Cheap flights from Houston to Hanoi from $413

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 9/16. 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

American Airlines Logo
9:01 am - 9:50 pmIAH-HAN
24h 49m2 stops
American Airlines Logo
11:20 pm - 7:03 pmHAN-IAH
31h 43m2 stops
$832American Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
American Airlines Logo
6:00 am - 9:50 pmHOU-HAN
27h 50m2 stops
American Airlines Logo
11:20 pm - 10:14 pmHAN-HOU
34h 54m2 stops
$832American Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
United Airlines Logo
5:00 am - 10:15 pmIAH-HAN
29h 15m2 stops
United Airlines Logo
11:35 pm - 6:43 pmHAN-IAH
31h 08m2 stops
$926United Airlines
Find Deal
Mon, Sep 22 - Mon, Oct 6
United Airlines Logo
5:15 am - 11:05 pmIAH-HAN
28h 50m2 stops
United Airlines Logo
11:35 pm - 11:24 pmHAN-IAH
35h 49m2 stops
$932United Airlines
Find Deal
Mon, Mar 2 - Tue, Mar 31
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
$949Turkish Airlines
Find Deal
Thu, Dec 4 - Wed, Dec 17
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
$951Turkish Airlines
Find Deal
Tue, Dec 2 - Wed, Dec 10
ANA Logo
7:35 am - 11:05 pmIAH-HAN
26h 30m2 stops
ANA Logo
12:25 am - 12:15 amHAN-IAH
35h 50m2 stops
$955ANA
Find Deal
Wed, Feb 18 - Tue, Mar 17
ANA Logo
10:05 am - 10:15 pmIAH-HAN
24h 10m1 stop
ANA Logo
11:35 pm - 8:45 amHAN-IAH
21h 10m1 stop
$959ANA
Find Deal
Mon, Sep 22 - Mon, Oct 6
EVA Air Logo
11:30 pm - 11:35 amIAH-HAN
23h 05m1 stop
EVA Air Logo
6:00 pm - 10:15 pmHAN-IAH
40h 15m1 stop
$993EVA Air
Find Deal
Mon, Mar 2 - Tue, Mar 31
EVA Air Logo
1:10 am - 4:50 pmIAH-HAN
27h 40m1 stop
EVA Air Logo
6:00 pm - 10:25 pmHAN-IAH
40h 25m1 stop
$997EVA Air
Find Deal
Tue, Sep 16 - Sun, Sep 21

United Airlines flights from Houston to Hanoi

Our best United Airlines deals on Houston to Hanoi flight tickets
United Airlines
Sep 22
IAH5:00 amHouston George Bush Intcntl
29h 15m
2 stops
HAN10:15 pmHanoi Noibai
Oct 6
HAN11:35 pmHanoi Noibai
31h 08m
2 stops
IAH6:43 pmHouston George Bush Intcntl
United Airlines
Mar 2
IAH5:15 amHouston George Bush Intcntl
28h 50m
2 stops
HAN11:05 pmHanoi Noibai
Mar 31
HAN11:35 pmHanoi Noibai
35h 49m
2 stops
IAH11:24 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
36h 18m
2 stops
IAH12:43 amHouston 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
36h 17m
2 stops
IAH7:22 pmHouston George Bush Intcntl
Cathay Pacific
Sep 30
IAH6:20 amHouston George Bush Intcntl
39h 35m
2 stops
HAN9:55 amHanoi Noibai
Oct 28
HAN11:05 amHanoi Noibai
23h 02m
2 stops
IAH10:07 pmHouston George Bush Intcntl
Cathay Pacific
Oct 23
IAH10:52 amHouston George Bush Intcntl
43h 13m
2 stops
HAN6:05 pmHanoi Noibai
Oct 30
HAN11:05 amHanoi Noibai
24h 47m
2 stops
IAH11:52 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 3, 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

9:01 am-9:50 pm

2 stops24h 49m

Hanoi Noibai

Tue 10/21

11:20 pm-7:03 pm

2 stops31h 43m

$832

HoustonHanoi

HOU - HAN

HOUHAN

Houston Hobby

Tue 10/14

6:00 am-9:50 pm

2 stops27h 50m

Hanoi Noibai

Tue 10/21

11:20 pm-10:14 pm

2 stops34h 54m

$832

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 9/22

5:00 am-10:15 pm

2 stops29h 15m

Hanoi Noibai

Mon 10/6

11:35 pm-6:43 pm

2 stops31h 08m

$926

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 3/2

5:15 am-11:05 pm

2 stops28h 50m

Hanoi Noibai

Tue 3/31

11:35 pm-11:24 pm

2 stops35h 49m

$932

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Thu 12/4

9:05 pm-3:25 pm

1 stop29h 20m

Hanoi Noibai

Wed 12/17

8:50 am-7:10 pm

1 stop47h 20m

$949

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

$951

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Wed 2/18

7:35 am-11:05 pm

2 stops26h 30m

Hanoi Noibai

Tue 3/17

12:25 am-12:15 am

2 stops35h 50m

$955

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 9/22

10:05 am-10:15 pm

1 stop24h 10m

Hanoi Noibai

Mon 10/6

11:35 pm-8:45 am

1 stop21h 10m

$959

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 3/2

11:30 pm-11:35 am

1 stop23h 05m

Hanoi Noibai

Tue 3/31

6:00 pm-10:15 pm

1 stop40h 15m

$993

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 9/16

1:10 am-4:50 pm

1 stop27h 40m

Hanoi Noibai

Sun 9/21

6:00 pm-10:25 pm

1 stop40h 25m

$997

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 typical price of a round-trip flight between Houston and Hanoi?

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from Houston is in November. Flight prices, which tend to average around $997, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in November, then October is your next best option. Flight prices from Houston to Hanoi during October average around $1,075.

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 21h 55m 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
3,954 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $915Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
ANAPriceFrom $922Free CancellationRating
8.4
947 reviews
Search ANA flights
EVA AirPriceFrom $1,037Free CancellationRating
8.4
1,235 reviews
Search EVA Air flights
Singapore AirlinesPriceFrom $1,317Free CancellationRating
8.1
1,355 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
Mon 9/8
Mon 9/15

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