Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to Vietnam from $366

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 Vietnam departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago O'Hare Intl Airport to Vietnam

Cheap round-trip flights

Cathay Pacific Logo
2:40 pm - 12:20 amORD-SGN
20h 40m1 stop
Cathay Pacific Logo
7:35 pm - 1:00 pmSGN-ORD
30h 25m1 stop
$683Cathay Pacific
Find Deal
Mon, Nov 17 - Wed, Dec 17
Cathay Pacific Logo
4:00 pm - 5:20 pmORD-SGN
37h 20m1 stop
Cathay Pacific Logo
11:35 am - 1:00 pmSGN-ORD
38h 25m1 stop
$685Cathay Pacific
Find Deal
Wed, Oct 22 - Wed, Nov 5
Turkish Airlines Logo
8:20 pm - 4:55 amORD-SGN
43h 35m1 stop
Turkish Airlines Logo
6:35 am - 10:05 amSGN-ORD
40h 30m1 stop
$744Turkish Airlines
Find Deal
Thu, Nov 6 - Wed, Nov 12
ANA Logo
7:10 am - 12:15 amORD-SGN
28h 05m2 stops
ANA Logo
11:05 pm - 7:20 amSGN-ORD
21h 15m1 stop
$759ANA
Find Deal
Wed, Nov 26 - Wed, Dec 3
ANA Logo
7:10 am - 12:15 amORD-SGN
28h 05m2 stops
ANA Logo
7:30 am - 1:50 pmSGN-ORD
19h 20m1 stop
$762ANA
Find Deal
Thu, Nov 13 - Thu, Nov 20
Korean Air Logo
11:15 am - 10:25 pmORD-SGN
22h 10m1 stop
Korean Air Logo
2:05 pm - 8:30 amSGN-ORD
31h 25m1 stop
$774Korean Air
Find Deal
Wed, Nov 5 - Tue, Dec 16
Turkish Airlines Logo
8:20 pm - 4:55 amORD-SGN
43h 35m1 stop
Turkish Airlines Logo
6:35 am - 10:05 amSGN-ORD
40h 30m1 stop
$781Turkish Airlines
Find Deal
Sat, Nov 22 - Tue, Dec 2
Korean Air Logo
11:15 am - 9:45 pmORD-HAN
21h 30m1 stop
Korean Air Logo
11:05 pm - 8:30 amHAN-ORD
22h 25m1 stop
$869Korean Air
Find Deal
Wed, Nov 5 - Sun, Nov 23
EVA Air Logo
5:53 pm - 5:15 pmORD-HAN
34h 22m2 stops
EVA Air Logo
12:35 pm - 6:28 amHAN-ORD
30h 53m2 stops
$972EVA Air
Find Deal
Mon, Nov 17 - Wed, Nov 26
EVA Air Logo
12:30 am - 11:35 amORD-DAD
23h 05m1 stop
EVA Air Logo
12:55 pm - 8:45 pmDAD-ORD
19h 50m1 stop
$979EVA Air
Find Deal
Tue, Sep 30 - Wed, Oct 22

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

Our best Cathay Pacific deals on Chicago O'Hare Intl Airport to Vietnam flight tickets
Cathay Pacific
Nov 17
ORD2:40 pmChicago O'Hare Intl
20h 40m
1 stop
SGN12:20 amHo Chi Minh City
Dec 17
SGN7:35 pmHo Chi Minh City
30h 25m
1 stop
ORD1:00 pmChicago O'Hare Intl
$683
Find similar
Cathay Pacific
Oct 22
ORD4:00 pmChicago O'Hare Intl
37h 20m
1 stop
SGN5:20 pmHo Chi Minh City
Nov 5
SGN11:35 amHo Chi Minh City
38h 25m
1 stop
ORD1:00 pmChicago O'Hare Intl
$685
Find similar
Cathay Pacific
Nov 17
ORD2:40 pmChicago O'Hare Intl
20h 40m
1 stop
SGN12:20 amHo Chi Minh City
Dec 17
SGN7:35 pmHo Chi Minh City
30h 25m
1 stop
ORD1:00 pmChicago O'Hare Intl
$690
Find similar

American Airlines flights from Chicago O'Hare Intl Airport to Vietnam

Our best American Airlines deals on Chicago O'Hare Intl Airport to Vietnam flight tickets
American Airlines
Sep 23
ORD8:25 amChicago O'Hare Intl
25h 20m
2 stops
SGN9:45 pmHo Chi Minh City
Oct 21
SGN8:20 amHo Chi Minh City
24h 54m
2 stops
ORD9:14 pmChicago O'Hare Intl
$697
Find similar
American Airlines
Sep 24
ORD8:25 amChicago O'Hare Intl
25h 20m
2 stops
SGN9:45 pmHo Chi Minh City
Feb 11
SGN11:45 pmHo Chi Minh City
20h 50m
1 stop
ORD7:35 amChicago O'Hare Intl
$882
Find similar
American Airlines
Sep 23
ORD8:25 amChicago O'Hare Intl
25h 20m
2 stops
SGN9:45 pmHo Chi Minh City
Oct 21
SGN8:20 amHo Chi Minh City
19h 25m
1 stop
ORD3:45 pmChicago O'Hare Intl
$885
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Vietnam 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 September 11, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Mon 11/17

