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Cheap flights from Houston George Bush Intcntl Airport to Hanoi from $405

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 3/3. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:13 pm - 2:40 pm
IAH
-
HAN
33h 27m2 stops
Multiple Airlines Logo
3:40 pm - 9:07 am
HAN
-
IAH
30h 27m3 stops
$840Multiple Airlines
Thu, Jan 15 - Thu, Jan 22
Multiple Airlines Logo
4:13 pm - 10:25 pm
IAH
-
HAN
41h 12m2 stops
Multiple Airlines Logo
11:50 pm - 12:19 am
HAN
-
IAH
37h 29m2 stops
$842Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
6:20 pm - 6:40 pm
IAH
-
HAN
35h 20m3 stops
Multiple Airlines Logo
9:35 am - 7:25 am
HAN
-
IAH
34h 50m2 stops
$883Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Cathay Pacific Logo
4:36 pm - 10:05 am
IAH
-
HAN
29h 29m2 stops
Cathay Pacific Logo
11:05 am - 7:11 pm
HAN
-
IAH
44h 06m2 stops
$935Cathay Pacific
Mon, Mar 16 - Tue, Mar 24
Cathay Pacific Logo
8:00 am - 10:05 am
IAH
-
HAN
37h 05m2 stops
Cathay Pacific Logo
7:30 pm - 7:00 pm
HAN
-
IAH
36h 30m2 stops
$950Cathay Pacific
Thu, Jan 29 - Wed, Feb 18
ANA Logo
7:30 am - 11:05 pm
IAH
-
HAN
26h 35m2 stops
ANA Logo
12:25 am - 7:45 am
HAN
-
IAH
20h 20m1 stop
$959ANA
Thu, Jan 29 - Tue, Feb 17
Cathay Pacific Logo
6:21 pm - 10:05 am
IAH
-
HAN
27h 44m2 stops
Cathay Pacific Logo
11:05 am - 7:11 pm
HAN
-
IAH
44h 06m2 stops
$962Cathay Pacific
Tue, Mar 17 - Tue, Mar 24
Japan Airlines Logo
2:12 pm - 10:30 pm
IAH
-
HAN
43h 18m2 stops
Japan Airlines Logo
11:55 pm - 6:17 pm
HAN
-
IAH
31h 22m2 stops
$966Japan Airlines
Mon, Jan 12 - Mon, Jan 19
Turkish Airlines Logo
9:05 pm - 3:25 pm
IAH
-
HAN
29h 20m1 stop
Turkish Airlines Logo
8:50 am - 8:10 pm
HAN
-
IAH
47h 20m1 stop
$968Turkish Airlines
Fri, Mar 6 - Sat, Mar 21
Cathay Pacific Logo
7:42 pm - 3:40 pm
IAH
-
HAN
55h 58m2 stops
Cathay Pacific Logo
7:30 pm - 7:11 pm
HAN
-
IAH
35h 41m2 stops
$970Cathay Pacific
Mon, Mar 16 - Wed, Mar 25

Cathay Pacific flights from Houston George Bush Intcntl Airport to Hanoi

Our best Cathay Pacific deals on Houston George Bush Intcntl Airport to Hanoi flight tickets
Cathay Pacific
Mar 16
IAH4:36 pmHouston George Bush Intcntl
29h 29m
2 stops
HAN10:05 amHanoi Noibai
Mar 24
HAN11:05 amHanoi Noibai
44h 06m
2 stops
IAH7:11 pmHouston George Bush Intcntl
$935
Find similar
Cathay Pacific
Jan 29
IAH8:00 amHouston George Bush Intcntl
37h 05m
2 stops
HAN10:05 amHanoi Noibai
Feb 18
HAN7:30 pmHanoi Noibai
36h 30m
2 stops
IAH7:00 pmHouston George Bush Intcntl
$950
Find similar
Cathay Pacific
Mar 17
IAH6:21 pmHouston George Bush Intcntl
27h 44m
2 stops
HAN10:05 amHanoi Noibai
Mar 23
HAN7:30 pmHanoi Noibai
35h 41m
2 stops
IAH7:11 pmHouston George Bush Intcntl
$962
Find similar

