stops33h 13m
American Airlines
Deal found 6/26![American Airlines logo]()
$1,071
This American Airlines deal was found by Cheapflights users on 6/26. 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 6/26![American Airlines logo]()
$1,071
This American Airlines deal was found by Cheapflights users on 6/27. 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 10/205:00 am
IAH
- HAN
2 stops28h 50m
American Airlines
Mon 11/911:55 pm
HAN
- IAH
2 stops35h 02m
American Airlines
Deal found 6/27![American Airlines logo]()
$1,121
This American Airlines deal was found by Cheapflights users on 6/27. 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 10/206:00 am
HOU
- HAN
2 stops27h 50m
American Airlines
Tue 11/1011:55 pm
HAN
- HOU
2 stops32h 55m
American Airlines
Deal found 6/27![American Airlines logo]()
$1,121
This Singapore Airlines deal was found by Cheapflights users on 6/26. 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.
Sun 10/44:05 pm
IAH
- HAN
2 stops35h 20m
Multiple Airlines
Fri 10/2312:40 pm
HAN
- IAH
2 stops38h 10m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,139
This Kiwi.com deal was found by Cheapflights users on 6/24. 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
- HAN
2 stops38h 25m
Multiple Airlines
Tue 10/612:30 am
HAN
- IAH
1 stop20h 55m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$1,151
This oojo deal was found by Cheapflights users on 6/26. 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 10/49:10 pm
IAH
- HAN
1 stop30h 30m
Turkish Airlines
Fri 10/2310:55 pm
HAN
- IAH
1 stop32h 20m
Turkish Airlines
Deal found 6/26![Turkish Airlines logo]()
$1,160
This Mytrip deal was found by Cheapflights users on 6/24. 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 stops30h 55m
Multiple Airlines
Tue 10/612:00 pm
DAD
- IAH
2 stops33h 25m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$1,160
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 28, 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 28, 2026.
This Philippine Airlines deal was found by Cheapflights users on 6/25. 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.
Mon 10/126:30 am
IAH
- HAN
2 stops30h 15m
Multiple Airlines
Sun 12/62:50 am
HAN
- IAH
2 stops33h 38m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$1,189
This United Airlines deal was found by Cheapflights users on 6/24. 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 11/239:55 pm
IAH
- HAN
2 stops36h 10m
United Airlines
Tue 12/812:25 am
HAN
- IAH
1 stop27h 25m
United Airlines
Deal found 6/24![United Airlines logo]()
$1,211
This Korean Air deal was found by Cheapflights users on 6/27. 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 9/105:40 am
IAH
- HAN
2 stops27h 55m
Korean Air
Mon 9/1411:10 pm
HAN
- IAH
2 stops28h 46m
Korean Air
Deal found 6/27![Korean Air logo]()
$1,216
This Turkish Airlines deal was found by Cheapflights users on 6/27. 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 9/109:10 pm
IAH
- HAN
1 stop30h 30m
Turkish Airlines
Mon 9/1410:55 pm
HAN
- IAH
1 stop32h 20m
Turkish Airlines
Deal found 6/27![Turkish Airlines logo]()
$1,268
This Emirates deal was found by Cheapflights users on 6/23. 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 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 6/23![Emirates logo]()
$1,281
This BusinessClass deal was found by Cheapflights users on 6/27. 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 6/27![Cathay Pacific logo]()
$1,284
This Qatar Airways deal was found by Cheapflights users on 6/27. 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.
Sat 9/197:02 am
IAH
- SGN
2 stops42h 48m
Qatar Airways
Thu 11/127:40 pm
SGN
- IAH
1 stop32h 35m
Qatar Airways
Deal found 6/27![Qatar Airways logo]()
$1,304
This Delta deal was found by Cheapflights users on 6/27. 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 10/511:00 am
HOU
- SGN
2 stops47h 10m
Delta
Mon 10/268:00 am
SGN
- HOU
2 stops27h 09m
Delta
Deal found 6/27![Delta logo]()
$1,305
This EVA Air deal was found by Cheapflights users on 6/27. 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 9/231:10 am
IAH
- DAD
1 stop22h 25m
EVA Air
Mon 9/2812:55 pm
DAD
- IAH
2 stops29h 22m
EVA Air
Deal found 6/27![EVA Air logo]()
$1,625
This Justfly.com deal was found by Cheapflights users on 6/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:52 pm
IAH
- HAN
2 stops37h 58m
Multiple Airlines
Wed 10/215:50 pm
HAN
- IAH
2 stops59h 25m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$1,195
This Korean Air deal was found by Cheapflights users on 6/24. 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 10/58:10 am
IAH
- HAN
2 stops25h 25m
Korean Air
Wed 10/2111:10 pm
HAN
- IAH
2 stops27h 50m
Korean Air
Deal found 6/24![Korean Air logo]()
$1,216
This United Airlines deal was found by Cheapflights users on 6/26. 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 12/18:30 am
IAH
- HAN
2 stops25h 35m
United Airlines
Tue 12/812:25 am
HAN
- IAH
2 stops29h 31m
United Airlines
Deal found 6/26![United Airlines logo]()
$1,221
This BusinessClass deal was found by Cheapflights users on 6/23. 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.
