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$377+ Cheap flights from O'Hare Intl (ORD) 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HAN
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Hanoi Noibai are usually found in April or September, booked 67 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap flight deals from O'Hare Intl to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Hanoi (HAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$718
(oojo)

One-way from

$377
(oojo)

Popular in

December

Cheapest in

April

Average price

$1,263
From Chicago O'Hare Intl to Hanoi Noibai
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One-way flight from Chicago O'Hare Intl to Hanoi Noibai
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Highest demand for flights based on searches. 10% potential increase in price ($139 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($57 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from O'Hare Intl to Hanoi

Cheapest flights from O'Hare Intl to Hanoi
Explore the most affordable flight options available from O'Hare Intl to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This oojo deal was found by Cheapflights users on 7/2. 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.
Wed 11/52:40 pmORD - HAN
1 stop30h 25mCathay Pacific
Sun 11/237:25 pmHAN - ORD
1 stop30h 35mCathay Pacific
Deal found 7/2$718
This CheapOair deal was found by Cheapflights users on 7/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:30 amORD - HAN
1 stop23h 35mANA
Tue 12/912:25 amHAN - ORD
1 stop26h 25mANA
Deal found 7/1$737
This oojo deal was found by Cheapflights users on 7/3. 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.
Mon 11/311:05 amORD - HAN
1 stop21h 35mKorean Air
Wed 11/1212:20 pmHAN - ORD
1 stop33h 10mKorean Air
Deal found 7/3$784
This Trip.com deal was found by Cheapflights users on 7/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:09 pmORD - HAN
2 stops38h 51mMultiple Airlines
Sat 8/301:25 pmHAN - ORD
2 stops28h 15mMultiple Airlines
Deal found 7/1$820
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Tue 12/210:30 amORD - HAN
1 stop23h 35mUnited Airlines
Tue 12/912:25 amHAN - ORD
1 stop26h 25mUnited Airlines
Deal found 7/3$878
This Delta deal was found by Cheapflights users on 7/3. 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.
Tue 8/2611:15 amORD - HAN
2 stops35h 25mDelta
Tue 9/1612:00 pmHAN - ORD
2 stops40h 20mDelta
Deal found 7/3$881
This oojo deal was found by Cheapflights users on 7/3. 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.
Sun 9/216:20 amORD - HAN
2 stops46h 30mChina Airlines
Mon 9/295:50 pmHAN - ORD
2 stops25h 13mChina Airlines
Deal found 7/3$905

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl 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 July 3, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Hanoi that are best for you.

Fly from

O'Hare Intl

Fly to

Hanoi

Route

Depart

Return

Price

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Wed 11/5

2:40 pm-10:05 am

1 stop30h 25m

Hanoi Noibai

Sun 11/23

7:25 pm-1:00 pm

1 stop30h 35m

$718

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 12/2

10:30 am-11:05 pm

1 stop23h 35m

Hanoi Noibai

Tue 12/9

12:25 am-1:50 pm

1 stop26h 25m

$737

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sat 8/23

7:09 pm-10:00 pm

2 stops38h 51m

Hanoi Noibai

Sat 8/30

1:25 pm-5:40 am

2 stops28h 15m

$820

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 12/2

10:30 am-11:05 pm

1 stop23h 35m

Hanoi Noibai

Tue 12/9

12:25 am-1:50 pm

1 stop26h 25m

$878

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 8/26

8:25 am-10:40 am

2 stops38h 15m

Hanoi Noibai

Tue 9/16

12:00 pm-12:42 pm

2 stops36h 42m

$881

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Wed 8/20

4:00 pm-3:35 pm

1 stop35h 35m

$377

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Thu 11/6

11:05 am-9:40 pm

1 stop21h 35m

$402

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Wed 8/20

7:05 am-10:00 pm

2 stops50h 55m

$421

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Sun 11/2

10:20 am-10:30 pm

1 stop23h 10m

$475

ChicagoHanoi

ORD - HAN

ORDHAN

Chicago O'Hare Intl

Tue 8/26

9:55 am-9:50 pm

2 stops23h 55m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 15 results
1
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Best time to book a flight from O'Hare Intl to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from O'Hare Intl 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 Chicago O'Hare Intl Airport to Hanoi

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Hanoi?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Hanoi. Price data was last updated on June 27, 2025.

Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Hanoi. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Hanoi?

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Hanoi (average of $973). Flying from Chicago O'Hare Intl Airport to Hanoi in December is currently the most expensive (average of $1,618). 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 ORD to HAN?

Find hourly flight availability from O'Hare Intl 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 July 3, 2025.

When flying from Chicago O'Hare Intl Airport to Hanoi, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 37% versus a flight in the afternoon.

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown EVA Air, ANA, and Korean Air from Chicago O'Hare Intl Airport to Hanoi. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,214 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,214 reviews
EVA Air
8.4
Very good
1,214 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.4
Very good
893 reviews
EVA Air
8.4
Very good
1,214 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,101 reviews
EVA Air
8.4
Very good
1,214 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,503 reviews
EVA Air
8.4
Very good
1,214 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
747 reviews
EVA Air
8.4
Very good
1,214 reviews

Entertainment

8.0

Overall

8.4

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 Chicago O'Hare Intl?

    Most people fly into Hanoi Noibai (HAN) if they book a flight to Hanoi from Chicago O'Hare Intl. On average, Noibai has 0 inbound flights from Chicago O'Hare Intl per day from 7 airlines. Hanoi Noibai is conveniently located just 14.2 mi from Hanoi’s city center.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Hanoi round-trip?

    Flying on Cathay Pacific is currently your cheapest option to Hanoi, with prices starting at $718. Additional round-trip tickets that might be worth considering are offered by ANA and United Airlines, with the lowest prices starting at $737 and $878, respectively. Cathay Pacific is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Hanoi one-way?

    For one-way options, check prices for Cathay Pacific. According to our data, you can fly for as low as $377. Users have also found prices from $405 and $502 on Korean Air and American Airlines, respectively.

  • Can I find deals for flights from O'Hare Intl to Hanoi that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Hanoi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Hanoi?

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

  • Can I find deals for business class flights from O'Hare Intl to Hanoi?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 Chicago O'Hare Intl Airport to Hanoi?

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Hanoi (average of $973). Flying from Chicago O'Hare Intl Airport to Hanoi in December is currently the most expensive (average of $1,618). 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

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Top 7 airlines flying from O'Hare Intl to Hanoi

Discover the top 7 airlines that operate flights from O'Hare Intl 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$768Average$1,086FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$807Average$1,002FlexibilityNo cancel feeOn-time77%
Cathay PacificCheapest$828Average$907FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$829Average$1,090FlexibilityNo cancel feeOn-time69%
ANACheapest$856Average$958FlexibilityNo cancel feeOn-time80%
DeltaCheapest$968Average$1,382FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$976Average$1,202FlexibilityNo cancel feeOn-time74%

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