HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Hanoi

$359+ Cheap flights from Illinois to Hanoi (HAN)

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HAN
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Hanoi 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 Hanoi

Keep the following information in mind while searching for Illinois to Hanoi flight deals. Data was last updated September 16, 2025.

Round-trip from

$687
(oojo)

One-way from

$359
(oojo)

Popular in

December

Cheapest in

September

Average price

$869
From Illinois to Hanoi Noibai
Search Deals
One-way flight from Illinois to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($135 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($82 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Illinois to Hanoi

Cheapest flights from Illinois to Hanoi
Explore the most affordable flight options available from Illinois to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/24:00 pmORD - HAN
1 stop38h 05mCathay Pacific
Sun 10/1210:30 amHAN - ORD
1 stop39h 55mCathay Pacific
Deal found 9/14$687
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/164:00 pmORD - HAN
1 stop36h 20mCathay Pacific
Sun 9/2110:30 amHAN - ORD
1 stop39h 55mCathay Pacific
Deal found 9/14$720
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/34:00 pmORD - HAN
1 stop38h 05mCathay Pacific
Sun 10/1210:55 amHAN - ORD
1 stop39h 30mCathay Pacific
Deal found 9/14$737
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/72:40 pmORD - HAN
1 stop30h 25mCathay Pacific
Wed 11/197:25 pmHAN - ORD
1 stop30h 35mCathay Pacific
Deal found 9/14$738
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/292:40 pmORD - HAN
1 stop38h 45mCathay Pacific
Mon 12/87:25 pmHAN - ORD
1 stop30h 35mCathay Pacific
Deal found 9/14$740
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/254:00 pmORD - HAN
1 stop38h 05mCathay Pacific
Sat 10/47:05 pmHAN - ORD
1 stop31h 20mCathay Pacific
Deal found 9/14$754
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/264:00 pmORD - HAN
1 stop29h 55mCathay Pacific
Sun 10/510:55 amHAN - ORD
1 stop39h 30mCathay Pacific
Deal found 9/14$755
This Delta deal was found by Cheapflights users on 9/13. 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.
Thu 9/189:35 amMDW - HAN
2 stops37h 05mDelta
Mon 9/2212:00 pmHAN - MDW
2 stops42h 35mDelta
Deal found 9/13$880
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 9/2411:04 amSTL - HAN
2 stops35h 36mDelta
Sun 9/2811:10 pmHAN - STL
2 stops34h 05mDelta
Deal found 9/15$996
This Delta deal was found by Cheapflights users on 9/15. 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.
Sat 11/296:00 amMDW - HAN
2 stops26h 45mDelta
Mon 12/812:20 pmHAN - MDW
2 stops36h 35mDelta
Deal found 9/15$1,030
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 9/256:00 amMDW - HAN
2 stops27h 35mDelta
Sat 10/411:10 pmHAN - MDW
2 stops34h 26mDelta
Deal found 9/15$1,086
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/173:57 pmSTL - HAN
2 stops30h 28mMultiple Airlines
Fri 11/711:30 amHAN - STL
2 stops25h 29mMultiple Airlines
Deal found 9/14$1,086

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Illinois to Hanoi that are best for you.

