Cheap flights from Houston to Hanoi from $395

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Hanoi departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Multiple Airlines Logo
11:42 am - 1:30 amIAH-HAN
49h 48m2 stops
Multiple Airlines Logo
11:25 am - 7:42 pmHAN-IAH
44h 17m2 stops
$778Multiple Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Multiple Airlines Logo
6:44 am - 1:30 amIAH-HAN
54h 46m2 stops
Multiple Airlines Logo
1:45 am - 5:20 amHAN-IAH
39h 35m2 stops
$789Multiple Airlines
Find Deal
Tue, Oct 14 - Mon, Oct 20
Turkish Airlines Logo
9:05 pm - 3:25 pmIAH-HAN
29h 20m1 stop
Turkish Airlines Logo
8:50 am - 7:10 pmHAN-IAH
47h 20m1 stop
$895Turkish Airlines
Find Deal
Tue, Dec 2 - Wed, Dec 10
Turkish Airlines Logo
9:05 pm - 3:25 pmIAH-HAN
29h 20m1 stop
Turkish Airlines Logo
8:50 am - 7:10 pmHAN-IAH
47h 20m1 stop
$918Turkish Airlines
Find Deal
Tue, Dec 2 - Wed, Dec 10
United Airlines Logo
11:25 am - 11:05 pmIAH-HAN
23h 40m1 stop
United Airlines Logo
12:25 am - 12:43 amHAN-IAH
37h 18m2 stops
$927United Airlines
Find Deal
Thu, Oct 30 - Wed, Nov 5
United Airlines Logo
7:21 am - 10:15 pmIAH-HAN
26h 54m2 stops
United Airlines Logo
12:25 am - 8:39 pmHAN-IAH
32h 14m2 stops
$932United Airlines
Find Deal
Tue, Sep 30 - Mon, Oct 27
ANA Logo
6:30 am - 11:05 pmIAH-HAN
27h 35m2 stops
ANA Logo
12:25 am - 12:15 amHAN-IAH
35h 50m2 stops
$955ANA
Find Deal
Wed, Mar 4 - Tue, Mar 24
ANA Logo
7:20 am - 11:05 pmIAH-HAN
26h 45m2 stops
ANA Logo
11:35 pm - 6:25 pmHAN-IAH
30h 50m2 stops
$970ANA
Find Deal
Sun, Feb 8 - Mon, Apr 20
EVA Air Logo
6:55 pm - 11:35 amIAH-HAN
27h 40m2 stops
EVA Air Logo
12:35 pm - 10:00 pmHAN-IAH
21h 25m1 stop
$1,015EVA Air
Find Deal
Wed, Feb 25 - Wed, Mar 18
EVA Air Logo
7:10 pm - 4:50 pmIAH-HAN
33h 40m2 stops
EVA Air Logo
6:00 pm - 10:15 pmHAN-IAH
40h 15m1 stop
$1,016EVA Air
Find Deal
Tue, Oct 14 - Tue, Oct 21

United Airlines flights from Houston to Hanoi

Our best United Airlines deals on Houston to Hanoi flight tickets
United Airlines
Oct 30
IAH11:25 amHouston George Bush Intcntl
23h 40m
1 stop
HAN11:05 pmHanoi Noibai
Nov 5
HAN12:25 amHanoi Noibai
37h 18m
2 stops
IAH12:43 amHouston George Bush Intcntl
United Airlines
Sep 30
IAH7:21 amHouston George Bush Intcntl
26h 54m
2 stops
HAN10:15 pmHanoi Noibai
Oct 27
HAN12:25 amHanoi Noibai
32h 14m
2 stops
IAH8:39 pmHouston George Bush Intcntl
United Airlines
Sep 28
IAH10:05 amHouston George Bush Intcntl
24h 10m
1 stop
HAN10:15 pmHanoi Noibai
Oct 26
HAN12:25 amHanoi Noibai
35h 34m
2 stops
IAH11:59 pmHouston George Bush Intcntl

Cathay Pacific flights from Houston to Hanoi

Our best Cathay Pacific deals on Houston to Hanoi flight tickets
Cathay Pacific
Oct 1
IAH10:33 amHouston George Bush Intcntl
35h 22m
2 stops
HAN9:55 amHanoi Noibai
Oct 20
HAN7:05 pmHanoi Noibai
39h 02m
2 stops
IAH10:07 pmHouston George Bush Intcntl
Cathay Pacific
Oct 1
IAH6:20 amHouston George Bush Intcntl
39h 35m
2 stops
HAN9:55 amHanoi Noibai
Oct 20
HAN7:05 pmHanoi Noibai
40h 38m
2 stops
IAH11:43 pmHouston George Bush Intcntl
Cathay Pacific
Sep 30
IAH2:04 pmHouston George Bush Intcntl
40h 01m
2 stops
HAN6:05 pmHanoi Noibai
Oct 28
HAN11:05 amHanoi Noibai
48h 38m
2 stops
IAH11:43 pmHouston George Bush Intcntl

