Vietnam

$357+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SGN
Dec 20 — Dec 271
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Find flight deals from Houston to Vietnam

Cheapest flights from Houston to Vietnam
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 November 20, 2025.

This Fareboom deal was found by Cheapflights users on 11/19. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:06 amIAH - SGN
2 stops26h 09mMultiple Airlines
Tue 12/167:50 amSGN - IAH
2 stops29h 09mMultiple Airlines
Deal found 11/19$824
This Fareboom deal was found by Cheapflights users on 11/19. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:06 amIAH - SGN
2 stops26h 09mMultiple Airlines
Wed 12/37:50 amSGN - IAH
2 stops29h 09mMultiple Airlines
Deal found 11/19$825
This Fareboom deal was found by Cheapflights users on 11/19. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/237:06 amIAH - SGN
2 stops28h 09mMultiple Airlines
Sun 12/79:25 amSGN - IAH
2 stops27h 34mMultiple Airlines
Deal found 11/19$839
This United Airlines deal was found by Cheapflights users on 11/19. 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 11/286:01 amIAH - SGN
2 stops27h 54mUnited Airlines
Thu 12/186:00 amSGN - IAH
2 stops30h 59mUnited Airlines
Deal found 11/19$841
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Thu 11/272:20 pmIAH - SGN
2 stops43h 35mUnited Airlines
Mon 12/87:30 amSGN - IAH
2 stops42h 25mUnited Airlines
Deal found 11/20$847
This United Airlines deal was found by Cheapflights users on 11/19. 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 11/3011:59 pmIAH - SGN
2 stops33h 56mUnited Airlines
Sat 12/66:00 amSGN - IAH
2 stops22h 27mUnited Airlines
Deal found 11/19$849
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:05 pmIAH - SGN
2 stops27h 35mMultiple Airlines
Mon 12/811:55 amSGN - IAH
3 stops35h 15mMultiple Airlines
Deal found 11/19$850
This Trip.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:00 amIAH - SGN
2 stops51h 50mMultiple Airlines
Thu 12/187:30 amSGN - IAH
2 stops25h 24mMultiple Airlines
Deal found 11/17$852
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/306:32 pmIAH - DAD
2 stops37h 58mDelta
Thu 12/43:45 pmDAD - IAH
2 stops39h 34mDelta
Deal found 11/19$947
This American Airlines deal was found by Cheapflights users on 11/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:08 amIAH - HAN
2 stops27h 22mAmerican Airlines
Wed 12/1011:55 pmHAN - IAH
2 stops33h 37mAmerican Airlines
Deal found 11/18$951
This Cathay Pacific deal was found by Cheapflights users on 11/19. 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.
Wed 11/266:22 pmHOU - SGN
2 stops35h 13mMultiple Airlines
Wed 12/107:35 pmSGN - HOU
2 stops37h 12mMultiple Airlines
Deal found 11/19$952
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/259:05 amIAH - DAD
2 stops33h 05mMultiple Airlines
Wed 12/31:30 amDAD - IAH
2 stops31h 02mMultiple Airlines
Deal found 11/18$1,010

Cheap flight deals from Houston to Vietnam

Keep the following information in mind while searching for Houston to Vietnam flight deals. Data was last updated November 20, 2025.

Round-trip from

$818
(Mytrip)

One-way from

$357
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$1,010
From Houston to Vietnam
One-way flight from Houston to Vietnam
Highest demand for flights based on searches. 17% potential increase in price ($247 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($46 potential savings vs. average RT price).
Average for round-trip flights in November 2025

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 November 20, 2025.
Use the filters below to find and compare flights from Houston to Vietnam that are best for you.

