HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Vietnam

$435+ Cheap flights from Illinois to Vietnam

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SGN
abr. 5 — abr. 121
sáb. 4/5
sáb. 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Vietnam with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to Vietnam

Keep the following information in mind while searching for Illinois to Vietnam flight deals. Data was last updated marzo 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$860
(Justfly.com)

One-way from

$435
(CrystalTravel)

Popular in

June

Cheapest in

October

Average price

$1,075
Provider with most accurate pricing for Chicago (CHI)-Ho Chi Minh City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Ho Chi Minh City flights.
Search Deals
From Illinois to Vietnam
Search Deals
One-way flight from Illinois to Vietnam
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($345 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Illinois to Vietnam

Cheapest flights from Illinois to Vietnam
Explore the most affordable flight options available from Illinois to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 31, 2025.

This Justfly.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/28:20 pmORD - HAN
1 stop30h 05mTurkish Airlines
mié. 12/1010:55 pmHAN - ORD
1 stop32h 30mTurkish Airlines
Deal found 3/30$831
This Justfly.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/2111:50 amORD - HAN
1 stop22h 25mANA
mié. 5/711:35 pmHAN - ORD
1 stop27h 20mANA
Deal found 3/30$860
This United Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/77:15 amORD - HAN
2 stops27h 00mUnited Airlines
lun. 10/1311:35 pmHAN - ORD
2 stops35h 10mUnited Airlines
Deal found 3/30$867
This United deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/59:30 pmORD - HAN
2 stops36h 45mMultiple Airlines
dom. 10/1211:35 pmHAN - ORD
1 stop27h 20mMultiple Airlines
Deal found 3/30$870
This Travelocity deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1012:40 pmORD - DAD
2 stops30h 30mMultiple Airlines
mar. 9/3010:00 amDAD - ORD
2 stops34h 40mMultiple Airlines
Deal found 3/30$878
This FlightHub deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/64:00 pmORD - HAN
1 stop38h 05mCathay Pacific
dom. 10/127:05 pmHAN - ORD
1 stop31h 20mCathay Pacific
Deal found 3/30$880
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/226:50 pmMDW - HAN
2 stops27h 50mDelta
lun. 10/2711:00 pmHAN - MDW
2 stops31h 36mDelta
Deal found 3/30$880
This StudentUniverse deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/3112:05 pmORD - HAN
1 stop21h 35mKorean Air
lun. 11/1711:00 pmHAN - ORD
1 stop22h 30mKorean Air
Deal found 3/31$888
This eDestinos deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/234:00 pmORD - DAD
1 stop41h 25mCathay Pacific
lun. 5/2610:10 pmDAD - ORD
1 stop28h 15mCathay Pacific
Deal found 3/30$901
This Gurufare deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/210:30 amORD - DAD
1 stop37h 45mANA
mar. 11/1112:35 amDAD - ORD
1 stop26h 15mANA
Deal found 3/31$915
This KAYAK deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/205:45 pmORD - SGN
1 stop40h 10mANA
mié. 5/711:15 pmSGN - ORD
1 stop21h 25mANA
Deal found 3/30$924
This FlightHub deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/254:00 pmORD - SGN
1 stop37h 20mCathay Pacific
sáb. 10/46:20 pmSGN - ORD
1 stop32h 05mCathay Pacific
Deal found 3/30$925

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated marzo 31, 2025.
Use the filters below to find and compare flights from Illinois to Vietnam that are best for you.

