Which layover airport offers the lowest fares from Chicago to Hanoi?

Flights via Hong Kong (HKG) offer the lowest average round-trip price of $738.

Which layover airport has the shortest travel time from Chicago to Hanoi?

Flights connecting via Incheon (ICN) have the shortest average one-way travel time: 21h 17m.

What airlines fly to Hanoi?

EVA Air, United Airlines and Korean Air are the top three most popular airlines that fly to Hanoi from Chicago according to our data. EVA Air is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Hanoi. Keep in mind that there are 9 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Chicago and Hanoi?

Istanbul (IST) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Chicago to Hanoi?

Incheon (ICN) has the shortest average layover time for this route: 3h 30m.

What is the cheapest airline that flies from Chicago to Hanoi Noibai?

Cathay Pacific and Delta are the most popular carriers operating from Chicago to Hanoi Noibai

When did momondo last update prices for flights from Chicago to Hanoi Noibai Airport?

Prices for flights from Chicago to Hanoi Noibai Airport are updated daily.

How many operators does momondo search for flights from Chicago to Hanoi Noibai Airport?

As of December 2025, there are 9 operators available to choose from for flights from Chicago to Hanoi Noibai Airport.

How old do you have to be to fly from Chicago 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 Chicago 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.

$371 Cheap Flights from Chicago to Hanoi in 2025/26

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Find the cheapest flights from Chicago to Hanoi