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Hanoi 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Houston to Hanoi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 10/14

11:42 am-1:30 am

2 stops49h 48m

Hanoi Noibai

Tue 10/21

11:25 am-7:42 pm

2 stops44h 17m

$778

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 10/14

6:44 am-1:30 am

2 stops54h 46m

Hanoi Noibai

Mon 10/20

1:45 am-5:20 am

2 stops39h 35m

$789

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 12/2

9:05 pm-3:25 pm

1 stop29h 20m

Hanoi Noibai

Wed 12/10

8:50 am-7:10 pm

1 stop47h 20m

$895

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 12/2

9:05 pm-3:25 pm

1 stop29h 20m

Hanoi Noibai

Wed 12/10

8:50 am-7:10 pm

1 stop47h 20m

$918

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Thu 10/30

11:25 am-11:05 pm

1 stop23h 40m

Hanoi Noibai

Wed 11/5

12:25 am-12:43 am

2 stops37h 18m

$927

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 9/30

7:21 am-10:15 pm

2 stops26h 54m

Hanoi Noibai

Mon 10/27

12:25 am-8:39 pm

2 stops32h 14m

$932

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Wed 3/4

6:30 am-11:05 pm

2 stops27h 35m

Hanoi Noibai

Tue 3/24

12:25 am-12:15 am

2 stops35h 50m

$955

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Sun 2/8

7:20 am-11:05 pm

2 stops26h 45m

Hanoi Noibai

Mon 4/20

11:35 pm-6:25 pm

2 stops30h 50m

$970

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Wed 2/25

6:55 pm-11:35 am

2 stops27h 40m

Hanoi Noibai

Wed 3/18

12:35 pm-10:00 pm

1 stop21h 25m

$1,015

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 10/14

7:10 pm-4:50 pm

2 stops33h 40m

Hanoi Noibai

Tue 10/21

6:00 pm-10:15 pm

1 stop40h 15m

$1,016

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Hanoi from

How to get the cheapest flight ticket from Houston to Hanoi

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from Houston is in September. Flight prices, which tend to average around $1,032, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in September, then August is your next best option. Flight prices from Houston to Hanoi during August average around $1,058.

What is the cheapest day to depart on your flight to Hanoi?

According to our data, Friday is the cheapest day to fly to Hanoi from Houston. The lowest ticket price found for a Friday departure recently was $1,150. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Hanoi on Monday is $1,398.

What is the cheapest time of day to depart on your flight to Hanoi?

Our most recent data shows that the best time of day to fly to Hanoi is in the afternoon. Flights from Houston to Hanoi during this time can be as low as $1,239. Try not to purchase tickets in the morning because they tend to be around $1,258. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Houston to Hanoi flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Hanoi

Direct flights

None
There are no direct flights from Houston to Hanoi. There are no popular flight routes from Houston to Hanoi.
  • How far is Houston to Hanoi Noibai by plane?

    The straight-line distance from Houston to Hanoi Noibai is 8650.2 mi. Typically, this will take 23h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston to Hanoi Noibai Airport?

    Prices for flights from Houston to Hanoi Noibai Airport are updated daily.

  • How many operators does momondo search for flights from Houston to Hanoi Noibai Airport?

  • How old do you have to be to fly from Houston to Hanoi Noibai Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Hanoi Noibai Airport.

  • What documentation or ID do you need to fly to Hanoi Noibai Airport?

    The travel and health documents required for your trip to Hanoi Noibai Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hanoi Noibai Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Hanoi

Compare and see reviews for airlines that fly from Houston to Hanoi with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $874Free CancellationRating
7.3
3,965 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $915Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
ANAPriceFrom $922Free CancellationRating
8.4
964 reviews
Search ANA flights
EVA AirPriceFrom $1,037Free CancellationRating
8.4
1,237 reviews
Search EVA Air flights
Singapore AirlinesPriceFrom $1,317Free CancellationRating
8.1
1,367 reviews
Search Singapore Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Hanoi?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Hanoi. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Houston to Hanoi with flexible booking policies on momondo?

Flights from Houston to Hanoi with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Houston to Hanoi?

Once you have performed a search for Houston to Hanoi flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Houston to Hanoi right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Houston to Hanoi flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Fri 10/17
Fri 10/24

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