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$344+ 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SGN
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
1 adult, Economy
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Cheap 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 December 10, 2025.

This United Airlines deal was found by Cheapflights users on 12/9. 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 12/299:37 pmIAH - SGN
2 stops36h 18mUnited Airlines
Tue 4/77:00 amSGN - IAH
3 stops28h 55mUnited Airlines
Deal found 12/9$935
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/2910:15 pmIAH - SGN
2 stops35h 40mUnited Airlines
Fri 1/307:30 amSGN - IAH
1 stop20h 10mUnited Airlines
Deal found 12/8$953
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/96:30 amIAH - SGN
2 stops50h 20mUnited Airlines
Tue 12/166:00 amSGN - IAH
2 stops25h 26mUnited Airlines
Deal found 12/9$985
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/316:01 pmIAH - SGN
3 stops39h 54mUnited Airlines
Wed 2/1111:05 pmSGN - IAH
1 stop21h 40mUnited Airlines
Deal found 12/8$1,020
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/108:15 pmIAH - SGN
2 stops60h 35mUnited Airlines
Wed 12/1711:05 pmSGN - IAH
1 stop21h 40mUnited Airlines
Deal found 12/9$1,023
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/3110:04 pmIAH - SGN
3 stops35h 51mUnited Airlines
Sat 1/3111:05 pmSGN - IAH
2 stops49h 05mUnited Airlines
Deal found 12/9$1,024
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/299:37 pmIAH - SGN
2 stops36h 18mUnited Airlines
Thu 4/27:00 amSGN - IAH
3 stops28h 55mUnited Airlines
Deal found 12/9$1,035
This Delta deal was found by Cheapflights users on 12/10. 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 12/313:25 pmHOU - SGN
2 stops42h 55mDelta
Fri 1/302:05 pmSGN - HOU
2 stops39h 05mDelta
Deal found 12/10$1,178
This Kiwi.com deal was found by Cheapflights users on 12/8. 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 12/87:24 pmIAH - HAN
2 stops41h 21mMultiple Airlines
Wed 12/1712:55 amHAN - IAH
1 stop19h 10mMultiple Airlines
Deal found 12/8$1,405
This FlightHub deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/84:45 pmIAH - HAN
2 stops33h 55mCathay Pacific
Sun 12/217:30 pmHAN - IAH
2 stops37h 56mCathay Pacific
Deal found 12/8$1,434
This Cathay Pacific deal was found by Cheapflights users on 12/9. 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 12/106:36 pmHOU - SGN
2 stops26h 59mMultiple Airlines
Wed 12/1711:35 amSGN - HOU
2 stops21h 43mMultiple Airlines
Deal found 12/9$1,444
This Expedia deal was found by Cheapflights users on 12/9. 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.
Thu 12/116:08 amIAH - HAN
2 stops41h 32mMultiple Airlines
Thu 1/1511:55 pmHAN - IAH
2 stops48h 54mMultiple Airlines
Deal found 12/9$1,453

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 December 10, 2025.

Round-trip from

$710
(Delta)

One-way from

$344
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$1,201
From Houston to Vietnam
Search Deals
One-way flight from Houston to Vietnam
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($253 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 December 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 December 10, 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

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Fri 1/16

12:47 pm-11:10 am

2 stops57h 23m

Hanoi Noibai

Thu 5/7

12:00 pm-9:59 pm

2 stops45h 59m

$716

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 1/20

12:40 pm-9:45 pm

2 stops44h 05m

Hanoi Noibai

Thu 5/7

11:10 pm-8:41 am

2 stops45h 31m

$716

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Sat 1/17

1:27 pm-9:45 pm

2 stops43h 18m

Hanoi Noibai

Wed 5/6

11:10 pm-8:41 am

2 stops45h 31m

$716

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Fri 1/16

3:03 pm-11:10 am

2 stops55h 07m

Hanoi Noibai

Fri 5/8

12:00 pm-11:57 pm

2 stops47h 57m

$716

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Sat 1/17

12:47 pm-11:10 am

2 stops57h 23m

Hanoi Noibai

Fri 5/8

12:00 pm-11:57 pm

2 stops47h 57m

$716

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Thu 3/5

7:05 am-10:25 pm

2 stops26h 20m

Ho Chi Minh City

Sun 3/15

8:00 am-11:49 pm

2 stops27h 49m

$885

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Wed 1/28

6:20 am-11:20 pm

2 stops28h 00m

Ho Chi Minh City

Mon 3/16

8:00 am-3:53 pm

2 stops43h 53m

$885

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Sun 3/1

7:05 am-10:25 pm

2 stops26h 20m

Ho Chi Minh City

Sat 4/25

11:45 pm-11:57 pm

2 stops36h 12m

$885

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Tue 2/17

6:10 am-11:20 pm

2 stops28h 10m

Ho Chi Minh City

Sun 3/22

11:50 pm-11:49 pm

2 stops35h 59m

$885

HoustonHo Chi Minh City

IAH - SGN

IAHSGN

Houston George Bush Intcntl

Mon 2/2

6:20 am-10:25 pm

2 stops27h 05m

Ho Chi Minh City

Tue 3/10

2:05 pm-3:53 pm

2 stops37h 48m

$885

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

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 $1,109). 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 December 10, 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 December 10, 2025.
Get a feel of what it's like to fly with EVA Air, ANA, and Delta 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
8.5
Very good
1,296 reviews

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
EVA Air
8.5
Very good
1,296 reviews
EVA Air
8.5
Very good
1,296 reviews

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
ANA
8.4
Very good
1,020 reviews
EVA Air
8.5
Very good
1,296 reviews

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Delta
7.9
Good
8,007 reviews
EVA Air
8.5
Very good
1,296 reviews

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
United Airlines
7.4
Good
9,092 reviews
EVA Air
8.5
Very good
1,296 reviews

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
Turkish Airlines
7.3
Good
4,088 reviews
EVA Air
8.5
Very good
1,296 reviews

Overall

8.5

Crew

8.6

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

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 Delta fly from Houston to Vietnam in about 57h 23m. The time it takes to get you to your destination can typically vary by up to . Houston and Vietnam are separated by a distance of 8624 mi.

  • 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 $392 on Japan Airlines. Other airlines that offer cheap prices include EVA Air from $399 and United Airlines from $442 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 $793). Flying from Houston to Vietnam in June is currently the most expensive (average of $1,109). 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 December 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$535Average$972FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$560Average$1,155FlexibilityNo cancel feeOn-time79%
DeltaCheapest$636Average$1,043FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$739Average$1,145FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$800Average$1,244FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$804Average$1,150FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$806Average$1,034FlexibilityNo cancel feeOn-time72%
ANACheapest$868Average$1,361FlexibilityNo cancel feeOn-time80%
Turkish AirlinesCheapest$874Average$1,157FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$879Average$1,533FlexibilityNo cancel feeOn-time75%

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