ANA flights from Houston George Bush Intcntl Airport to Hanoi

Our best ANA deals on Houston George Bush Intcntl Airport to Hanoi flight tickets
ANA
Jan 29
IAH7:30 amHouston George Bush Intcntl
26h 35m
2 stops
HAN11:05 pmHanoi Noibai
Feb 17
HAN12:25 amHanoi Noibai
20h 20m
1 stop
IAH7:45 amHouston George Bush Intcntl
$959
Find similar
ANA
Jan 14
IAH7:30 amHouston George Bush Intcntl
26h 35m
2 stops
HAN11:05 pmHanoi Noibai
Feb 6
HAN12:25 amHanoi Noibai
31h 45m
2 stops
IAH7:10 pmHouston George Bush Intcntl
$1,003
Find similar
ANA
Jan 12
IAH7:50 pmHouston George Bush Intcntl
38h 15m
2 stops
HAN11:05 pmHanoi Noibai
Jan 18
HAN12:25 amHanoi Noibai
27h 15m
1 stop
IAH2:40 pmHouston George Bush Intcntl
$1,060
Find similar

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 December 17, 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

Thu 1/15

4:13 pm-2:40 pm

2 stops33h 27m

Hanoi Noibai

Thu 1/22

3:40 pm-9:07 am

3 stops30h 27m

$840

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 1/12

4:13 pm-10:25 pm

2 stops41h 12m

Hanoi Noibai

Mon 1/19

11:50 pm-12:19 am

2 stops37h 29m

$842

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 1/12

6:20 pm-6:40 pm

3 stops35h 20m

Hanoi Noibai

Mon 1/19

9:35 am-7:25 am

2 stops34h 50m

$883

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 3/16

4:36 pm-10:05 am

2 stops29h 29m

Hanoi Noibai

Tue 3/24

11:05 am-7:11 pm

2 stops44h 06m

$935

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Thu 1/29

8:00 am-10:05 am

2 stops37h 05m

Hanoi Noibai

Wed 2/18

7:30 pm-7:00 pm

2 stops36h 30m

$950

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Thu 1/29

7:30 am-11:05 pm

2 stops26h 35m

Hanoi Noibai

Tue 2/17

12:25 am-7:45 am

1 stop20h 20m

$959

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Tue 3/17

6:21 pm-10:05 am

2 stops27h 44m

Hanoi Noibai

Tue 3/24

11:05 am-7:11 pm

2 stops44h 06m

$962

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 1/12

2:12 pm-10:30 pm

2 stops43h 18m

Hanoi Noibai

Mon 1/19

11:55 pm-6:17 pm

2 stops31h 22m

$966

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Fri 3/6

9:05 pm-3:25 pm

1 stop29h 20m

Hanoi Noibai

Sat 3/21

8:50 am-8:10 pm

1 stop47h 20m

$968

HoustonHanoi

IAH - HAN

IAHHAN

Houston George Bush Intcntl

Mon 3/16

7:42 pm-3:40 pm

2 stops55h 58m

Hanoi Noibai

Wed 3/25

7:30 pm-7:11 pm

2 stops35h 41m

$970

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 September. Flight prices, which tend to average around $1,065, 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 October is your next best option. Flight prices from Houston George Bush Intcntl Airport to Hanoi during October average around $1,130.

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.

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 December 2025, prices for Houston George Bush Intcntl Airport to Hanoi flights are approximately 11% more expensive 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

Fastest flight time

29h 55m

Direct flights

None
The fastest flight from Houston George Bush Intcntl Airport to Hanoi takes 29h 55m
There are no direct flights from Houston George Bush Intcntl Airport to Hanoi. There are no popular flight routes from Houston George Bush Intcntl Airport to Hanoi.
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 29h 55m.

  • 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
ANAPriceFrom $922Free CancellationRating
8.4
1,027 reviews
Search ANA flights
EVA AirPriceFrom $1,034Free CancellationRating
8.5
1,297 reviews
Search EVA Air flights
United AirlinesPriceFrom $1,165Free CancellationRating
7.4
9,092 reviews
Search United Airlines 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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