What is the cheapest airline that flies from Illinois to Vietnam?

Korean Air, Delta, and Cathay Pacific are the most popular carriers operating from Illinois to Vietnam

What airlines fly to Vietnam?

EVA Air, Cathay Pacific and ANA are the top three most popular airlines that fly to Vietnam from Illinois according to our data. EVA Air is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 11 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Illinois to Vietnam?

Prices for flights from Illinois to Vietnam refresh daily.

How many operators does momondo search for flights from Illinois to Vietnam?

As of June 2026, there are 12 operators available to choose from for flights from Illinois to Vietnam.

How old do you have to be to fly from Illinois to Vietnam?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Vietnam.

What documentation or ID do you need to fly to Vietnam?

The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$466 Cheap Flights from Illinois to Vietnam in 2026

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Find the cheapest flights from Illinois to Vietnam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:00 pm - 5:25 pm

ORD

DAD

37h 25m

1 stop

6:10 pm - 1:55 pm

DAD

ORD

31h 45m

1 stop

$870Cathay Pacific

Tue, Sep 8 - Tue, Sep 29

4:15 pm - 9:55 am

ORD

HAN

29h 40m

1 stop

10:25 am - 1:55 pm

HAN

ORD

39h 30m

1 stop

$873Cathay Pacific

Tue, Sep 29 - Wed, Oct 14

4:15 pm - 9:55 am

ORD

HAN

29h 40m

1 stop

10:25 am - 1:55 pm

HAN

ORD

39h 30m

1 stop

$875Cathay Pacific

Mon, Sep 21 - Tue, Sep 29

7:10 am - 12:15 am

ORD

SGN

29h 05m

2 stops

7:00 am - 2:55 pm

SGN

ORD

19h 55m

1 stop

$980United Airlines

Fri, Jul 31 - Thu, Sep 10

6:03 am - 10:05 pm

ORD

SGN

28h 02m

2 stops

11:15 pm - 3:05 pm

SGN

ORD

27h 50m

1 stop

$981United Airlines

Sat, Sep 19 - Sat, Oct 3

5:45 pm - 9:55 pm

ORD

SGN

40h 10m

1 stop

11:15 pm - 2:27 pm

SGN

ORD

27h 12m

2 stops

$983ANA

Sat, Aug 29 - Sun, Sep 6

7:45 am - 11:15 pm

ORD

SGN

27h 30m

2 stops

7:30 am - 9:58 pm

SGN

ORD

26h 28m

2 stops

$984Delta

Fri, Sep 4 - Sat, Sep 12

5:28 am - 10:10 pm

ORD

SGN

28h 42m

2 stops

1:55 pm - 9:30 am

SGN

ORD

31h 35m

1 stop

$985Delta

Mon, Sep 7 - Fri, Sep 18

9:35 pm - 10:05 pm

ORD

SGN

36h 30m

2 stops

7:00 am - 8:33 pm

SGN

ORD

25h 33m

1 stop

$989Singapore Airlines

Sun, Aug 2 - Tue, Sep 1

8:50 am - 9:55 pm

STL

SGN

25h 05m

2 stops

11:15 pm - 7:41 pm

SGN

STL

32h 26m

2 stops

$1,115ANA

Tue, Sep 8 - Tue, Oct 20

United Airlines flights from Illinois to Vietnam

Our best United Airlines deals on Illinois to Vietnam flight tickets

United Airlines

Jul 31

ORD7:10 amChicago O'Hare Intl

29h 05m

2 stops

SGN12:15 amHo Chi Minh City

Sep 10

SGN7:00 amHo Chi Minh City

19h 55m

1 stop

ORD2:55 pmChicago O'Hare Intl

$980

United Airlines

Sep 19

ORD6:03 amChicago O'Hare Intl

28h 02m

2 stops

SGN10:05 pmHo Chi Minh City

Oct 3

SGN11:15 pmHo Chi Minh City

27h 50m

1 stop

ORD3:05 pmChicago O'Hare Intl

$981

United Airlines

Nov 14

ORD5:00 amChicago O'Hare Intl

28h 55m

3 stops

SGN10:55 pmHo Chi Minh City

Nov 26

SGN7:30 amHo Chi Minh City

19h 20m

1 stop

ORD1:50 pmChicago O'Hare Intl

$982

ANA flights from Illinois to Vietnam

Our best ANA deals on Illinois to Vietnam flight tickets

ANA

Aug 29

ORD5:45 pmChicago O'Hare Intl

40h 10m

1 stop

SGN9:55 pmHo Chi Minh City

Sep 6

SGN11:15 pmHo Chi Minh City

27h 12m

2 stops

ORD2:27 pmChicago O'Hare Intl

$983

ANA

Sep 12

ORD5:45 pmChicago O'Hare Intl

40h 10m

1 stop

SGN9:55 pmHo Chi Minh City

Sep 26

SGN7:00 amHo Chi Minh City

33h 45m

2 stops

ORD4:45 amChicago O'Hare Intl

$991

ANA

Sep 12

ORD11:50 amChicago O'Hare Intl

24h 25m

1 stop

SGN12:15 amHo Chi Minh City

Sep 26

SGN7:00 amHo Chi Minh City

25h 40m

2 stops

ORD8:40 pmChicago O'Hare Intl

$994

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoDa Nang

ORD - DAD

ORDDAD

Chicago O'Hare Intl

Tue 9/8

4:00 pm-5:25 pm

1 stop37h 25m

Da Nang

Tue 9/29

6:10 pm-1:55 pm

1 stop31h 45m

$870

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 9/29

4:15 pm-9:55 am

1 stop29h 40m

Hanoi Noibai

Wed 10/14

10:25 am-1:55 pm

1 stop39h 30m

$873

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Mon 9/21

4:15 pm-9:55 am

1 stop29h 40m

Hanoi Noibai

Tue 9/29

10:25 am-1:55 pm

1 stop39h 30m

$875

Quickest round-trip

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Fri 7/31

