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Cheap flights from Chicago O'Hare Intl Airport to Hanoi from $362

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Hanoi departing on 2/15. 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 Chicago O'Hare Intl Airport to Hanoi

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 12:40 pmORD-HAN
42h 10m2 stops
Multiple Airlines Logo
1:55 pm - 11:00 pmHAN-ORD
46h 05m2 stops
$768Multiple Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
Korean Air Logo
12:25 pm - 9:45 pmORD-HAN
21h 20m1 stop
Korean Air Logo
12:00 pm - 9:40 amHAN-ORD
33h 40m1 stop
$822Korean Air
Find Deal
Tue, Mar 10 - Tue, Mar 31
ANA Logo
10:30 am - 11:05 pmORD-HAN
23h 35m1 stop
ANA Logo
12:25 am - 1:50 pmHAN-ORD
26h 25m1 stop
$841ANA
Find Deal
Sun, Jan 18 - Fri, Feb 6
Delta Logo
6:00 am - 9:45 pmORD-HAN
26h 45m2 stops
Delta Logo
12:20 pm - 9:36 pmHAN-ORD
22h 16m2 stops
$868Delta
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Thu, Nov 13 - Sun, Nov 23
Delta Logo
6:45 am - 9:45 pmORD-HAN
26h 00m2 stops
Delta Logo
11:05 pm - 10:30 pmHAN-ORD
36h 25m2 stops
$880Delta
Find Deal
Thu, Nov 13 - Mon, Nov 17
ANA Logo
6:47 am - 11:05 pmORD-HAN
27h 18m2 stops
ANA Logo
12:25 am - 1:50 pmHAN-ORD
26h 25m1 stop
$885ANA
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Sun, Jan 18 - Fri, Feb 6
Turkish Airlines Logo
11:50 am - 3:25 pmORD-HAN
38h 35m1 stop
Turkish Airlines Logo
8:50 am - 10:05 amHAN-ORD
38h 15m1 stop
$893Turkish Airlines
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Tue, Dec 2 - Wed, Dec 10
Turkish Airlines Logo
11:50 am - 3:25 pmORD-HAN
38h 35m1 stop
Turkish Airlines Logo
10:55 pm - 10:05 amHAN-ORD
24h 10m1 stop
$911Turkish Airlines
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Sun, Nov 30 - Wed, Dec 17
EVA Air Logo
12:30 am - 5:15 pmORD-HAN
28h 45m1 stop
EVA Air Logo
6:00 pm - 9:00 pmHAN-ORD
39h 00m1 stop
$948EVA Air
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Tue, Mar 17 - Tue, Mar 31
EVA Air Logo
12:30 am - 4:50 pmORD-HAN
28h 20m1 stop
EVA Air Logo
6:00 pm - 9:00 pmHAN-ORD
39h 00m1 stop
$951EVA Air
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Sun, Apr 5 - Sun, Apr 19

Korean Air flights from Chicago O'Hare Intl Airport to Hanoi

Our best Korean Air deals on Chicago O'Hare Intl Airport to Hanoi flight tickets
Korean Air
Mar 10
ORD12:25 pmChicago O'Hare Intl
21h 20m
1 stop
HAN9:45 pmHanoi Noibai
Mar 31
HAN12:00 pmHanoi Noibai
33h 40m
1 stop
ORD9:40 amChicago O'Hare Intl
$822
Find similar
Korean Air
Nov 9
ORD11:15 amChicago O'Hare Intl
21h 30m
1 stop
HAN9:45 pmHanoi Noibai
Nov 17
HAN11:05 pmHanoi Noibai
22h 25m
1 stop
ORD8:30 amChicago O'Hare Intl
$830
Find similar
Korean Air
Nov 16
ORD11:15 amChicago O'Hare Intl
21h 30m
1 stop
HAN9:45 pmHanoi Noibai
Nov 23
HAN12:20 pmHanoi Noibai
33h 10m
1 stop
ORD8:30 amChicago O'Hare Intl
$866
Find similar

Cathay Pacific flights from Chicago O'Hare Intl Airport to Hanoi

Our best Cathay Pacific deals on Chicago O'Hare Intl Airport to Hanoi flight tickets
Cathay Pacific
Apr 6
ORD4:00 pmChicago O'Hare Intl
38h 05m
1 stop
HAN6:05 pmHanoi Noibai
Apr 19
HAN10:55 amHanoi Noibai
39h 30m
1 stop
ORD2:25 pmChicago O'Hare Intl
$836
Find similar
Cathay Pacific
Oct 23
ORD4:00 pmChicago O'Hare Intl
38h 05m
1 stop
HAN6:05 pmHanoi Noibai
Nov 5
HAN11:05 amHanoi Noibai
38h 50m
1 stop
ORD12:55 pmChicago O'Hare Intl
$840
Find similar
Cathay Pacific
Jan 21
ORD2:35 pmChicago O'Hare Intl
30h 30m
1 stop
HAN10:05 amHanoi Noibai
Feb 11
HAN11:05 amHanoi Noibai
38h 50m
1 stop
ORD12:55 pmChicago O'Hare Intl
$845
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl 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 October 16, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Hanoi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 10/30

