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Cheap flights from Chicago O'Hare Intl Airport to Hanoi from $452

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 9/1. 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.
Cathay Pacific Logo
4:00 pm - 3:35 pm
ORD
-
HAN
35h 35m
1 stop
Cathay Pacific Logo
10:55 am - 1:55 pm
HAN
-
ORD
39h 00m
1 stop
$867Cathay Pacific
Mon, Sep 14 - Tue, Sep 22
Cathay Pacific Logo
4:15 pm - 3:35 pm
ORD
-
HAN
35h 20m
1 stop
Cathay Pacific Logo
7:10 pm - 1:55 pm
HAN
-
ORD
30h 45m
1 stop
$908Cathay Pacific
Mon, Sep 28 - Mon, Oct 12
Cathay Pacific Logo
4:15 pm - 6:10 pm
ORD
-
HAN
37h 55m
1 stop
Cathay Pacific Logo
10:25 am - 1:55 pm
HAN
-
ORD
39h 30m
1 stop
$912Cathay Pacific
Thu, Oct 8 - Wed, Oct 21
Cathay Pacific Logo
4:00 pm - 3:35 pm
ORD
-
HAN
35h 35m
1 stop
Cathay Pacific Logo
7:10 pm - 1:55 pm
HAN
-
ORD
30h 45m
1 stop
$917Cathay Pacific
Fri, Sep 4 - Sun, Sep 20
Cathay Pacific Logo
4:15 pm - 9:55 am
ORD
-
HAN
29h 40m
1 stop
Cathay Pacific Logo
7:10 pm - 1:55 pm
HAN
-
ORD
30h 45m
1 stop
$937Cathay Pacific
Mon, Oct 5 - Mon, Oct 19
Cathay Pacific Logo
4:15 pm - 9:55 am
ORD
-
HAN
29h 40m
1 stop
Cathay Pacific Logo
7:10 pm - 1:55 pm
HAN
-
ORD
30h 45m
1 stop
$942Cathay Pacific
Thu, Oct 8 - Wed, Oct 21
Cathay Pacific Logo
2:35 pm - 6:30 pm
ORD
-
HAN
38h 55m
1 stop
Cathay Pacific Logo
11:05 am - 12:55 pm
HAN
-
ORD
38h 50m
1 stop
$953Cathay Pacific
Tue, Nov 3 - Tue, Nov 10
Cathay Pacific Logo
4:00 pm - 3:35 pm
ORD
-
HAN
35h 35m
1 stop
Cathay Pacific Logo
10:55 am - 1:55 pm
HAN
-
ORD
39h 00m
1 stop
$958Cathay Pacific
Fri, Sep 4 - Sun, Sep 20
Cathay Pacific Logo
4:00 pm - 3:35 pm
ORD
-
HAN
35h 35m
1 stop
Cathay Pacific Logo
10:55 am - 1:55 pm
HAN
-
ORD
39h 00m
1 stop
$962Cathay Pacific
Thu, Sep 10 - Sat, Sep 26
Cathay Pacific Logo
4:00 pm - 3:35 pm
ORD
-
HAN
35h 35m
1 stop
Cathay Pacific Logo
10:55 am - 1:55 pm
HAN
-
ORD
39h 00m
1 stop
$965Cathay Pacific
Tue, Sep 8 - Sat, Sep 26

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
Sep 14
ORD4:00 pmChicago O'Hare Intl
35h 35m
1 stop
HAN3:35 pmHanoi Noibai
Sep 22
HAN10:55 amHanoi Noibai
39h 00m
1 stop
ORD1:55 pmChicago O'Hare Intl
$867
Cathay Pacific
Sep 28
ORD4:15 pmChicago O'Hare Intl
35h 20m
1 stop
HAN3:35 pmHanoi Noibai
Oct 12
HAN7:10 pmHanoi Noibai
30h 45m
1 stop
ORD1:55 pmChicago O'Hare Intl
$908
Cathay Pacific
Oct 8
ORD4:15 pmChicago O'Hare Intl
37h 55m
1 stop
HAN6:10 pmHanoi Noibai
Oct 21
HAN10:25 amHanoi Noibai
39h 30m
1 stop
ORD1:55 pmChicago O'Hare Intl
$912

