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Cheap flights from Houston George Bush Intcntl Airport to Hanoi from $451

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 George Bush Intcntl Airport to Hanoi departing on 8/14. 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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Find the cheapest flights from Houston George Bush Intcntl Airport to Hanoi

Cheap round-trip flights

ANA Logo
6:30 am - 11:05 pmIAH-HAN
27h 35m2 stops
ANA Logo
12:25 am - 2:40 pmHAN-IAH
27h 15m1 stop
$796ANA
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Tue, Nov 4 - Wed, Dec 3
Cathay Pacific Logo
6:20 am - 9:55 amIAH-HAN
39h 35m2 stops
Cathay Pacific Logo
7:05 pm - 11:43 pmHAN-IAH
40h 38m2 stops
$810Cathay Pacific
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Wed, Oct 1 - Mon, Oct 20
Cathay Pacific Logo
6:35 pm - 3:35 pmIAH-HAN
33h 00m2 stops
Cathay Pacific Logo
11:05 am - 11:43 pmHAN-IAH
48h 38m2 stops
$811Cathay Pacific
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Tue, Sep 30 - Tue, Oct 28
Cathay Pacific Logo
8:10 pm - 9:55 amIAH-HAN
49h 45m2 stops
Cathay Pacific Logo
10:55 am - 10:07 pmHAN-IAH
23h 12m2 stops
$819Cathay Pacific
Find Deal
Tue, Oct 14 - Tue, Oct 21
United Airlines Logo
10:14 pm - 11:05 pmIAH-HAN
35h 51m2 stops
United Airlines Logo
12:25 am - 2:40 pmHAN-IAH
27h 15m1 stop
$824United Airlines
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Sun, Nov 2 - Wed, Dec 3
United Airlines Logo
10:05 am - 10:15 pmIAH-HAN
24h 10m1 stop
United Airlines Logo
11:35 pm - 10:08 pmHAN-IAH
34h 33m2 stops
$830United Airlines
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Wed, Sep 3 - Wed, Oct 1
Logo
11:59 am - 1:30 amIAH-HAN
49h 31m2 stops
Logo
2:30 am - 7:42 pmHAN-IAH
29h 12m2 stops
$856
Find Deal
Sun, Oct 5 - Sat, Oct 11
Logo
6:00 am - 9:50 pmIAH-HAN
27h 50m2 stops
Logo
12:25 am - 7:22 pmHAN-IAH
30h 57m2 stops
$872
Find Deal
Wed, Oct 22 - Tue, Oct 28
Delta Logo
5:30 am - 9:40 pmIAH-HAN
27h 10m2 stops
Delta Logo
12:20 pm - 10:46 pmHAN-IAH
23h 26m2 stops
$880Delta
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Wed, Nov 5 - Wed, Dec 3
Delta Logo
5:39 pm - 9:35 pmIAH-HAN
39h 56m2 stops
Delta Logo
11:10 pm - 11:59 pmHAN-IAH
36h 49m2 stops
$908Delta
Find Deal
Sat, Oct 18 - Wed, Oct 22

Delta flights from Houston George Bush Intcntl Airport to Hanoi

Our best Delta deals on Houston George Bush Intcntl Airport to Hanoi flight tickets
Delta
Nov 5
IAH5:30 amHouston George Bush Intcntl
27h 10m
2 stops
HAN9:40 pmHanoi Noibai
Dec 3
HAN12:20 pmHanoi Noibai
23h 26m
2 stops
IAH10:46 pmHouston George Bush Intcntl
$880
Find similar
Delta
Oct 18
IAH5:39 pmHouston George Bush Intcntl
39h 56m
2 stops
HAN9:35 pmHanoi Noibai
Oct 22
HAN11:10 pmHanoi Noibai
36h 49m
2 stops
IAH11:59 pmHouston George Bush Intcntl
$908
Find similar
Delta
Aug 15
IAH7:40 amHouston George Bush Intcntl
39h 00m
2 stops
HAN10:40 amHanoi Noibai
Sep 4
HAN12:00 pmHanoi Noibai
21h 38m
2 stops
IAH9:38 pmHouston George Bush Intcntl
$952
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Emirates flights from Houston George Bush Intcntl Airport to Hanoi

Our best Emirates deals on Houston George Bush Intcntl Airport to Hanoi flight tickets
Emirates
Aug 15
IAH7:55 pmHouston George Bush Intcntl
29h 20m
1 stop
HAN1:15 pmHanoi Noibai
Sep 3
HAN1:30 amHanoi Noibai
27h 20m
1 stop
IAH4:50 pmHouston George Bush Intcntl
$1,836
Find similar
Emirates
Aug 15
IAH7:55 pmHouston George Bush Intcntl
29h 20m
1 stop
HAN1:15 pmHanoi Noibai
Sep 3
HAN1:30 amHanoi Noibai
27h 20m
1 stop
IAH4:50 pmHouston George Bush Intcntl
$1,837
Find similar
Emirates
Aug 15
IAH7:55 pmHouston George Bush Intcntl
29h 20m
1 stop
HAN1:15 pmHanoi Noibai
Sep 3
HAN1:30 amHanoi Noibai
27h 20m
1 stop
IAH4:50 pmHouston George Bush Intcntl
$2,924
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momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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 August 7, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Hanoi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 11/4

