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

$535 is the cheapest one-way deal found within the past few days, from China Airlines. You may also be able to find cheap deals on United Airlines and Qatar Airways, with prices starting from $543 and $823, respectively.

What is the cheapest day to fly from Hanoi to Ontario?

Travelers seeking maximum savings on their Hanoi to Ontario flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 52 days in advance, which can save you up to 53% on flights from Hanoi to Ontario compared to booking the week you need them. Waiting 52 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $913. For sooner than that we have options available in the next 3 days from $1,269.

What is the cheapest month to fly from Hanoi to Ontario?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, October can be a great choice for travel to Ontario. Flights to Ontario from Hanoi in October are about $965 on average during October, but can be found for as low as $696.

What is the cheapest time of day to fly from HAN to ONT?

When flying from Hanoi to Ontario, 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 30% versus a flight in the morning.

Most accurate provider : When it comes to deals on Hanoi-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hanoi-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hanoi-Ontario flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Hanoi-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hanoi-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Hanoi to Ontario?

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

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

Yes. Cheapflights offers flight deals from Hanoi to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$535+ Flights from Hanoi, Vietnam to Ontario, California

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1. Tell us where you want to go

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Cheap flight deals from Hanoi to Ontario

Find flight deals from Hanoi to Ontario

Cheapest flights from Hanoi to Ontario
Explore the most affordable flight options available from Hanoi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

lun. 12/1611:35 amHAN - ONT

1 stop20h 15mChina Airlines

mar. 12/3110:45 pmONT - HAN

1 stop20h 50mChina Airlines

Deal found 11/20

$899

jue. 12/1912:25 amHAN - ONT

2 stops32h 28mUnited Airlines

mar. 12/316:00 amONT - HAN

2 stops26h 05mUnited Airlines

Deal found 11/20

$3,324

vie. 12/2011:55 pmHAN - ONT

2 stops32h 14mJapan Airlines

mar. 12/316:00 amONT - HAN

2 stops25h 30mJapan Airlines

Deal found 11/20

$6,275

Best flights from Hanoi to Ontario
Discover carefully curated flight deals from Hanoi to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 21, 2024.

lun. 12/1611:35 amHAN - ONT

1 stop20h 15mChina Airlines

mar. 12/3110:45 pmONT - HAN

1 stop20h 50mChina Airlines

Deal found 11/20

$899

mié. 1/2911:55 pmHAN - ONT

2 stops30h 16mJapan Airlines

dom. 2/26:00 amONT - HAN

2 stops25h 30mJapan Airlines

Deal found 11/20

$1,133

mié. 1/1512:25 amHAN - ONT

2 stops35h 04mUnited Airlines

lun. 1/206:15 amONT - HAN

2 stops25h 50mUnited Airlines

Deal found 11/20

$1,275

mar. 1/2812:25 amHAN - ONT

2 stops32h 39mMultiple Airlines

dom. 2/26:15 amONT - HAN

2 stops25h 50mMultiple Airlines

Deal found 11/20

$1,686

jue. 1/166:15 pmHAN - ONT

2 stops43h 24mQatar Airways

lun. 1/206:00 amONT - HAN

2 stops33h 55mQatar Airways

Deal found 11/20

$2,017

vie. 1/312:25 amHAN - ONT

3 stops37h 35mAir Canada

sáb. 1/116:15 amONT - HAN

3 stops25h 50mAir Canada

Deal found 11/20

$8,927

Last-minute flights from Hanoi to Ontario
Discover last-minute flight deals from Hanoi to Ontario. Data last updated noviembre 21, 2024 and is based on user searches.

lun. 12/1611:35 amHAN - ONT

1 stop20h 15mChina Airlines

mar. 12/3110:45 pmONT - HAN

1 stop20h 50mChina Airlines

Deal found 11/20

$899

jue. 12/1912:25 amHAN - ONT

2 stops32h 28mUnited Airlines

mar. 12/316:00 amONT - HAN

2 stops26h 05mUnited Airlines

Deal found 11/20

$3,324

vie. 12/2011:55 pmHAN - ONT

2 stops32h 14mJapan Airlines

mar. 12/316:00 amONT - HAN

2 stops25h 30mJapan Airlines

Deal found 11/20

$6,275

One-way flights from Hanoi to Ontario
Search for one-way flight options from Hanoi to Ontario. Find affordable one-way fares based on user searches. Data last updated noviembre 21, 2024.