7:10 am-12:15 am

2 stops29h 05m

Ho Chi Minh City

Thu 9/10

7:00 am-2:55 pm

1 stop19h 55m

$980

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Sat 9/19

6:03 am-10:05 pm

2 stops28h 02m

Ho Chi Minh City

Sat 10/3

11:15 pm-3:05 pm

1 stop27h 50m

$981

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Sat 8/29

5:45 pm-9:55 pm

1 stop40h 10m

Ho Chi Minh City

Sun 9/6

11:15 pm-2:27 pm

2 stops27h 12m

$983

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Fri 9/4

7:45 am-11:15 pm

2 stops27h 30m

Ho Chi Minh City

Sat 9/12

7:30 am-9:58 pm

2 stops26h 28m

$984

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Mon 9/7

5:28 am-10:10 pm

2 stops28h 42m

Ho Chi Minh City

Fri 9/18

1:55 pm-9:30 am

1 stop31h 35m

$985

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Sun 8/2

9:35 pm-10:05 pm

2 stops36h 30m

Ho Chi Minh City

Tue 9/1

7:00 am-8:33 pm

1 stop25h 33m

$989

St. LouisHo Chi Minh City

STL - SGN

STLSGN

Lambert-St Louis

Tue 9/8

8:50 am-9:55 pm

2 stops25h 05m

Ho Chi Minh City

Tue 10/20

11:15 pm-7:41 pm

2 stops32h 26m

$1,115

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 Illinois to Vietnam

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

What is the cheapest month to fly to Vietnam?

The month of August is, on average, the cheapest month to fly to Vietnam from Illinois, with most prices found around $468. If you don’t want to visit Vietnam in August, then you should wait until December to fly from Illinois, when ticket prices are also cheap, with an average price of $535.

How far in advance should I book a flight from Illinois to Vietnam?

You are more likely to see cheaper flights to Vietnam from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $1,117 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Illinois for as low as $986 on momondo.

Can stopping save me money on Illinois to Vietnam flights?

You could potentially save up to 41% on your flight if you consider stops on a Illinois to Vietnam flight.

Cheap Illinois to Vietnam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Vietnam

Fastest flight time	20h 05m
Direct flights	None

The fastest flight from Illinois to Vietnam takes 20h 05m

There are no direct flights from Illinois to Vietnam. There are no popular flight routes from Illinois to Vietnam.

Search flight deals

Frequently asked questions about flying from Illinois to Vietnam

When did momondo last update prices for flights from Illinois to Vietnam?
Prices for flights from Illinois to Vietnam refresh daily.
How many operators does momondo search for flights from Illinois to Vietnam?
As of June 2026, there are 12 operators available to choose from for flights from Illinois to Vietnam.
How old do you have to be to fly from Illinois to Vietnam?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Illinois to Vietnam

Compare and see reviews for airlines that fly from Illinois to Vietnam with momondo

Airline	Rating	Free Cancellation	Price
ANA	PriceFrom $650	Free Cancellation	Rating 8.3 1,227 reviews	Search ANA flights
Air India	PriceFrom $662	Free Cancellation	Rating 5.5 2,959 reviews	Search Air India flights
Cathay Pacific	PriceFrom $670	Free Cancellation	Rating 7.6 1,361 reviews	Search Cathay Pacific flights
Delta	PriceFrom $681	Free Cancellation	Rating 7.9 8,397 reviews	Search Delta flights
United Airlines	PriceFrom $704	Free Cancellation	Rating 7.4 9,777 reviews	Search United Airlines flights
Japan Airlines	PriceFrom $766	Free Cancellation	Rating 8.3 1,836 reviews	Search Japan Airlines flights
Korean Air	PriceFrom $768	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Turkish Airlines	PriceFrom $774	Free Cancellation	Rating 7.4 4,408 reviews	Search Turkish Airlines flights
American Airlines	PriceFrom $801	Free Cancellation	Rating 7.1 11,647 reviews	Search American Airlines flights
Etihad Airways	PriceFrom $817	Free Cancellation	Rating 7.3 1,450 reviews	Search Etihad Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Vietnam?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Vietnam. momondo saves you time and could save you money on your trip.

Can I find flights from Illinois to Vietnam with flexible booking policies on momondo?

Yes. All flights to Vietnam from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Vietnam?

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

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

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