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:35 pm - 10:05 am

ORD

HAN

30h 30m1 stop

11:05 am - 12:55 pm

HAN

ORD

38h 50m1 stop

$847Cathay Pacific

Wed, Jan 21 - Wed, Feb 11

4:00 pm - 6:05 pm

ORD

HAN

38h 05m1 stop

10:55 am - 2:25 pm

HAN

ORD

39h 30m1 stop

$866Cathay Pacific

Thu, Apr 2 - Tue, May 12

8:00 am - 10:15 pm

ORD

HAN

26h 15m2 stops

11:35 pm - 2:55 pm

HAN

ORD

27h 20m1 stop

$871ANA

Thu, Apr 16 - Sun, May 17

11:50 am - 10:15 pm

ORD

HAN

22h 25m1 stop

11:35 pm - 2:55 pm

HAN

ORD

27h 20m1 stop

$872ANA

Tue, Apr 28 - Fri, May 8

11:30 pm - 5:15 pm

ORD

HAN

28h 45m1 stop

12:35 pm - 8:35 pm

HAN

ORD

20h 00m1 stop

$882EVA Air

Tue, Mar 3 - Thu, Mar 19

12:30 am - 11:05 am

ORD

HAN

22h 35m1 stop

12:05 pm - 9:00 pm

HAN

ORD

20h 55m1 stop

$884EVA Air

Sun, Mar 29 - Tue, May 12

6:14 pm - 9:45 pm

MDW

HAN

38h 31m2 stops

11:05 pm - 10:22 pm

HAN

MDW

36h 17m2 stops

$1,020Delta

Wed, Jan 21 - Wed, Jan 28

6:35 pm - 9:45 pm

MDW

HAN

39h 10m2 stops

11:10 pm - 10:29 pm

HAN

MDW

35h 19m2 stops

$1,025Delta

Mon, Mar 16 - Tue, Mar 31

2:10 pm - 10:20 am

MDW

HAN

31h 10m2 stops

5:30 pm - 5:55 am

HAN

MDW

24h 25m2 stops

$1,047Multiple Airlines

Tue, Mar 3 - Thu, Mar 19

4:40 pm - 4:30 pm

MDW

HAN

34h 50m2 stops

5:30 pm - 12:40 pm

HAN

MDW

32h 10m2 stops

$1,096Multiple Airlines

Mon, Jan 19 - Mon, Feb 2

China Airlines flights from Chicago to Hanoi

Our best China Airlines deals on Chicago to Hanoi flight tickets

China Airlines

Jan 18

ORD6:06 pmChicago O'Hare Intl

27h 29m

2 stops

HAN10:35 amHanoi Noibai

Feb 7

HAN5:30 pmHanoi Noibai

43h 20m

2 stops

ORD11:50 pmChicago O'Hare Intl

$929

Find similar

China Airlines

Apr 6

ORD6:50 pmChicago O'Hare Intl

27h 45m

2 stops

HAN10:35 amHanoi Noibai

Apr 19

HAN5:50 pmHanoi Noibai

23h 10m

2 stops

ORD5:00 amChicago O'Hare Intl

$959

Find similar

China Airlines

Mar 30

ORD6:50 pmChicago O'Hare Intl

34h 00m

2 stops

HAN4:50 pmHanoi Noibai

May 11

HAN5:50 pmHanoi Noibai

23h 10m

2 stops

ORD5:00 amChicago O'Hare Intl

$964

Find similar

Cathay Pacific flights from Chicago to Hanoi

Our best Cathay Pacific deals on Chicago to Hanoi flight tickets

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

$847

Find similar

Cathay Pacific

Apr 2

ORD4:00 pmChicago O'Hare Intl

38h 05m

1 stop

HAN6:05 pmHanoi Noibai

May 12

HAN10:55 amHanoi Noibai

39h 30m

1 stop

ORD2:25 pmChicago O'Hare Intl

$866

Find similar

Cathay Pacific

Mar 31

ORD4:00 pmChicago O'Hare Intl

38h 05m

1 stop

HAN6:05 pmHanoi Noibai

May 10

HAN10:55 amHanoi Noibai

39h 30m

1 stop

ORD2:25 pmChicago O'Hare Intl

$867

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Wed 1/21

2:35 pm-10:05 am

1 stop30h 30m

Hanoi Noibai

Wed 2/11

11:05 am-12:55 pm

1 stop38h 50m

$847

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 4/2

4:00 pm-6:05 pm

1 stop38h 05m

Hanoi Noibai

Tue 5/12

10:55 am-2:25 pm

1 stop39h 30m

$866

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 4/16

8:00 am-10:15 pm

2 stops26h 15m

Hanoi Noibai

Sun 5/17

11:35 pm-2:55 pm

1 stop27h 20m

$871

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 4/28

11:50 am-10:15 pm

1 stop22h 25m

Hanoi Noibai

Fri 5/8

11:35 pm-2:55 pm

1 stop27h 20m

$872

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 3/3

11:30 pm-5:15 pm

1 stop28h 45m

Hanoi Noibai

Thu 3/19

12:35 pm-8:35 pm

1 stop20h 00m

$882

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sun 3/29

12:30 am-11:05 am

1 stop22h 35m

Hanoi Noibai

Tue 5/12

12:05 pm-9:00 pm

1 stop20h 55m

$884

ChicagoHanoi

MDW - HAN

MDWHAN

Chicago Midway

Wed 1/21

6:14 pm-9:45 pm

2 stops38h 31m

Hanoi Noibai

Wed 1/28

11:05 pm-10:22 pm

2 stops36h 17m

$1,020

ChicagoHanoi

MDW - HAN

MDWHAN

Chicago Midway

Mon 3/16

6:35 pm-9:45 pm

2 stops39h 10m

Hanoi Noibai

Tue 3/31

11:10 pm-10:29 pm

2 stops35h 19m

$1,025

ChicagoHanoi

MDW - HAN

MDWHAN

Chicago Midway

Tue 3/3

2:10 pm-10:20 am

2 stops31h 10m

Hanoi Noibai

Thu 3/19

5:30 pm-5:55 am

2 stops24h 25m

$1,047

ChicagoHanoi

MDW - HAN

MDWHAN

Chicago Midway

Mon 1/19

4:40 pm-4:30 pm

2 stops34h 50m

Hanoi Noibai

Mon 2/2

5:30 pm-12:40 pm

2 stops32h 10m

$1,096

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago 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

Prices

Airlines

Layovers

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from Chicago is in September. Flight prices, which tend to average around $868, 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 August is your next best option. Flight prices from Chicago to Hanoi during August average around $886.

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. 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 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $1,124 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Chicago for as low as $866 on momondo.

Can stopping save me money on Chicago to Hanoi flights?

You could potentially save up to 18% on your flight if you consider stops on a Chicago to Hanoi flight.

How have Chicago to Hanoi flight prices changed over time?

As of December 2025, prices for Chicago to Hanoi flights are approximately 45% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Hanoi

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Hanoi according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Hanoi (CHI to HAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Hanoi

Fastest flight time	23h 05m
Direct flights	None

The fastest flight from Chicago to Hanoi takes 23h 05m

There are no direct flights from Chicago to Hanoi. There are no popular flight routes from Chicago to Hanoi.

Search flight deals

How far is Chicago to Hanoi Noibai by plane?
Hanoi Noibai is 8001.6 mi away from Chicago. 23h 05m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago to Hanoi Noibai Airport?
Prices for flights from Chicago to Hanoi Noibai Airport are updated daily.
How many operators does momondo search for flights from Chicago to Hanoi Noibai Airport?
As of December 2025, there are 9 operators available to choose from for flights from Chicago to Hanoi Noibai Airport.
How old do you have to be to fly from Chicago 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 Chicago 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 Chicago to Hanoi?
momondo data reveals that the most frequently booked airline on the route from Chicago to Hanoi is EVA Air, representing 30% of all bookings. The subsequent popular airlines are Korean Air at 17%, Turkish Airlines at 15%, and Cathay Pacific at 13%.

Best airlines flying from Chicago to Hanoi

Compare and see reviews for airlines that fly from Chicago to Hanoi with momondo

Airline	Rating	Free Cancellation	Price
ANA	PriceFrom $683	Free Cancellation	Rating 8.4 1,021 reviews	Search ANA flights
Cathay Pacific	PriceFrom $696	Free Cancellation	Rating 7.6 1,095 reviews	Search Cathay Pacific flights
Korean Air	PriceFrom $750	Free Cancellation	Rating 8.4 1,184 reviews	Search Korean Air flights
American Airlines	PriceFrom $801	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
Japan Airlines	PriceFrom $814	Free Cancellation	Rating 8.3 1,653 reviews	Search Japan Airlines flights
Turkish Airlines	PriceFrom $816	Free Cancellation	Rating 7.3 4,090 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $829	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
Delta	PriceFrom $879	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
EVA Air	PriceFrom $978	Free Cancellation	Rating 8.4 1,296 reviews	Search EVA Air flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Hanoi from Chicago.

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

All flight searches from Chicago to Hanoi on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Chicago and Hanoi by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Chicago 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.