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

STARLUX Airlines and China Airlines are the most popular carriers operating from Ontario to Hanoi Noibai

What airlines fly to Hanoi?

Singapore Airlines, Cathay Pacific and Asiana Airlines are the top three most popular airlines that fly to Hanoi from Ontario according to our data. Singapore Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Hanoi. Keep in mind that there are 14 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.

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 August 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.

$402 Cheap Flights from Ontario to Hanoi in 2026

Discover deals from 900+ travel sites with momondo.

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.

11:30 pm - 10:10 amONT Ontario-HAN Hanoi Noibai

20h 40m1 stop Taipei City Taiwan Taoyuan Intl

11:10 am - 5:05 pmHAN Hanoi Noibai-ONT Ontario

19h 55m1 stop Taipei City Taiwan Taoyuan Intl

$764STARLUX Airlines

Fri, Sep 11 - Fri, Sep 18

10:45 pm - 10:30 amONT Ontario-HAN Hanoi Noibai

21h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:40 am - 3:55 pmHAN Hanoi Noibai-ONT Ontario

19h 15m1 stop Taipei City Taiwan Taoyuan Intl

$779STARLUX Airlines

Wed, Oct 28 - Wed, Nov 4

11:30 pm - 4:50 pmONT Ontario-HAN Hanoi Noibai

27h 20m1 stop Taipei City Taiwan Taoyuan Intl

11:40 am - 4:55 pmHAN Hanoi Noibai-ONT Ontario

19h 15m1 stop Taipei City Taiwan Taoyuan Intl

$779STARLUX Airlines

Mon, Oct 19 - Fri, Oct 30

11:55 pm - 10:10 amONT Ontario-HAN Hanoi Noibai

20h 15m1 stop Taipei City Taiwan Taoyuan Intl

11:10 am - 5:40 pmHAN Hanoi Noibai-ONT Ontario

20h 30m1 stop Taipei City Taiwan Taoyuan Intl

$779STARLUX Airlines

Sat, Aug 22 - Fri, Aug 28

11:55 pm - 4:50 pmONT Ontario-HAN Hanoi Noibai

26h 55m1 stop Taipei City Taiwan Taoyuan Intl

11:10 am - 5:05 pmHAN Hanoi Noibai-ONT Ontario

19h 55m1 stop Taipei City Taiwan Taoyuan Intl

$779STARLUX Airlines

Mon, Aug 31 - Mon, Sep 7

11:30 pm - 10:10 amONT Ontario-HAN Hanoi Noibai

20h 40m1 stop Taipei City Taiwan Taoyuan Intl

11:10 am - 5:05 pmHAN Hanoi Noibai-ONT Ontario

19h 55m1 stop Taipei City Taiwan Taoyuan Intl

$779STARLUX Airlines

Fri, Sep 11 - Fri, Sep 25

11:30 pm - 10:10 amONT Ontario-HAN Hanoi Noibai

20h 40m1 stop Taipei City Taiwan Taoyuan Intl

11:10 am - 5:05 pmHAN Hanoi Noibai-ONT Ontario

19h 55m1 stop Taipei City Taiwan Taoyuan Intl

$779STARLUX Airlines

Sat, Sep 12 - Fri, Sep 25

12:45 am - 10:30 amONT Ontario-HAN Hanoi Noibai

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:30 am - 6:00 pmHAN Hanoi Noibai-ONT Ontario

20h 30m1 stop Taipei City Taiwan Taoyuan Intl

$833China Airlines

Sat, Sep 12 - Tue, Sep 29

12:45 am - 10:30 amONT Ontario-HAN Hanoi Noibai

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:30 am - 6:00 pmHAN Hanoi Noibai-ONT Ontario

20h 30m1 stop Taipei City Taiwan Taoyuan Intl

$843China Airlines

Mon, Aug 17 - Tue, Sep 29

12:10 am - 10:30 amONT Ontario-HAN Hanoi Noibai

20h 20m1 stop Taipei City Taiwan Taoyuan Intl

11:30 am - 6:00 pmHAN Hanoi Noibai-ONT Ontario

20h 30m1 stop Taipei City Taiwan Taoyuan Intl

$843China Airlines

Tue, Sep 22 - Sun, Sep 27

Cheap last minute flights

Enter your travel dates to find the best prices.