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 6/23![Cathay Pacific logo]()
$1,290
This Qatar Airways deal was found by Cheapflights users on 6/26. 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.
Sat 9/56:15 pm
IAH
- SGN
1 stop31h 35m
Qatar Airways
Tue 10/277:40 pm
SGN
- IAH
2 stops40h 19m
Qatar Airways
Deal found 6/26![Qatar Airways logo]()
$1,309
This Delta deal was found by Cheapflights users on 6/27. 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 11/155:35 pm
HOU
- SGN
2 stops39h 50m
Delta
Tue 12/811:50 pm
SGN
- HOU
2 stops34h 53m
Delta
Deal found 6/27![Delta logo]()
$1,311
This Korean Air deal was found by Cheapflights users on 6/24. 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 11/236:00 am
HOU
- HAN
2 stops40h 10m
Korean Air
Mon 12/711:05 pm
HAN
- HOU
2 stops30h 25m
Korean Air
Deal found 6/24![Korean Air logo]()
$1,216
This United Airlines deal was found by Cheapflights users on 6/25. 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 10/208:30 am
IAH
- HAN
2 stops25h 45m
United Airlines
Mon 11/912:25 am
HAN
- IAH
2 stops31h 10m
United Airlines
Deal found 6/25![United Airlines logo]()
$1,221
This Emirates deal was found by Cheapflights users on 6/23. 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 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 6/23![Emirates logo]()
$1,349
This Delta deal was found by Cheapflights users on 6/23. 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.
Sun 10/115:35 pm
HOU
- SGN
2 stops40h 35m
Delta
Sun 11/1511:50 pm
SGN
- HOU
2 stops34h 53m
Delta
Deal found 6/23![Delta logo]()
$1,311
This Qatar Airways deal was found by Cheapflights users on 6/27. 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.
Thu 9/172:34 pm
IAH
- SGN
2 stops59h 16m
Qatar Airways
Sat 11/77:40 pm
SGN
- IAH
1 stop32h 35m
Qatar Airways
Deal found 6/27![Qatar Airways logo]()
$1,318
This China Airlines deal was found by Cheapflights users on 6/25. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:35 pm
HOU
- DAD
2 stops31h 55m
Multiple Airlines
Wed 10/2110:00 am
DAD
- HOU
2 stops23h 55m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$1,332
This Korean Air deal was found by Cheapflights users on 6/27. 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 9/106:00 am
HOU
- HAN
2 stops27h 35m
Korean Air
Mon 9/1411:10 pm
HAN
- HOU
2 stops29h 21m
Korean Air
Deal found 6/27![Korean Air logo]()
$1,216
This United Airlines deal was found by Cheapflights users on 6/25. 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 9/710:40 am
IAH
- HAN
1 stop23h 35m
United Airlines
Fri 9/1111:35 pm
HAN
- IAH
2 stops35h 10m
United Airlines
Deal found 6/25![United Airlines logo]()
$1,257
This Delta deal was found by Cheapflights users on 6/25. 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 8/126:36 pm
IAH
- SGN
2 stops40h 39m
Delta
Sat 8/291:55 pm
SGN
- IAH
2 stops42h 13m
Delta
Deal found 6/25![Delta logo]()
$1,323
This China Airlines deal was found by Cheapflights users on 6/25. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:35 pm
HOU
- DAD
2 stops30h 55m
Multiple Airlines
Tue 9/85:30 pm
DAD
- HOU
2 stops40h 40m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$1,372
This Korean Air deal was found by Cheapflights users on 6/24. 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.