mié. 3/511:35 amHAN - ONT

1 stop20h 15mChina Airlines

Deal found 11/20

$535

sáb. 12/2112:25 amHAN - ONT

2 stops48h 33mUnited Airlines

Deal found 11/20

$543

lun. 3/3111:00 pmHAN - ONT

2 stops33h 05mMultiple Airlines

Deal found 11/20

$629

dom. 2/28:45 amHAN - ONT

2 stops52h 54mQatar Airways

Deal found 11/21

$823

dom. 12/2911:55 pmHAN - ONT

2 stops32h 14mJapan Airlines

Deal found 11/21

$1,445

Find flights from Hanoi to Ontario within your budget

Fly from

Fly to

Route

Depart

Return

Price

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

lun. 12/16

11:35 am-4:50 pm

1 stop20h 15m

Ontario

mar. 12/31

10:45 pm-10:35 am

1 stop20h 50m

$899

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

mié. 1/29

11:55 pm-3:11 pm

2 stops30h 16m

Ontario

dom. 2/2

6:00 am-10:30 pm

2 stops25h 30m

$1,133

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

mié. 1/15

12:25 am-8:29 pm

2 stops35h 04m

Ontario

lun. 1/20

6:15 am-11:05 pm

2 stops25h 50m

$1,275

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

mar. 1/28

12:25 am-6:04 pm

2 stops32h 39m

Ontario

dom. 2/2

6:15 am-11:05 pm

2 stops25h 50m

$1,686

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

jue. 1/16

6:15 pm-10:39 pm

2 stops43h 24m

Ontario

lun. 1/20

6:00 am-6:55 am

2 stops33h 55m

$2,017

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

vie. 1/3

12:25 am-11:00 pm

3 stops37h 35m

Ontario

sáb. 1/11

6:15 am-11:05 pm

3 stops25h 50m

$8,927

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

mié. 3/5

11:35 am-4:50 pm

1 stop20h 15m

$535

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

sáb. 12/21

12:25 am-9:58 am

2 stops48h 33m

$543

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

lun. 3/31

11:00 pm-6:05 pm

2 stops33h 05m

$629

HanoiOntario

HAN - ONT

HANONT

Hanoi Noibai

dom. 2/2

8:45 am-10:39 pm

2 stops52h 54m

$823

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 11 results

Compare providers for flights from Hanoi to Ontario

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hanoi to Ontario in November.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Hanoi-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hanoi-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hanoi-Ontario flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Hanoi-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hanoi-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Hanoi to Ontario

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

Travel insights for flights from Hanoi to Ontario

Get recent, data-driven insights about flights from Hanoi to Ontario including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Hanoi to Ontario (average of $236). Flying from Hanoi to Ontario in December is currently the most expensive (average of $298). 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.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Japan Airlines

8.3

Very good

1,460 reviews

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Japan Airlines

8.3

Very good

1,460 reviews

Japan Airlines

8.3

Very good

1,460 reviews

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

China Airlines

8.3

Very good

778 reviews

Japan Airlines

8.3

Very good

1,460 reviews

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Qatar Airways

7.5

Good

3,832 reviews

Japan Airlines

8.3

Very good

1,460 reviews

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

United Airlines

7.4

Good

9,172 reviews

Japan Airlines

8.3

Very good

1,460 reviews

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Air Canada

7.0

Good

8,238 reviews

Japan Airlines

8.3

Very good

1,460 reviews

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

What are the cheapest airlines to fly from Hanoi to Ontario one-way?
$535 is the cheapest one-way deal found within the past few days, from China Airlines. You may also be able to find cheap deals on United Airlines and Qatar Airways, with prices starting from $543 and $823, respectively.
Can I find deals for flights from Hanoi to Ontario that include hotel bookings?
Yes. In addition to deals on Hanoi to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hanoi to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Ontario.
Can I find deals for business class flights from Hanoi to Ontario?
Yes. Cheapflights offers flight deals from Hanoi to Ontario 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 Hanoi to Ontario?
Currently, September is the cheapest month in which you can book a flight from Hanoi to Ontario (average of $236). Flying from Hanoi to Ontario in December is currently the most expensive (average of $298). 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

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Alternative routes for Hanoi to Ontario

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$535+ Cheap flights from Hanoi (HAN) to Ontario (ONT)

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hanoi to Ontario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Hanoi to Ontario

Find flight deals from Hanoi to Ontario

Cheapest flights from Hanoi to OntarioExplore the most affordable flight options available from Hanoi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

Explore the most affordable flight options available from Hanoi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

Find flights from Hanoi to Ontario within your budget

Compare providers for flights from Hanoi to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hanoi to Ontario in November.

Best time to book a flight from Hanoi to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Hanoi with our price prediction graph.

Travel insights for flights from Hanoi to Ontario

Get recent, data-driven insights about flights from Hanoi to Ontario including ideal travel times, pricing trends, and more.

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

Reviews of airlines servicing Ontario

Related info for your journey

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

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

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

How can I find direct flights from Hanoi to Ontario?

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

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

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 Hanoi to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Hanoi to Ontario
Explore the most affordable flight options available from Hanoi to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.