Fly from

Houston

Fly to

Vietnam

Route

Depart

Return

Price

HoustonHanoi

HOU - HAN

HOUHAN

Houston Hobby

Sun 1/11

6:36 pm-10:30 pm

2 stops38h 54m

Hanoi Noibai

Tue 1/27

11:55 pm-6:06 pm

2 stops31h 11m

$847

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Tue 4/14

7:25 am-9:50 pm

2 stops26h 25m

Ho Chi Minh City

Thu 4/30

7:00 am-12:20 am

2 stops29h 20m

$923

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 1/19

7:00 am-11:05 pm

2 stops27h 05m

Hanoi Noibai

Sun 1/25

12:25 am-2:40 pm

1 stop27h 15m

$925

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Thu 1/8

6:00 am-12:15 am

2 stops29h 15m

Ho Chi Minh City

Thu 2/5

7:30 am-8:32 pm

2 stops26h 02m

$926

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Sun 2/1

9:40 pm-10:55 pm

2 stops36h 15m

Ho Chi Minh City

Thu 4/2

7:00 am-8:36 pm

2 stops25h 36m

$931

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Mon 2/16

10:20 am-9:50 pm

1 stop22h 30m

Ho Chi Minh City

Tue 3/10

6:00 am-6:03 am

2 stops36h 03m

$935

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Mon 2/23

6:00 am-10:55 pm

2 stops27h 55m

Ho Chi Minh City

Mon 4/13

7:00 am-11:11 pm

3 stops28h 11m

$935

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Thu 2/19

10:20 am-9:50 pm

1 stop22h 30m

Ho Chi Minh City

Wed 3/11

6:00 am-5:11 am

2 stops35h 11m

$935

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Mon 2/9

8:22 pm-10:55 pm

3 stops37h 33m

Ho Chi Minh City

Wed 3/25

6:00 am-10:31 pm

2 stops28h 31m

$935

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Mon 3/2

6:00 am-10:55 pm

2 stops27h 55m

Ho Chi Minh City

Mon 3/16

6:00 am-6:32 am

2 stops36h 32m

$939

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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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.
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

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 $793). Flying from Houston to Vietnam in June is currently the most expensive (average of $1,114). 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.

What is the cheapest time of day to fly from HOU to VN?

Find hourly flight availability from Houston to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

When flying from Houston to Vietnam, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 13% versus a flight in the evening.

What is the cheapest day to fly from Houston to Vietnam?

Use this chart to determine the cheapest time to fly round-trip from Houston to Vietnam. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Vietnam flight should consider departing on Thursday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 20, 2025.
Get a feel of what it's like to fly with EVA Air, ANA, and Singapore Airlines 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.

Boarding

8.4

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Boarding

8.4

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.
8.4
Very good

Boarding

8.4

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Boarding

8.4

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Boarding

8.4

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

Boarding

8.4

Comfort

8.3

Crew

8.6

Overall

8.4

Food

8.1

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2025

TPE - YYZ

All was well. Despite the flight being delayed a few minutes, passengers were made sure to be informed and updated on the status of the delay.

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.
  • How long is the flight from Houston to Vietnam?

    Airlines like American Airlines, United Airlines, and ANA fly from Houston to Vietnam in about 26h 25m. The time it takes to get you to your destination can typically vary by up to 12h 29m. Houston and Vietnam are separated by a distance of 9254 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Houston to Vietnam one-way?

    One-way options have recently been found by users for as low as $493 on Cathay Pacific. Other airlines that offer cheap prices include United Airlines from $498 and Delta from $505 one-way.

  • What are the most popular routes from Houston to Vietnam?

  • Can I find deals for flights from Houston to Vietnam that include hotel bookings?

    Yes. In addition to deals on Houston to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Vietnam?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Vietnam.

  • Can I find deals for business class flights from Houston to Vietnam?

    Yes. Cheapflights offers flight deals from Houston to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $793). Flying from Houston to Vietnam in June is currently the most expensive (average of $1,114). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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.

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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$560Average$1,198FlexibilityNo cancel feeOn-time79%
Singapore AirlinesCheapest$570Average$1,288FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$739Average$966FlexibilityNo cancel feeOn-time67%
DeltaCheapest$760Average$1,254FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$800Average$1,177FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$804Average$1,150FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$806Average$1,034FlexibilityNo cancel feeOn-time72%
ANACheapest$875Average$1,269FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$879Average$1,377FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$896Average$1,220FlexibilityNo cancel feeOn-time77%

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