Sat 11/285:35 pm
HOU
- HAN
2 stops39h 10m
Korean Air
Mon 12/711:05 pm
HAN
- HOU
2 stops30h 25m
Korean Air
Deal found 6/24![Korean Air logo]()
$1,263
This Emirates deal was found by Cheapflights users on 6/27. 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.
Thu 9/249:45 pm
IAH
- DAD
3 stops60h 05m
Emirates
Mon 9/2811:30 pm
DAD
- IAH
2 stops53h 20m
Emirates
Deal found 6/27![Emirates logo]()
$1,547
This United Airlines deal was found by Cheapflights users on 6/25. 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 7/1210:08 pm
IAH
- SGN
3 stops35h 57m
United Airlines
Wed 8/197:00 am
SGN
- IAH
2 stops23h 41m
United Airlines
Deal found 6/25![United Airlines logo]()
$1,318
This Delta deal was found by Cheapflights users on 6/23. 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.
Mon 11/26:00 am
HOU
- HAN
2 stops40h 10m
Delta
Wed 11/2511:05 pm
HAN
- HOU
2 stops26h 09m
Delta
Deal found 6/23![Delta logo]()
$1,370
This Cathay Pacific deal was found by Cheapflights users on 6/26. 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 10/46:19 pm
HOU
- HAN
2 stops27h 36m
Multiple Airlines
Fri 10/2310:55 am
HAN
- HOU
2 stops24h 58m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,401
Last-minute flights from Houston to VietnamDiscover last-minute flight deals from Houston to Vietnam. Data last updated June 28, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to Vietnam. Data last updated June 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/28. 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 7/610:03 pm
IAH
- HAN
2 stops36h 12m
United Airlines
Mon 7/1311:35 pm
HAN
- IAH
1 stop27h 25m
United Airlines
Deal found 6/28![United Airlines logo]()
$1,261
This Justfly.com deal was found by Cheapflights users on 6/24. 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 7/610:03 pm
IAH
- HAN
2 stops36h 12m
ANA
Mon 7/1311:35 pm
HAN
- IAH
1 stop27h 25m
ANA
Deal found 6/24![ANA logo]()
$1,264
This Etihad Airways deal was found by Cheapflights users on 6/23. 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 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 6/23![Multiple Airlines logo]()
$1,207
This United Airlines deal was found by Cheapflights users on 6/25. 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 7/77:55 pm
IAH
- HAN
2 stops38h 20m
United Airlines
Tue 7/1411:35 pm
HAN
- IAH
2 stops33h 05m
United Airlines
Deal found 6/25![United Airlines logo]()
$1,221
This United Airlines deal was found by Cheapflights users on 6/27. 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 7/76:10 am
IAH
- SGN
2 stops27h 45m
United Airlines
Wed 8/1911:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 6/27![United Airlines logo]()
$1,302
This Gurufare deal was found by Cheapflights users on 6/26. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:15 pm
IAH
- HAN
2 stops38h 00m
ANA
Tue 7/1411:35 pm
HAN
- IAH
1 stop27h 25m
ANA
Deal found 6/26![ANA logo]()
$1,309
This United Airlines deal was found by Cheapflights users on 6/27. 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 7/86:01 am
IAH
- SGN
2 stops30h 14m
United Airlines
Wed 8/1911:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 6/27![United Airlines logo]()
$1,305
This United Airlines deal was found by Cheapflights users on 6/27. 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 7/85:22 am
IAH
- SGN
2 stops28h 43m
United Airlines
Mon 8/3111:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 6/27![United Airlines logo]()
$1,310
This Gotogate deal was found by Cheapflights users on 6/26. 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.
Thu 7/911:35 am
IAH
- SGN
1 stop22h 20m
Multiple Airlines
Tue 10/138:20 am
SGN
- IAH
2 stops27h 39m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$1,303
This United Airlines deal was found by Cheapflights users on 6/24. 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 7/108:20 am
IAH
- HAN
2 stops25h 55m
United Airlines
Tue 7/1411:35 pm
HAN
- IAH
2 stops33h 14m
United Airlines
Deal found 6/24![United Airlines logo]()
$1,248
This United Airlines deal was found by Cheapflights users on 6/23. 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 7/1310:08 pm
IAH
- SGN
3 stops35h 57m
United Airlines
Mon 8/1711:15 pm
SGN
- IAH
1 stop21h 30m
United Airlines
Deal found 6/23![United Airlines logo]()
$1,312
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 7/147:20 am
IAH
- SGN
2 stops26h 45m
United Airlines
Wed 8/197:00 am
SGN
- IAH
2 stops25h 40m
United Airlines
Deal found 6/23![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 28, 2026.