Fly from

Illinois

Fly to

Vietnam

Route

Depart

Return

Price

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

lun. 9/22

12:10 pm-10:40 am

1 stop34h 30m

Hanoi Noibai

lun. 10/27

11:00 pm-9:30 am

1 stop22h 30m

$831

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

lun. 4/21

11:50 am-10:15 pm

1 stop22h 25m

Hanoi Noibai

mié. 5/7

11:35 pm-2:55 pm

1 stop27h 20m

$860

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

lun. 9/22

7:10 am-10:15 pm

2 stops27h 05m

Hanoi Noibai

dom. 10/26

12:25 am-12:08 pm

2 stops47h 43m

$874

ChicagoDa Nang

ORD - DAD

ORDDAD

Chicago O'Hare Intl

mié. 9/10

12:40 pm-7:10 am

2 stops30h 30m

Da Nang

mar. 9/30

10:00 am-8:40 am

2 stops34h 40m

$878

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

lun. 4/21

4:00 pm-6:05 pm

1 stop38h 05m

Hanoi Noibai

mar. 5/6

7:05 pm-2:25 pm

1 stop31h 20m

$880

ChicagoHanoi

MDW - HAN

MDWHAN

Chicago Midway

lun. 9/22

6:50 pm-10:40 am

2 stops27h 50m

Hanoi Noibai

lun. 10/27

11:00 pm-6:36 pm

2 stops31h 36m

$880

ChicagoDa Nang

ORD - DAD

ORDDAD

Chicago O'Hare Intl

mié. 4/23

4:00 pm-9:25 pm

1 stop41h 25m

Da Nang

lun. 5/26

10:10 pm-2:25 pm

1 stop28h 15m

$901

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

mar. 5/6

7:10 am-10:15 pm

2 stops27h 05m

Hanoi Noibai

mar. 5/13

11:35 pm-2:55 pm

1 stop27h 20m

$904

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

vie. 9/19

7:50 pm-3:25 pm

1 stop31h 35m

Hanoi Noibai

mar. 10/7

11:05 pm-10:00 pm

1 stop34h 55m

$913

ChicagoHo Chi Minh City

ORD - SGN

ORDSGN

Chicago O'Hare Intl

dom. 4/20

5:45 pm-9:55 pm

1 stop40h 10m

Ho Chi Minh City

mié. 5/7

11:15 pm-8:40 am

1 stop21h 25m

$924

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Illinois to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Vietnam

What is the cheapest month to book a flight from Illinois to Vietnam?

Currently, March is the cheapest month in which you can book a flight from Illinois to Vietnam (average of $935). Flying from Illinois to Vietnam in June is currently the most expensive (average of $1,572). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to VN?

Find hourly flight availability from Illinois to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Vietnam as you normally would.

Rainfall in Vietnam by month

Plan your trip to Vietnam by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 13.4 inches per month. September is typically the wettest month, when rainfall can reach 13.4 in. February is typically the driest time to visit Vietnam when rainfall is around 0.0 in.

Temperature in Vietnam by month

Plan your trip to Vietnam by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Vietnam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Vietnam

Get insights into the airlines that provide service to Vietnam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vietnam. Reviews last updated marzo 31, 2025.
To help decide which airline to fly from Illinois to Vietnam, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,170 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,051 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,440 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
831 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,286 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Overall

8.4

Boarding

8.4

Entertainment

8.0

Crew

8.6

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Illinois to Vietnam one-way?

    One-way options have recently been found by users for as low as $435 on Cathay Pacific. Other airlines that offer cheap prices include ANA from $453 and United Airlines from $460 one-way.

  • Can I find deals for flights from Illinois to Vietnam that include hotel bookings?

    Yes. In addition to deals on Illinois to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Vietnam?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Vietnam.

  • Can I find deals for business class flights from Illinois to Vietnam?

    Yes. Cheapflights offers flight deals from Illinois to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Vietnam?

    Currently, March is the cheapest month in which you can book a flight from Illinois to Vietnam (average of $935). Flying from Illinois to Vietnam in June is currently the most expensive (average of $1,572). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Haneda flights
John F Kennedy Intl to Haneda flights
Los Angeles to Narita flights
Newark to Narita flights
Newark to Haneda flights
San Francisco to Haneda flights
Seattle to Narita flights
San Francisco to Narita flights
Los Angeles to Manila flights
John F Kennedy Intl to Narita flights
Seattle to Haneda flights
Dallas/Fort Worth to Narita flights
Dallas/Fort Worth to Haneda flights
Dulles Intl to Haneda flights
LaGuardia to Narita flights
LaGuardia to Haneda flights
John F Kennedy Intl to Suvarnabhumi flights
Los Angeles to Suvarnabhumi flights
O'Hare Intl to Narita flights
San Francisco to Manila flights
Los Angeles to Incheon Intl flights
Boston to Narita flights
Hobby to Haneda flights
O'Hare Intl to Haneda flights
John F Kennedy Intl to Incheon Intl flights
Atlanta to Haneda flights
Seattle to Suvarnabhumi flights
Dulles Intl to Narita flights
John F Kennedy Intl to Hong Kong flights
Ontario to Narita flights
San Francisco to New Delhi flights
Denver to Narita flights
George Bush Intcntl to Haneda flights
Newark to New Delhi flights
Newark to Suvarnabhumi flights
Los Angeles to Taiwan Taoyuan Intl flights
San Diego to Narita flights
Atlanta to Narita flights
LaGuardia to Suvarnabhumi flights
John F Kennedy Intl to New Delhi flights
Dallas/Fort Worth to Suvarnabhumi flights
John F Kennedy Intl to Taiwan Taoyuan Intl flights
John F Kennedy Intl to Manila flights
John F Kennedy Intl to Hongqiao Intl flights
Hobby to Narita flights
Seattle to Incheon Intl flights
San Francisco to Hong Kong flights
Seattle to Manila flights
John F Kennedy Intl to Mumbai flights
Boston to Haneda flights

Top 10 airlines flying from Illinois to Vietnam

Discover the top 10 airlines that operate flights from Illinois to Vietnam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$632Average$857FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$733Average$1,098FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$776Average$1,097FlexibilityNo cancel feeOn-time77%
ANACheapest$821Average$1,010FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$829Average$1,109FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$840Average$1,011FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$871Average$1,283FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$896Average$1,315FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$936Average$1,252FlexibilityNo cancel feeOn-time74%
DeltaCheapest$952Average$1,391FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.