What airlines fly to Vietnam?

Singapore Airlines, China Airlines and Cathay Pacific are the top three most popular airlines that fly to Vietnam from Ontario according to our data. Singapore Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 21 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Vietnam?

China Airlines, Korean Air, and Delta are the most popular carriers operating from Ontario to Vietnam

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

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

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

As of July 2026, there are 5 operators available to choose from for flights from Ontario Airport to Vietnam.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Vietnam.

What documentation or ID do you need to fly to Vietnam?

The required travel and health documents for your Vietnam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Vietnam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$456 Cheap Flights from Ontario to Vietnam in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Vietnam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:30 pm - 5:35 pm

ONT

DAD

28h 05m

1 stop

6:45 pm - 5:05 pm

DAD

ONT

36h 20m

1 stop

$896STARLUX Airlines

Sat, Sep 12 - Tue, Sep 22

11:30 pm - 10:10 am

ONT

HAN

20h 40m

1 stop

11:40 am - 3:55 pm

HAN

ONT

19h 15m

1 stop

$901STARLUX Airlines

Wed, Oct 7 - Mon, Dec 7

6:00 am - 9:35 pm

ONT

HAN

25h 35m

2 stops

11:10 pm - 10:43 pm

HAN

ONT

37h 33m

2 stops

$956Delta

Wed, Oct 14 - Sun, Oct 18

6:20 am - 9:35 pm

ONT

HAN

25h 15m

2 stops

11:10 pm - 5:12 pm

HAN

ONT

32h 02m

2 stops

$962Korean Air

Mon, Oct 12 - Sun, Oct 18

12:45 am - 4:30 pm

ONT

DAD

25h 45m

1 stop

10:00 am - 6:00 pm

DAD

ONT

22h 00m

1 stop

$968China Airlines

Sat, Sep 12 - Sat, Sep 26

12:45 am - 4:30 pm

ONT

DAD

25h 45m

1 stop

10:00 am - 6:40 pm

DAD

ONT

22h 40m

1 stop

$970China Airlines

Sat, Aug 15 - Wed, Sep 2

12:45 am - 2:25 pm

ONT

DAD

23h 40m

2 stops

7:50 am - 6:40 pm

DAD

ONT

24h 50m

2 stops

$980Multiple Airlines

Sat, Aug 8 - Sun, Aug 16

6:20 am - 10:10 pm

ONT

SGN

25h 50m

2 stops

11:45 pm - 10:45 pm

SGN

ONT

37h 00m

2 stops

$1,008Korean Air

Sun, Aug 9 - Sun, Aug 23

7:00 am - 11:20 pm

ONT

SGN

25h 20m

2 stops

2:05 pm - 4:56 pm

SGN

ONT

41h 51m

2 stops

$1,010Delta

Sat, Nov 28 - Mon, Dec 21

3:13 pm - 2:35 pm

ONT

SGN

57h 22m

2 stops

11:30 am - 5:05 pm

SGN

ONT

19h 35m

1 stop

$1,011Multiple Airlines

Wed, Aug 19 - Wed, Sep 16

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United Airlines flights from Ontario to Vietnam