6:30 am-12:40 pm

2 stops42h 10m

Hanoi Noibai

Thu 11/6

1:55 pm-11:00 pm

2 stops46h 05m

$768

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 3/10

12:25 pm-9:45 pm

1 stop21h 20m

Hanoi Noibai

Tue 3/31

12:00 pm-9:40 am

1 stop33h 40m

$822

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sun 1/18

10:30 am-11:05 pm

1 stop23h 35m

Hanoi Noibai

Fri 2/6

12:25 am-1:50 pm

1 stop26h 25m

$841

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 11/13

6:00 am-9:45 pm

2 stops26h 45m

Hanoi Noibai

Sun 11/23

12:20 pm-9:36 pm

2 stops22h 16m

$868

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 11/13

6:45 am-9:45 pm

2 stops26h 00m

Hanoi Noibai

Mon 11/17

11:05 pm-10:30 pm

2 stops36h 25m

$880

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sun 1/18

6:47 am-11:05 pm

2 stops27h 18m

Hanoi Noibai

Fri 2/6

12:25 am-1:50 pm

1 stop26h 25m

$885

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 12/2

11:50 am-3:25 pm

1 stop38h 35m

Hanoi Noibai

Wed 12/10

8:50 am-10:05 am

1 stop38h 15m

$893

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sun 11/30

11:50 am-3:25 pm

1 stop38h 35m

Hanoi Noibai

Wed 12/17

10:55 pm-10:05 am

1 stop24h 10m

$911

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 3/17

12:30 am-5:15 pm

1 stop28h 45m

Hanoi Noibai

Tue 3/31

6:00 pm-9:00 pm

1 stop39h 00m

$948

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sun 4/5

12:30 am-4:50 pm

1 stop28h 20m

Hanoi Noibai

Sun 4/19

6:00 pm-9:00 pm

1 stop39h 00m

$951

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 Chicago O'Hare Intl 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 typical price of a round-trip flight between Chicago O'Hare Intl Airport and Hanoi?

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from Chicago O'Hare Intl Airport is in September. Flight prices, which tend to average around $865, 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 April is your next best option. Flight prices from Chicago O'Hare Intl Airport to Hanoi during April average around $898.

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

According to our data, Wednesday is the cheapest day to fly to Hanoi from Chicago O'Hare Intl Airport. The lowest ticket price found for a Wednesday departure recently was $1,185. 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 Friday as prices are generally higher than usual. According to our data, the average ticket price to Hanoi on Friday is $1,306.

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 at noon. Flights from Chicago O'Hare Intl Airport to Hanoi during this time can be as low as $944. Try not to purchase tickets in the afternoon because they tend to be around $1,394. 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 Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $1,184 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Chicago O'Hare Intl Airport for as low as $842 on momondo.

Can stopping save me money on Chicago O'Hare Intl Airport to Hanoi flights?

You could potentially save up to 29% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Hanoi flight.

How have Chicago O'Hare Intl Airport to Hanoi flight prices changed over time?

When to book flights from Chicago O'Hare Intl Airport to Hanoi

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

Cheap Chicago O'Hare Intl Airport to Hanoi (ORD to HAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Hanoi

Direct flights

None
There are no direct flights from Chicago O'Hare Intl Airport to Hanoi. There are no popular flight routes from Chicago O'Hare Intl Airport to Hanoi.
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  • How far is Chicago O'Hare Intl to Hanoi Noibai by plane?

    A flight from Chicago O'Hare Intl to Hanoi Noibai will travel around 7991.1 mi. In terms of flight time, this usually takes a little over 21h 20m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Hanoi Noibai Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Hanoi Noibai Airport were last updated today.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Hanoi Noibai Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Hanoi Noibai Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Hanoi Noibai Airport.

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

    The necessary travel and health documents for your Hanoi Noibai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Hanoi?

Best airlines flying from Chicago O'Hare Intl Airport to Hanoi

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Hanoi with momondo
Airline
Rating
Free Cancellation
Price
ANAPriceFrom $683Free CancellationRating
8.4
986 reviews
Search ANA flights
Cathay PacificPriceFrom $696Free CancellationRating
7.6
1,028 reviews
Search Cathay Pacific flights
Korean AirPriceFrom $750Free CancellationRating
8.4
1,149 reviews
Search Korean Air flights
Turkish AirlinesPriceFrom $807Free CancellationRating
7.3
4,010 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $829Free CancellationRating
7.4
8,982 reviews
Search United Airlines flights
Japan AirlinesPriceFrom $869Free CancellationRating
8.3
1,579 reviews
Search Japan Airlines flights
DeltaPriceFrom $879Free CancellationRating
7.9
7,982 reviews
Search Delta flights
EVA AirPriceFrom $978Free CancellationRating
8.4
1,251 reviews
Search EVA Air flights

Why use momondo?

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

It is quick and easy to find Chicago 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 Chicago to Hanoi with flexible booking policies on momondo?

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

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

momondo provides multiple filters to help you find the best flight to Hanoi from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Hanoi from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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