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$390+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SGN
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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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 October 23, 2025.

This Trip.com deal was found by Cheapflights users on 10/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:00 pmIAH - DAD
2 stops53h 25mMultiple Airlines
Tue 11/185:35 pmDAD - IAH
2 stops25h 28mMultiple Airlines
Deal found 10/21$761
This CrystalTravel deal was found by Cheapflights users on 10/22. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:20 amIAH - SGN
2 stops27h 55mANA
Thu 11/2011:05 pmSGN - IAH
1 stop21h 40mANA
Deal found 10/22$829
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 11/2210:14 pmIAH - SGN
2 stops35h 41mUnited Airlines
Tue 12/167:30 amSGN - IAH
1 stop37h 15mUnited Airlines
Deal found 10/22$830
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:20 amIAH - SGN
2 stops26h 35mUnited Airlines
Fri 12/127:30 amSGN - IAH
2 stops26h 53mUnited Airlines
Deal found 10/21$833
This FlightHub deal was found by Cheapflights users on 10/21. 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 10/2611:25 amIAH - SGN
1 stop24h 50mANA
Thu 10/307:30 amSGN - IAH
2 stops29h 29mANA
Deal found 10/21$836
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/289:43 pmIAH - SGN
3 stops36h 12mUnited Airlines
Tue 12/167:30 amSGN - IAH
2 stops26h 01mUnited Airlines
Deal found 10/21$838
This United Airlines deal was found by Cheapflights users on 10/22. 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 10/2410:05 amIAH - SGN
1 stop26h 10mUnited Airlines
Tue 11/186:00 amSGN - IAH
2 stops30h 59mUnited Airlines
Deal found 10/22$840
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/286:01 amIAH - SGN
2 stops27h 54mUnited Airlines
Wed 12/246:00 amSGN - IAH
2 stops24h 25mUnited Airlines
Deal found 10/22$841
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:20 amIAH - SGN
2 stops26h 35mUnited Airlines
Tue 12/1611:05 pmSGN - IAH
1 stop21h 40mUnited Airlines
Deal found 10/22$845
This Ovago deal was found by Cheapflights users on 10/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:30 amIAH - SGN
2 stops50h 20mANA
Sat 11/2211:05 pmSGN - IAH
1 stop21h 40mANA
Deal found 10/23$846
This United Airlines deal was found by Cheapflights users on 10/22. 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 10/249:00 pmIAH - SGN
2 stops37h 55mUnited Airlines
Thu 11/136:00 amSGN - IAH
2 stops28h 23mUnited Airlines
Deal found 10/22$848
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/275:15 amIAH - SGN
2 stops28h 40mUnited Airlines
Sat 12/206:00 amSGN - IAH
2 stops22h 40mUnited Airlines
Deal found 10/21$849

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 October 23, 2025.

Round-trip from

$761
(Trip.com)

One-way from

$390
(Travelocity)

Popular in

June

Cheapest in

September

Average price

$1,077
From Houston to Vietnam
Search Deals
One-way flight from Houston to Vietnam
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($234 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 23, 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

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Mon 11/3

7:20 am-10:55 pm

2 stops26h 35m

Ho Chi Minh City

Sat 12/6

6:00 am-3:27 pm

2 stops22h 27m

$841

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Sun 11/2

10:14 pm-10:55 pm

2 stops35h 41m

Ho Chi Minh City

Sun 11/23

6:00 am-3:38 pm

2 stops22h 38m

$841

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Sat 11/1

7:20 am-10:55 pm

2 stops27h 35m

Ho Chi Minh City

Thu 11/20

6:00 am-3:38 pm

2 stops22h 38m

$841

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Sun 11/30

7:20 am-10:55 pm

2 stops26h 35m

Ho Chi Minh City

Thu 12/25

6:00 am-11:59 pm

2 stops30h 59m

$841

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Sat 11/1

9:30 pm-10:55 pm

2 stops37h 25m

Ho Chi Minh City

Wed 11/12

6:00 am-11:59 pm

2 stops30h 59m

$841

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Mon 11/10

7:20 am-10:55 pm

2 stops26h 35m

Ho Chi Minh City

Fri 12/12

6:00 am-3:36 pm

2 stops22h 36m

$841

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Mon 10/27

6:01 am-10:55 pm

2 stops28h 54m

Ho Chi Minh City

Sun 11/16

6:00 am-10:51 pm

3 stops29h 51m

$845

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Thu 1/8

1:35 pm-6:40 pm

3 stops40h 05m

Hanoi Noibai

Wed 1/28

8:15 am-6:20 am

2 stops35h 05m

$865

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Wed 11/26

10:14 pm-10:55 pm

2 stops35h 41m

Ho Chi Minh City

Thu 2/26

6:00 am-11:57 pm

2 stops30h 57m

$866

HoustonHo Chi Minh City

HOU - SGN

HOUSGN

Houston Hobby

Mon 3/2

8:24 pm-8:25 pm

2 stops35h 01m

Ho Chi Minh City

Tue 3/10

1:50 pm-11:43 pm

2 stops45h 53m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

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 $794). 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 October 23, 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 October 23, 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.
EVA Air
8.4
Very good
1,255 reviews

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,255 reviews
EVA Air
8.4
Very good
1,255 reviews

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
ANA
8.4
Very good
990 reviews
EVA Air
8.4
Very good
1,255 reviews

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Singapore Airlines
8.1
Very good
1,384 reviews
EVA Air
8.4
Very good
1,255 reviews

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
United Airlines
7.4
Good
8,991 reviews
EVA Air
8.4
Very good
1,255 reviews

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Turkish Airlines
7.3
Good
4,022 reviews
EVA Air
8.4
Very good
1,255 reviews

Comfort

8.3

Entertainment

8.0

Crew

8.6

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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 United Airlines, Cathay Pacific, and ANA fly from Houston to Vietnam in about 26h 35m. The time it takes to get you to your destination can typically vary by up to 24h. 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 $442 on United Airlines. Other airlines that offer cheap prices include Japan Airlines from $513 and Delta from $518 one-way.

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

    While some choose either Houston George Bush Intcntl - Ho Chi Minh City or Houston Hobby - Da Nang, Houston Hobby - Ho Chi Minh City is the most popular route 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 $794). 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

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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.
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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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$534Average$1,250FlexibilityNo cancel feeOn-time79%
Singapore AirlinesCheapest$570Average$1,292FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$739Average$966FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$750Average$1,077FlexibilityNo cancel feeOn-time71%
DeltaCheapest$760Average$1,194FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$800Average$1,167FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$804Average$1,150FlexibilityNo cancel feeOn-time68%
ANACheapest$876Average$1,271FlexibilityNo cancel feeOn-time80%
Turkish AirlinesCheapest$896Average$1,205FlexibilityNo cancel feeOn-time77%
EVA AirCheapest$951Average$1,331FlexibilityNo cancel feeOn-time74%

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