What airlines fly to Hanoi?

Asiana Airlines, Cathay Pacific and Singapore Airlines are the top three most popular airlines that fly to Hanoi from Ontario according to our data. Asiana Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Hanoi. Keep in mind that there are 15 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Hanoi Noibai?

Korean Air, ANA, and China Airlines are the most popular carriers operating from Ontario to Hanoi Noibai

When did momondo last update prices for flights from Ontario Airport to Hanoi Noibai Airport?

Prices for flights from Ontario Airport to Hanoi Noibai Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario Airport to Hanoi Noibai Airport?

As of February 2026, there is 1 operator available to choose from for flights from Ontario Airport to Hanoi Noibai Airport.

How old do you have to be to fly from Ontario Airport to Hanoi Noibai Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Hanoi Noibai Airport.

What documentation or ID do you need to fly to Hanoi Noibai Airport?

The necessary travel and health documents for your Hanoi Noibai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$311 Cheap Flights from Ontario to Hanoi in 2026

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Find the cheapest flights from Ontario to Hanoi

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:30 am - 9:45 pm

ONT

HAN

23h 15m

2 stops

11:05 pm - 10:33 pm

HAN

ONT

37h 28m

2 stops

$635Delta

Tue, Mar 3 - Tue, Mar 10

6:00 am - 9:45 pm

ONT

HAN

25h 45m

2 stops

11:10 pm - 5:15 pm

HAN

ONT

32h 05m

2 stops

$641Korean Air

Sun, Mar 8 - Mon, Apr 27

6:00 am - 9:45 pm

ONT

HAN

25h 45m

2 stops

11:10 pm - 5:15 pm

HAN

ONT

32h 05m

2 stops

$691Korean Air

Sun, Mar 8 - Thu, Apr 30

12:10 am - 10:30 am

ONT

HAN

20h 20m

1 stop

5:50 pm - 6:00 pm

HAN

ONT

38h 10m

1 stop

$698China Airlines

Tue, Apr 21 - Thu, Apr 30

12:10 am - 10:30 am

ONT

HAN

20h 20m

1 stop

5:50 pm - 6:00 pm

HAN

ONT

38h 10m

1 stop

$702China Airlines

Wed, Apr 22 - Sun, May 10

12:10 am - 4:50 pm

ONT

HAN

26h 40m

1 stop

11:30 am - 6:00 pm

HAN

ONT

20h 30m

1 stop

$716China Airlines

Thu, Apr 16 - Sun, May 3

12:10 am - 10:30 am

ONT

HAN

20h 20m

1 stop

11:30 am - 6:00 pm

HAN

ONT

20h 30m

1 stop

$729China Airlines

Mon, Apr 27 - Fri, May 8

12:10 am - 4:50 pm

ONT

HAN

26h 40m

1 stop

5:50 pm - 6:00 pm

HAN

ONT

38h 10m

1 stop

$740China Airlines

Wed, Apr 29 - Sun, May 10

12:10 am - 10:30 am

ONT

HAN

20h 20m

1 stop

11:30 am - 6:00 pm

HAN

ONT

20h 30m

1 stop

$742China Airlines

Sat, Apr 4 - Wed, Apr 22

12:10 am - 4:50 pm

ONT

HAN

26h 40m

1 stop

11:35 am - 6:00 pm

HAN

ONT

20h 25m

1 stop

$746China Airlines

Mon, Apr 27 - Fri, May 8

Korean Air flights from Ontario to Hanoi

Our best Korean Air deals on Ontario to Hanoi flight tickets

Korean Air

Mar 8

ONT6:00 amOntario

25h 45m

2 stops

HAN9:45 pmHanoi Noibai

Apr 22

HAN11:10 pmHanoi Noibai

32h 05m

2 stops

ONT5:15 pmOntario

$641

Korean Air

Mar 8

ONT6:00 amOntario

25h 45m

2 stops

HAN9:45 pmHanoi Noibai

Apr 30

HAN11:10 pmHanoi Noibai

32h 05m

2 stops

ONT5:15 pmOntario

$691

Korean Air

Mar 3

ONT7:30 amOntario

23h 15m

2 stops

HAN9:45 pmHanoi Noibai

Mar 10

HAN11:05 pmHanoi Noibai

32h 07m

2 stops

ONT5:12 pmOntario

$755

China Airlines flights from Ontario to Hanoi

Our best China Airlines deals on Ontario to Hanoi flight tickets

China Airlines

Apr 21

ONT12:10 amOntario

20h 20m

1 stop

HAN10:30 amHanoi Noibai

Apr 30

HAN5:50 pmHanoi Noibai

38h 10m

1 stop

ONT6:00 pmOntario

$698

China Airlines

Apr 22

ONT12:10 amOntario

20h 20m

1 stop

HAN10:30 amHanoi Noibai

May 10

HAN5:50 pmHanoi Noibai

38h 10m

1 stop

ONT6:00 pmOntario

$702

China Airlines

Apr 16

ONT12:10 amOntario

26h 40m

1 stop

HAN4:50 pmHanoi Noibai

May 3

HAN11:30 amHanoi Noibai

20h 30m

1 stop

ONT6:00 pmOntario

$716

Fly from

Fly to

Route

Depart

Return

Price

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Tue 3/3

7:30 am-9:45 pm

2 stops23h 15m

Hanoi Noibai