Search for one-way flight options from Houston to Vietnam. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
This Travelocity deal was found by Cheapflights users on 6/28. 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.
Thu 10/12:34 pm
IAH
- HAN
2 stops34h 41m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$456
This oojo deal was found by Cheapflights users on 6/26. 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 11/187:01 am
IAH
- HAN
2 stops26h 24m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$511
This Philippine Airlines deal was found by Cheapflights users on 6/26. 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 9/18:19 pm
IAH
- HAN
2 stops28h 56m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$513
This Philippine Airlines deal was found by Cheapflights users on 6/25. 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 6/25![Multiple Airlines logo]()
$525
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 6/24![Multiple Airlines logo]()
$551
This Expedia deal was found by Cheapflights users on 6/25. 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 10/206:09 am
IAH
- HAN
2 stops28h 06m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$569
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 9/11:53 pm
IAH
- DAD
3 stops55h 47m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$607
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 9/269:59 pm
IAH
- HAN
3 stops50h 16m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$615
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 10/46:50 am
IAH
- HAN
3 stops42h 25m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$646
This KAYAK deal was found by Cheapflights users on 6/24. 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 8/34:50 pm
IAH
- SGN
2 stops29h 15m
Cathay Pacific
Deal found 6/24![Cathay Pacific logo]()
$667
This Trip.com deal was found by Cheapflights users on 6/24. 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.
Thu 8/69:10 pm
IAH
- SGN
1 stop31h 00m
Turkish Airlines
Deal found 6/24![Turkish Airlines logo]()
$670
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/224:02 pm
IAH
- SGN
2 stops45h 33m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$671
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 28, 2026.
Round-trip from | $1,017 (United Airlines) |
|---|---|
One-way from | $456 (Travelocity) |
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 28, 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 10/12
6:30 am-12:45 am
2 stops30h 15m
Hanoi Noibai
Sun 12/6
2:50 am-11:28 pm
2 stops33h 38m
$1,189
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Mon 10/5
2:52 pm-4:50 pm
2 stops37h 58m
Hanoi Noibai
Wed 10/21
5:50 pm-5:15 pm
2 stops59h 25m
$1,195
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Mon 11/23
9:55 pm-11:05 pm
2 stops36h 10m
Hanoi Noibai
Tue 12/8
12:25 am-2:50 pm
1 stop27h 25m
$1,211
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Thu 9/10
5:40 am-9:35 pm
2 stops27h 55m
Hanoi Noibai
Mon 9/14
11:10 pm-3:56 pm
2 stops28h 46m
$1,216
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Mon 10/5
8:10 am-9:35 pm
2 stops25h 25m
Hanoi Noibai
Wed 10/21
11:10 pm-3:00 pm
2 stops27h 50m
$1,216
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Mon 11/23
6:00 am-11:10 am
2 stops40h 10m
Hanoi Noibai
Mon 12/7
11:05 pm-4:30 pm
2 stops30h 25m
$1,216
HoustonHanoi
HOU - HAN
HOUHAN
Houston Hobby
Thu 9/10
6:00 am-9:35 pm
2 stops27h 35m
Hanoi Noibai
Mon 9/14
11:10 pm-4:31 pm
2 stops29h 21m
$1,216
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Tue 12/1
8:30 am-11:05 pm
2 stops25h 35m
Hanoi Noibai
Tue 12/8
12:25 am-4:56 pm
2 stops29h 31m
$1,221
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Tue 10/20
8:30 am-10:15 pm
2 stops25h 45m
Hanoi Noibai
Mon 11/9
12:25 am-6:35 pm
2 stops31h 10m
$1,221
HoustonHanoi
IAH - HAN
IAHHAN
Houston George Bush Intcntl
Mon 9/7
10:40 am-10:15 pm
1 stop23h 35m
Hanoi Noibai
Fri 9/11
11:35 pm-10:45 pm
2 stops35h 10m
$1,257
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, 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 $1,559). 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 41 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 28, 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
Overall
8.5
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Overall
8.5
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Overall
8.5
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Overall
8.5
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Overall
8.5
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Crew
8.7
Overall
8.5
Food
8.1
Boarding
8.4
Comfort
8.3
Entertainment
8.0
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 28, 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 28, 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$1,168 | 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$1,088 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$912 | Average$950 | FlexibilityNo cancel fee | On-time70% |