Fly from

Illinois

Fly to

Hanoi

Route

Depart

Return

Price

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sat 11/8

2:35 pm-6:25 pm

1 stop38h 50m

Hanoi Noibai

Sun 11/23

11:05 am-12:55 pm

1 stop38h 50m

$863

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 1/15

9:05 pm-11:05 pm

2 stops37h 00m

Hanoi Noibai

Thu 1/29

12:25 am-1:50 pm

1 stop26h 25m

$882

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 1/8

6:47 am-11:05 pm

2 stops27h 18m

Hanoi Noibai

Thu 1/22

12:25 am-1:50 pm

1 stop26h 25m

$902

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Wed 1/21

7:10 am-11:05 pm

2 stops26h 55m

Hanoi Noibai

Tue 2/10

12:25 am-8:22 pm

2 stops32h 57m

$912

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sat 2/21

11:25 am-11:10 am

1 stop34h 45m

Hanoi Noibai

Sat 3/7

11:05 pm-8:40 am

1 stop22h 35m

$924

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 12/2

7:10 am-11:05 pm

2 stops26h 55m

Hanoi Noibai

Tue 12/9

12:25 am-1:50 pm

1 stop26h 25m

$938

ChicagoHanoi

MDW - HAN

MDWHAN

Chicago Midway

Wed 1/21

5:25 pm-9:45 pm

2 stops39h 20m

Hanoi Noibai

Wed 2/11

11:05 pm-6:34 pm

2 stops32h 29m

$991

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Wed 1/21

7:30 am-9:45 pm

2 stops25h 15m

Hanoi Noibai

Wed 2/11

11:05 pm-11:44 pm

2 stops37h 39m

$991

ChicagoHanoi

MDW - HAN

MDWHAN

Chicago Midway

Mon 2/2

10:35 am-10:35 am

2 stops35h 00m

Hanoi Noibai

Mon 2/16

5:30 pm-12:25 pm

2 stops31h 55m

$1,025

ChicagoHanoi

MDW - HAN

MDWHAN

Chicago Midway

Sat 11/29

6:00 am-9:45 pm

2 stops26h 45m

Hanoi Noibai

Mon 12/8

11:05 pm-11:55 am

2 stops25h 50m

$1,030

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 50 results
1
2
3
...
5

Best time to book a flight from Illinois to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi 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 Hanoi

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

Currently, September is the cheapest month in which you can book a flight from Illinois to Hanoi (average of $864). Flying from Illinois to Hanoi in December is currently the most expensive (average of $1,600). 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 HAN?

Find hourly flight availability from Illinois to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

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

Related info for your journey

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

  • What airport do you fly into for flights to Hanoi from Illinois?

    Located just 14.2 mi from the city center, Hanoi Noibai (HAN) is the airport most travelers will use when flying to Hanoi from Illinois.

  • How long is the flight from Illinois to Hanoi?

    Cathay Pacific, United Airlines, and Delta can get you from Illinois to Hanoi in just under 37h. Your travel time can differ by up to 2h 20m. There are 7977 mi between Illinois and Hanoi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Illinois to Hanoi are Korean Air ($422), Delta ($496), and American Airlines ($544).

  • What are the most popular routes from Illinois to Hanoi?

    While some choose either Chicago Midway - Hanoi Noibai or Lambert-St Louis - Hanoi Noibai, Chicago O'Hare Intl - Hanoi Noibai is the most popular route from Illinois to Hanoi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Hanoi 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 Hanoi?

    Currently, September is the cheapest month in which you can book a flight from Illinois to Hanoi (average of $864). Flying from Illinois to Hanoi in December is currently the most expensive (average of $1,600). 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 Hanoi

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Ho Chi Minh City flights
San Francisco to Ho Chi Minh City flights
Hobby to Ho Chi Minh City flights
Dallas/Fort Worth to Ho Chi Minh City flights
George Bush Intcntl to Ho Chi Minh City flights
Dulles Intl to Ho Chi Minh City flights
John F Kennedy Intl to Ho Chi Minh City flights
Seattle to Ho Chi Minh City flights
Ontario to Ho Chi Minh City flights
Newark to Ho Chi Minh City flights
O'Hare Intl to Ho Chi Minh City flights
Boston to Ho Chi Minh City flights
Burbank to Ho Chi Minh City flights
Atlanta to Ho Chi Minh City flights
LaGuardia to Ho Chi Minh City flights
Santa Ana to Ho Chi Minh City flights
Los Angeles to Hanoi flights
Love Field to Ho Chi Minh City flights
San Francisco to Hanoi flights
Reagan-National to Ho Chi Minh City flights
San Jose to Ho Chi Minh City flights
Baltimore to Ho Chi Minh City flights
John F Kennedy Intl to Hanoi flights
Oakland to Ho Chi Minh City flights
Los Angeles to Da Nang flights
Minneapolis to Ho Chi Minh City flights
Denver to Ho Chi Minh City flights
Portland to Ho Chi Minh City flights
Boston to Hanoi flights
San Francisco to Da Nang flights
Cincinnati to Ho Chi Minh City flights
Newark to Hanoi flights
Minneapolis to Hanoi flights
LaGuardia to Hanoi flights
Dulles Intl to Hanoi flights
Sky Harbor Intl to Ho Chi Minh City flights
O'Hare Intl to Hanoi flights
Tampa to Ho Chi Minh City flights
Seattle to Da Nang flights
Midway to Ho Chi Minh City flights
Seattle to Hanoi flights
Orlando to Ho Chi Minh City flights
San Diego to Ho Chi Minh City flights
Charlotte to Ho Chi Minh City flights
Reagan-National to Hanoi flights
Philadelphia to Ho Chi Minh City flights
Austin to Ho Chi Minh City flights
Baltimore to Hanoi flights
Ontario to Hanoi flights
Honolulu to Ho Chi Minh City flights

Top 8 airlines flying from Illinois to Hanoi

Discover the top 8 airlines that operate flights from Illinois to Hanoi. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$696Average$879FlexibilityNo cancel feeOn-time72%
ANACheapest$714Average$955FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$768Average$1,018FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$807Average$1,064FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$829Average$1,052FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$869Average$1,023FlexibilityNo cancel feeOn-time79%
DeltaCheapest$879Average$1,170FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$978Average$1,277FlexibilityNo cancel feeOn-time74%

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.