Tue 3/10

11:05 pm-10:33 pm

2 stops37h 28m

$635

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Sun 3/8

6:00 am-9:45 pm

2 stops25h 45m

Hanoi Noibai

Mon 4/27

11:10 pm-5:15 pm

2 stops32h 05m

$641

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Sun 3/8

6:00 am-9:45 pm

2 stops25h 45m

Hanoi Noibai

Thu 4/30

11:10 pm-5:15 pm

2 stops32h 05m

$691

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Tue 4/21

12:10 am-10:30 am

1 stop20h 20m

Hanoi Noibai

Thu 4/30

5:50 pm-6:00 pm

1 stop38h 10m

$698

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Wed 4/22

12:10 am-10:30 am

1 stop20h 20m

Hanoi Noibai

Sun 5/10

5:50 pm-6:00 pm

1 stop38h 10m

$702

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Thu 4/16

12:10 am-4:50 pm

1 stop26h 40m

Hanoi Noibai

Sun 5/3

11:30 am-6:00 pm

1 stop20h 30m

$716

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Mon 4/27

12:10 am-10:30 am

1 stop20h 20m

Hanoi Noibai

Fri 5/8

11:30 am-6:00 pm

1 stop20h 30m

$729

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Wed 4/29

12:10 am-4:50 pm

1 stop26h 40m

Hanoi Noibai

Sun 5/10

5:50 pm-6:00 pm

1 stop38h 10m

$740

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Sat 4/4

12:10 am-10:30 am

1 stop20h 20m

Hanoi Noibai

Wed 4/22

11:30 am-6:00 pm

1 stop20h 30m

$742

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Mon 4/27

12:10 am-4:50 pm

1 stop26h 40m

Hanoi Noibai

Fri 5/8

11:35 am-6:00 pm

1 stop20h 25m

$746

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 Ontario to Hanoi

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

Can stopping save me money on Ontario to Hanoi flights?

You could potentially save up to 33% on your flight if you consider stops on a Ontario to Hanoi flight.

When to book flights from Ontario to Hanoi

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Hanoi according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Hanoi (ONT to HAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Hanoi

Fastest flight time	19h 45m
Direct flights	None

The fastest flight from Ontario to Hanoi takes 19h 45m

There are no direct flights from Ontario to Hanoi. There are no popular flight routes from Ontario to Hanoi.

Search flight deals

How far is Ontario to Hanoi Noibai by plane?
There are 7672.5 mi between Ontario and Hanoi Noibai. A reasonable flight in good conditions will take 19h 45m.
When did momondo last update prices for flights from Ontario Airport to Hanoi Noibai Airport?
Prices for flights from Ontario Airport to Hanoi Noibai Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Hanoi Noibai Airport?
As of February 2026, there is 1 operator available to choose from for flights from Ontario Airport to Hanoi Noibai Airport.
How old do you have to be to fly from Ontario Airport to Hanoi Noibai Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Hanoi Noibai Airport.
What documentation or ID do you need to fly to Hanoi Noibai Airport?
The necessary travel and health documents for your Hanoi Noibai Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to Hanoi?
Based on momondo bookings for flights between Ontario and Hanoi, the leading airline is China Airlines, making up 100% of the total bookings.

Best airlines flying from Ontario to Hanoi

Compare and see reviews for airlines that fly from Ontario to Hanoi with momondo

Airline	Rating	Free Cancellation	Price
China Airlines	PriceFrom $304	Free Cancellation	Rating 8.3 803 reviews		Search China Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Hanoi?

Finding the right flight to Hanoi from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Hanoi quick and easy, saving you time and money.

Can I find flights from Ontario to Hanoi with flexible booking policies on momondo?

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

How can momondo help me find flights from Ontario to Hanoi?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Hanoi from Ontario.

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

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