12:45 am - 10:30 amONT Ontario-HAN Hanoi Noibai

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:30 am - 6:40 pmHAN Hanoi Noibai-ONT Ontario

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

$858China Airlines

Sat, Aug 8 - Sun, Aug 23

12:45 am - 10:30 amONT Ontario-HAN Hanoi Noibai

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:30 am - 6:40 pmHAN Hanoi Noibai-ONT Ontario

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

$884China Airlines

Sat, Aug 8 - Sat, Aug 22

12:45 am - 10:30 amONT Ontario-HAN Hanoi Noibai

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:30 am - 6:40 pmHAN Hanoi Noibai-ONT Ontario

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

$914China Airlines

Wed, Aug 5 - Thu, Aug 13

12:45 am - 10:30 amONT Ontario-HAN Hanoi Noibai

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

8:00 pm - 6:40 pmHAN Hanoi Noibai-ONT Ontario

36h 40m2 stops Ho Chi Minh City Taipei City Taiwan Taoyuan Intl

$1,089China Airlines

Sat, Aug 8 - Sun, Aug 23

12:45 am - 2:10 pmONT Ontario-HAN Hanoi Noibai

23h 25m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City

11:30 am - 6:40 pmHAN Hanoi Noibai-ONT Ontario

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

$1,093China Airlines

Sat, Aug 8 - Sat, Aug 22

12:45 am - 1:00 amONT Ontario-HAN Hanoi Noibai

34h 15m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City

10:55 pm - 6:40 pmHAN Hanoi Noibai-ONT Ontario

33h 45m2 stops Ho Chi Minh City Taipei City Taiwan Taoyuan Intl

$1,109Multiple Airlines

Sat, Aug 8 - Sat, Aug 22

12:45 am - 3:10 pmONT Ontario-HAN Hanoi Noibai

24h 25m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City

11:30 am - 6:40 pmHAN Hanoi Noibai-ONT Ontario

21h 10m1 stop Taipei City Taiwan Taoyuan Intl

$1,214China Airlines

Wed, Aug 5 - Thu, Aug 13

12:45 am - 12:15 amONT Ontario-HAN Hanoi Noibai

33h 30m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

10:45 pm - 6:40 pmHAN Hanoi Noibai-ONT Ontario

33h 55m3 stops Ho Chi Minh City Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

$1,261Multiple Airlines

Sat, Aug 8 - Sun, Aug 16

12:45 am - 10:30 amONT Ontario-HAN Hanoi Noibai

19h 45m1 stop Taipei City Taiwan Taoyuan Intl

5:50 pm - 6:40 pmHAN Hanoi Noibai-ONT Ontario

38h 50m1 stop Taipei City Taiwan Taoyuan Intl

$1,310China Airlines

Sat, Aug 8 - Sun, Aug 16

12:45 am - 3:10 pmONT Ontario-HAN Hanoi Noibai

24h 25m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City

5:50 pm - 6:40 pmHAN Hanoi Noibai-ONT Ontario

38h 50m1 stop Taipei City Taiwan Taoyuan Intl

$1,514China Airlines

Sat, Aug 8 - Sun, Aug 16

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China Airlines flights from Ontario to Hanoi