6:30 am-11:05 pm

2 stops27h 35m

Hanoi Noibai

Wed 12/3

12:25 am-2:40 pm

1 stop27h 15m

$796

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Wed 10/1

6:20 am-9:55 am

2 stops39h 35m

Hanoi Noibai

Mon 10/20

7:05 pm-11:43 pm

2 stops40h 38m

$810

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 9/30

6:35 pm-3:35 pm

2 stops33h 00m

Hanoi Noibai

Tue 10/28

11:05 am-11:43 pm

2 stops48h 38m

$811

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 10/14

8:10 pm-9:55 am

2 stops49h 45m

Hanoi Noibai

Tue 10/21

10:55 am-10:07 pm

2 stops23h 12m

$819

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Sun 11/2

10:14 pm-11:05 pm

2 stops35h 51m

Hanoi Noibai

Wed 12/3

12:25 am-2:40 pm

1 stop27h 15m

$824

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Wed 9/3

10:05 am-10:15 pm

1 stop24h 10m

Hanoi Noibai

Wed 10/1

11:35 pm-10:08 pm

2 stops34h 33m

$830

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Sun 10/5

11:59 am-1:30 am

2 stops49h 31m

Hanoi Noibai

Sat 10/11

2:30 am-7:42 pm

2 stops29h 12m

$856

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Wed 10/22

6:00 am-9:50 pm

2 stops27h 50m

Hanoi Noibai

Tue 10/28

12:25 am-7:22 pm

2 stops30h 57m

$872

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Wed 11/5

5:30 am-9:40 pm

2 stops27h 10m

Hanoi Noibai

Wed 12/3

12:20 pm-10:46 pm

2 stops23h 26m

$880

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Sat 10/18

5:39 pm-9:35 pm

2 stops39h 56m

Hanoi Noibai

Wed 10/22

11:10 pm-11:59 pm

2 stops36h 49m

$908

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 George Bush Intcntl Airport 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 George Bush Intcntl Airport is in November. Flight prices, which tend to average around $1,057, 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 September is your next best option. Flight prices from Houston George Bush Intcntl Airport to Hanoi during September average around $1,082.

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 George Bush Intcntl Airport. 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 George Bush Intcntl Airport 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.

How far in advance should I book a flight to Hanoi?

You are more likely to see cheaper flights to Hanoi from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $1,293 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Houston George Bush Intcntl Airport for as low as $1,008 on momondo.

Can stopping save me money on Houston George Bush Intcntl Airport to Hanoi flights?

You could potentially save up to 22% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Hanoi flight.

How have Houston George Bush Intcntl Airport to Hanoi flight prices changed over time?

As of August 2025, prices for Houston George Bush Intcntl Airport to Hanoi flights are approximately 22% cheaper when compared to flights at the same time last year.

When to book flights from Houston George Bush Intcntl Airport to Hanoi

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Hanoi according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Hanoi (IAH to HAN) flight deals and tips

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

Best Price Found

$451

Fastest flight time

21h 30m

Direct flights

None

Airports in Hanoi

1 airport
The best one-way flight to Hanoi from Houston George Bush Intcntl Airport in the past 72 hours is $451. The best round-trip flight deal from Houston George Bush Intcntl Airport to Hanoi found on momondo in the last 72 hours is $796.
The fastest flight from Houston George Bush Intcntl Airport to Hanoi takes 21h 30m
There are no direct flights from Houston George Bush Intcntl Airport to Hanoi. Popular non-direct route for this connection is Houston George Bush Intcntl Airport - Hanoi Noibai Airport.
There is 1 airport near Hanoi: Hanoi Noibai (HAN)
Search flight deals

  • How far is Houston George Bush Intcntl to Hanoi Noibai by plane?

    There are 8636.4 mi between Houston George Bush Intcntl and Hanoi Noibai. In terms of flight time, this usually takes a little over 24h 10m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Hanoi Noibai Airport.

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

    The travel and health documents you'll need for your trip to Hanoi Noibai Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Hanoi Noibai Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Houston George Bush Intcntl Airport to Hanoi?

Best airlines flying from Houston George Bush Intcntl Airport to Hanoi

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Hanoi with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $897Free CancellationRating
7.3
3,932 reviews
Search Turkish Airlines flights
ANAPriceFrom $922Free CancellationRating
8.4
926 reviews
Search ANA flights
United AirlinesPriceFrom $983Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights
EVA AirPriceFrom $1,000Free CancellationRating
8.4
1,225 reviews
Search EVA Air flights

Why use momondo?

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

It is quick and easy to find Houston to Hanoi flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Hanoi that suits you.

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

Yes. momondo enables you to select and highlight flights to Hanoi from Houston with this policy.

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?

If you are simply researching potential flights to Hanoi, momondo offers a useful price alert feature which will track prices for flights to Hanoi from Houston and alert you when they change.

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