Turkish Airlines flights from Chicago O'Hare Intl Airport to Hanoi

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to Hanoi flight tickets
Turkish Airlines
Jun 1
ORD8:10 pmChicago O'Hare Intl
31h 30m
1 stop
HAN3:40 pmHanoi Noibai
Jun 10
HAN10:55 pmHanoi Noibai
22h 45m
1 stop
ORD9:40 amChicago O'Hare Intl
$1,715
Turkish Airlines
Jun 1
ORD8:10 pmChicago O'Hare Intl
31h 30m
1 stop
HAN3:40 pmHanoi Noibai
Jun 10
HAN10:55 pmHanoi Noibai
22h 45m
1 stop
ORD9:40 amChicago O'Hare Intl
$1,793

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 May 22, 2026.
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

Cheapest round-trip

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Mon 9/14

4:00 pm-3:35 pm

1 stop35h 35m

Hanoi Noibai

Tue 9/22

10:55 am-1:55 pm

1 stop39h 00m

$867

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Mon 9/28

4:15 pm-3:35 pm

1 stop35h 20m

Hanoi Noibai

Mon 10/12

7:10 pm-1:55 pm

1 stop30h 45m

$908

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 10/8

4:15 pm-6:10 pm

1 stop37h 55m

Hanoi Noibai

Wed 10/21

10:25 am-1:55 pm

1 stop39h 30m

$912

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Fri 9/4

4:00 pm-3:35 pm

1 stop35h 35m

Hanoi Noibai

Sun 9/20

7:10 pm-1:55 pm

1 stop30h 45m

$917
Quickest round-trip

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Mon 10/5

4:15 pm-9:55 am

1 stop29h 40m

Hanoi Noibai

Mon 10/19

7:10 pm-1:55 pm

1 stop30h 45m

$937

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 10/8

4:15 pm-9:55 am

1 stop29h 40m

Hanoi Noibai

Wed 10/21

7:10 pm-1:55 pm

1 stop30h 45m

$942

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 11/3

2:35 pm-6:30 pm

1 stop38h 55m

Hanoi Noibai

Tue 11/10

11:05 am-12:55 pm

1 stop38h 50m

$953

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Fri 9/4

4:00 pm-3:35 pm

1 stop35h 35m

Hanoi Noibai

Sun 9/20

10:55 am-1:55 pm

1 stop39h 00m

$958

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 9/10

4:00 pm-3:35 pm

1 stop35h 35m

Hanoi Noibai

Sat 9/26

10:55 am-1:55 pm

1 stop39h 00m

$962

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 9/8

4:00 pm-3:35 pm

1 stop35h 35m

Hanoi Noibai

Sat 9/26

10:55 am-1:55 pm

1 stop39h 00m

$965

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 $867, 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 January is your next best option. Flight prices from Chicago O'Hare Intl Airport to Hanoi during January average around $903.

How far in advance should I book a flight from Chicago O'Hare Intl Airport 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 $1,150 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 $861 on momondo.

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

You could potentially save up to 36% 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

Fastest flight time

21h 30m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Hanoi takes 21h 30m
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.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Hanoi

  • 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 30m.

  • 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
8.3
1,212 reviews
Search ANA flights
Cathay PacificPriceFrom $696Free CancellationRating
7.6
1,342 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $704Free CancellationRating
7.4
9,752 reviews
Search United Airlines flights
Korean AirPriceFrom $768Free CancellationRating
8.4
1,217 reviews
Search Korean Air flights
American AirlinesPriceFrom $801Free CancellationRating
7.1
11,645 reviews
Search American Airlines flights
Japan AirlinesPriceFrom $814Free CancellationRating
8.3
1,826 reviews
Search Japan Airlines flights
Etihad AirwaysPriceFrom $817Free CancellationRating
7.3
1,442 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom $897Free CancellationRating
7.4
4,392 reviews
Search Turkish Airlines flights
EVA AirPriceFrom $929Free CancellationRating
8.5
1,457 reviews
Search EVA Air flights
DeltaPriceFrom $968Free CancellationRating
7.9
8,445 reviews
Search Delta 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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