Our best United Airlines deals on Ontario to Vietnam flight tickets

United Airlines

Nov 10

ONT9:00 amOntario

45h 50m

2 stops

SGN9:50 pmHo Chi Minh City

Mar 16

SGN11:05 pmHo Chi Minh City

32h 42m

2 stops

ONT5:47 pmOntario

$1,041

United Airlines

Nov 22

ONT1:52 pmOntario

40h 58m

2 stops

SGN9:50 pmHo Chi Minh City

Dec 8

SGN11:05 pmHo Chi Minh City

31h 22m

2 stops

ONT3:27 pmOntario

$1,042

United Airlines

Aug 10

ONT1:50 pmOntario

42h 05m

2 stops

SGN9:55 pmHo Chi Minh City

Oct 13

SGN7:00 amHo Chi Minh City

27h 31m

2 stops

ONT8:31 pmOntario

$1,043

STARLUX Airlines flights from Ontario to Vietnam

Our best STARLUX Airlines deals on Ontario to Vietnam flight tickets

STARLUX Airlines

Sep 12

ONT11:30 pmOntario

28h 05m

1 stop

DAD5:35 pmDa Nang

Sep 22

DAD6:45 pmDa Nang

36h 20m

1 stop

ONT5:05 pmOntario

$896

STARLUX Airlines

Oct 7

ONT11:30 pmOntario

20h 40m

1 stop

HAN10:10 amHanoi Noibai

Oct 15

HAN5:50 pmHanoi Noibai

37h 15m

1 stop

ONT5:05 pmOntario

$902

STARLUX Airlines

Aug 21

ONT11:55 pmOntario

27h 40m

1 stop

DAD5:35 pmDa Nang

Sep 3

DAD6:45 pmDa Nang

36h 20m

1 stop

ONT5:05 pmOntario

$915

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioDa Nang

ONT - DAD

ONTDAD

Ontario

Sat 9/12

11:30 pm-5:35 pm

1 stop28h 05m

Da Nang

Tue 9/22

6:45 pm-5:05 pm

1 stop36h 20m

$896

Quickest round-trip

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Wed 10/7

11:30 pm-10:10 am

1 stop20h 40m

Hanoi Noibai

Mon 12/7

11:40 am-3:55 pm

1 stop19h 15m

$901

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Wed 10/14

6:00 am-9:35 pm

2 stops25h 35m

Hanoi Noibai

Sun 10/18

11:10 pm-10:43 pm

2 stops37h 33m

$956

OntarioHanoi

ONT - HAN

ONTHAN

Ontario

Mon 10/12

6:20 am-9:35 pm

2 stops25h 15m

Hanoi Noibai

Sun 10/18

11:10 pm-5:12 pm

2 stops32h 02m

$962

OntarioDa Nang

ONT - DAD

ONTDAD

Ontario

Sat 9/12

12:45 am-4:30 pm

1 stop25h 45m

Da Nang

Sat 9/26

10:00 am-6:00 pm

1 stop22h 00m

$968

OntarioDa Nang

ONT - DAD

ONTDAD

Ontario

Sat 8/15

12:45 am-4:30 pm

1 stop25h 45m

Da Nang

Wed 9/2

10:00 am-6:40 pm

1 stop22h 40m

$970

OntarioDa Nang

ONT - DAD

ONTDAD

Ontario

Sat 8/8

12:45 am-2:25 pm

2 stops23h 40m

Da Nang

Sun 8/16

7:50 am-6:40 pm

2 stops24h 50m

$980

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Sun 8/9

6:20 am-10:10 pm

2 stops25h 50m

Ho Chi Minh City

Sun 8/23

11:45 pm-10:45 pm

2 stops37h 00m

$1,008

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Sat 11/28

7:00 am-11:20 pm

2 stops25h 20m

Ho Chi Minh City

Mon 12/21

2:05 pm-4:56 pm

2 stops41h 51m

$1,010

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Wed 8/19

3:13 pm-2:35 pm

2 stops57h 22m

Ho Chi Minh City

Wed 9/16

11:30 am-5:05 pm

1 stop19h 35m

$1,011

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 Vietnam

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 cheapest month to fly to Vietnam?

The month of April is, on average, the cheapest month to fly to Vietnam from Ontario, with most prices found around $360. If you don’t want to visit Vietnam in April, then you should wait until October to fly from Ontario, when ticket prices are also cheap, with an average price of $458.

How far in advance should I book a flight from Ontario to Vietnam?

You are more likely to see cheaper flights to Vietnam from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $959 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Ontario for as low as $761 on momondo.

Can stopping save me money on Ontario to Vietnam flights?

You could potentially save up to 27% on your flight if you consider stops on a Ontario to Vietnam flight.

Cheap Ontario to Vietnam flight deals and tips

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

Fastest flight time	19h 25m
Direct flights	None

The fastest flight from Ontario to Vietnam takes 19h 25m

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

Search flight deals

Frequently asked questions about flying from Ontario to Vietnam

When did momondo last update prices for flights from Ontario Airport to Vietnam?
Prices for flights from Ontario Airport to Vietnam are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Vietnam?
As of July 2026, there are 5 operators available to choose from for flights from Ontario Airport to Vietnam.
How old do you have to be to fly from Ontario Airport to Vietnam?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The required travel and health documents for your Vietnam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Vietnam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ontario to Vietnam

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

Airline	Rating	Free Cancellation	Price
Korean Air	PriceFrom $611	Free Cancellation	Rating 8.4 1,222 reviews	Search Korean Air flights
Delta	PriceFrom $656	Free Cancellation	Rating 7.8 8,465 reviews	Search Delta flights
China Airlines	PriceFrom $691	Free Cancellation	Rating 8.3 834 reviews	Search China Airlines flights
Asiana Airlines	PriceFrom $735	Free Cancellation	Rating 8.1 551 reviews	Search Asiana Airlines flights
STARLUX Airlines	PriceFrom $742	Free Cancellation	Rating 8.8 359 reviews	Search STARLUX Airlines flights

Why use momondo?

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

Finding the right flight to Vietnam 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 Vietnam quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Vietnam from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Ontario to Vietnam flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Vietnam, momondo offers a useful price alert feature which will track prices for flights to Vietnam from Ontario and alert you when they change.