2:40 pm-12:20 am

1 stop20h 40m

Ho Chi Minh City

Wed 12/17

7:35 pm-1:00 pm

1 stop30h 25m

$683

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Wed 10/22

4:00 pm-5:20 pm

1 stop37h 20m

Ho Chi Minh City

Wed 11/5

11:35 am-1:00 pm

1 stop38h 25m

$685

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Thu 11/6

8:20 pm-4:55 am

1 stop43h 35m

Ho Chi Minh City

Wed 11/12

6:35 am-10:05 am

1 stop40h 30m

$744

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Wed 11/26

7:10 am-12:15 am

2 stops28h 05m

Ho Chi Minh City

Wed 12/3

11:05 pm-7:20 am

1 stop21h 15m

$759

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Thu 11/13

7:10 am-12:15 am

2 stops28h 05m

Ho Chi Minh City

Thu 11/20

7:30 am-1:50 pm

1 stop19h 20m

$762

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Wed 11/5

11:15 am-10:25 pm

1 stop22h 10m

Ho Chi Minh City

Tue 12/16

2:05 pm-8:30 am

1 stop31h 25m

$774

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

Sat 11/22

8:20 pm-4:55 am

1 stop43h 35m

Ho Chi Minh City

Tue 12/2

6:35 am-10:05 am

1 stop40h 30m

$781

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Wed 11/5

11:15 am-9:45 pm

1 stop21h 30m

Hanoi Noibai

Sun 11/23

11:05 pm-8:30 am

1 stop22h 25m

$869

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Mon 11/17

5:53 pm-5:15 pm

2 stops34h 22m

Hanoi Noibai

Wed 11/26

12:35 pm-6:28 am

2 stops30h 53m

$972

ChicagoDa Nang

ORD - DAD

ORDDAD

Chicago O'Hare Intl

Tue 9/30

12:30 am-11:35 am

1 stop23h 05m

Da Nang

Wed 10/22

12:55 pm-8:45 pm

1 stop19h 50m

$979

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Vietnam from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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

What is the cheapest month to fly to Vietnam?

The month of September is, on average, the cheapest month to fly to Vietnam from Chicago O'Hare Intl Airport, with most prices found around $928. If you don’t want to visit Vietnam in September, then you should wait until October to fly from Chicago O'Hare Intl Airport, when ticket prices are also cheap, with an average price of $978.

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

According to our data, Tuesday is the cheapest day to fly to Vietnam from Chicago O'Hare Intl Airport. The lowest ticket price found for a Tuesday departure recently was $1,078. 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 Vietnam on Monday is $1,284.

What is the cheapest time of day to depart on your flight to Vietnam?

Flying to Vietnam from Chicago O'Hare Intl Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,047 when looking at flights departing at noon. In the evening is when there is more demand to fly to Vietnam, so prices are often more expensive at around $1,274 per ticket.

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

You are more likely to see cheaper flights to Vietnam from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $1,173 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Chicago O'Hare Intl Airport for as low as $969 on momondo.

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

You could potentially save up to 12% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Vietnam flight.

Cheap Chicago O'Hare Intl Airport to Vietnam flight deals and tips

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

Direct flights

None
There are no direct flights from Chicago O'Hare Intl Airport to Vietnam. There are no popular flight routes from Chicago O'Hare Intl Airport to Vietnam.
Search flight deals

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

    Prices for flights from Chicago O'Hare Intl Airport to Vietnam refresh daily.

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Vietnam with momondo
Airline
Rating
Free Cancellation
Price
ANAPriceFrom $634Free CancellationRating
8.4
961 reviews
Search ANA flights
Cathay PacificPriceFrom $662Free CancellationRating
7.6
993 reviews
Search Cathay Pacific flights
Korean AirPriceFrom $768Free CancellationRating
8.4
1,139 reviews
Search Korean Air flights
Turkish AirlinesPriceFrom $794Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights
Japan AirlinesPriceFrom $798Free CancellationRating
8.3
1,559 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $829Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
American AirlinesPriceFrom $840Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $902Free CancellationRating
7.9
7,960 reviews
Search Delta flights
EVA AirPriceFrom $948Free CancellationRating
8.4
1,236 reviews
Search EVA Air flights
Qatar AirwaysPriceFrom $1,036Free CancellationRating
7.4
3,624 reviews
Search Qatar Airways flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Vietnam. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo helps you find the best flight between Chicago and Vietnam 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 Vietnam right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chicago to Vietnam now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Vietnam and let you know when they change.

An easier way to manage your Vietnam trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 10/11
Sat 10/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Vietnam

Popular cities in Vietnam

Popular flights according to clicks in the last 7 days on momondo
Flights to Ho Chi Minh Cityfrom $549
Flights to Hanoifrom $554
Flights to Da Nangfrom $506
Flights to Phu Quocfrom $792
Flights to Nha Trangfrom $761
Flights to Dalatfrom $921
Flights to Huefrom $895
Flights to Haiphongfrom $808
Flights to Qui Nhon
Flights to Vinh City
Flights to Con Daofrom $855
Flights to Can Thofrom $2,347