Our best China Airlines deals on Ontario to Hanoi flight tickets

China Airlines

Sep 12

ONT12:45 amOntario

19h 45m

1 stop

HAN10:30 amHanoi Noibai

Sep 29

HAN11:30 amHanoi Noibai

20h 30m

1 stop

ONT6:00 pmOntario

$833

China Airlines

Aug 17

ONT12:45 amOntario

19h 45m

1 stop

HAN10:30 amHanoi Noibai

Sep 29

HAN11:30 amHanoi Noibai

20h 30m

1 stop

ONT6:00 pmOntario

$843

China Airlines

Aug 31

ONT12:45 amOntario

19h 45m

1 stop

HAN10:30 amHanoi Noibai

Sep 10

HAN5:50 pmHanoi Noibai

38h 50m

1 stop

ONT6:40 pmOntario

$846

Delta flights from Ontario to Hanoi

Our best Delta deals on Ontario to Hanoi flight tickets

Delta

Aug 31

ONT6:20 amOntario

25h 15m

2 stops

HAN9:35 pmHanoi Noibai

Sep 16

HAN11:10 pmHanoi Noibai

37h 30m

2 stops

ONT10:40 pmOntario

$957

Delta

Oct 18

ONT9:45 amOntario

58h 50m

2 stops

HAN10:35 amHanoi Noibai

Nov 4

HAN11:05 pmHanoi Noibai

38h 06m

2 stops

ONT10:11 pmOntario

$963

Delta

Oct 23

ONT6:00 amOntario

25h 35m

2 stops

HAN9:35 pmHanoi Noibai

Nov 1

HAN11:05 pmHanoi Noibai

38h 38m

2 stops

ONT10:43 pmOntario

$1,007

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Fri 9/11

11:30 pm-10:10 am

1 stop20h 40m

Hanoi Noibai

Fri 9/18

11:10 am-5:05 pm

1 stop19h 55m

$764

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Wed 10/28

10:45 pm-10:30 am

1 stop21h 45m

Hanoi Noibai

Wed 11/4

11:40 am-3:55 pm

1 stop19h 15m

$779

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Mon 10/19

11:30 pm-4:50 pm

1 stop27h 20m

Hanoi Noibai

Fri 10/30

11:40 am-4:55 pm

1 stop19h 15m

$779

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Sat 8/22

11:55 pm-10:10 am

1 stop20h 15m

Hanoi Noibai

Fri 8/28

11:10 am-5:40 pm

1 stop20h 30m

$779

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Mon 8/31

11:55 pm-4:50 pm

1 stop26h 55m

Hanoi Noibai

Mon 9/7

11:10 am-5:05 pm

1 stop19h 55m

$779

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Fri 9/11

11:30 pm-10:10 am

1 stop20h 40m

Hanoi Noibai

Fri 9/25

11:10 am-5:05 pm

1 stop19h 55m

$779

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Sat 9/12

11:30 pm-10:10 am

1 stop20h 40m

Hanoi Noibai

Fri 9/25

11:10 am-5:05 pm

1 stop19h 55m

$779

Quickest round-trip

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Sat 9/12

12:45 am-10:30 am

1 stop19h 45m

Hanoi Noibai

Tue 9/29

11:30 am-6:00 pm

1 stop20h 30m

$833

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Mon 8/17

12:45 am-10:30 am

1 stop19h 45m

Hanoi Noibai

Tue 9/29

11:30 am-6:00 pm

1 stop20h 30m

$843

OntarioHanoi

ONT Ontario - HAN Hanoi Noibai

ONTHAN

Ontario

Tue 9/22

12:10 am-10:30 am

1 stop20h 20m

Hanoi Noibai

Sun 9/27

11:30 am-6:00 pm

1 stop20h 30m

$843

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

What is the typical price of a round-trip flight between Ontario and Hanoi?

Prices are currently low for flights on this route.

Typical prices usually range from $845 to $993.
The lowest price recently found on this route was $764.

What is the cheapest month to fly to Hanoi?

The cheapest month to fly to Hanoi from Ontario is in June. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in June, then November is your next best option. Flight prices from Ontario to Hanoi during November average around $758.

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	20h 40m
Direct flights	None

The fastest flight from Ontario to Hanoi takes 20h 40m

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

Search flight deals

Frequently asked questions about flying from Ontario to Hanoi

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 20h 40m.
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 August 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 $738	Free Cancellation	Rating 8.3 838 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.