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$467+ Cheap flights from Ontario (ONT) to Hiroshima (HIJ)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HIJ
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Ontario to Hiroshima

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hiroshima (HIJ). 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 October 29, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$774
(United Airlines)

One-way from

$467
(Japan Airlines)

Popular in

June

Cheapest in

January

Average price

$864
Provider with most accurate pricing for Ontario-Hiroshima flight deals.
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Provider most trusted by Cheapflights users for Ontario-Hiroshima flights.
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From Ontario to Hiroshima
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One-way flight from Ontario to Hiroshima
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Highest demand for flights based on searches. 7% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Ontario to Hiroshima

Cheapest flights from Ontario to Hiroshima
Explore the most affordable flight options available from Ontario to Hiroshima. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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.
Sat 12/276:00 amONT - HIJ
2 stops20h 40mUnited Airlines
Sat 1/3112:35 pmHIJ - ONT
2 stops16h 42mUnited Airlines
Deal found 10/28$1,577

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hiroshima 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 October 29, 2025.
Use the filters below to find and compare flights from Ontario to Hiroshima that are best for you.

Fly from

Ontario

Fly to

Hiroshima

Route

Depart

Return

Price

OntarioHiroshima

ONT - HIJ

ONTHIJ

Ontario

Mon 1/26

6:00 am-7:40 pm

2 stops20h 40m

Hiroshima

Fri 1/30

12:35 pm-12:17 pm

2 stops16h 42m

$774

OntarioHiroshima

ONT - HIJ

ONTHIJ

Ontario

Sat 12/27

6:00 am-7:40 pm

2 stops20h 40m

Hiroshima

Sat 1/31

12:35 pm-12:17 pm

2 stops16h 42m

$1,577

OntarioHiroshima

ONT - HIJ

ONTHIJ

Ontario

Wed 3/11

6:00 am-9:25 pm

2 stops23h 25m

$467

OntarioHiroshima

ONT - HIJ

ONTHIJ

Ontario

Tue 3/10

11:50 pm-10:15 am

1 stop18h 25m

$522

OntarioHiroshima

ONT - HIJ

ONTHIJ

Ontario

Tue 3/10

5:40 am-7:40 pm

3 stops46h 00m

$571

OntarioHiroshima

ONT - HIJ

ONTHIJ

Ontario

Wed 3/11

5:40 am-7:40 pm

3 stops46h 00m

$826

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

  • Most accurate provider: When it comes to deals on Ontario-Hiroshima flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Ontario-Hiroshima flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Ontario-Hiroshima flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Hiroshima flights, Cheapflights users trust Expedia the most. Expedia 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 Ontario-Hiroshima 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 Ontario to Hiroshima

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

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

Currently, August is the cheapest month in which you can book a flight from Ontario to Hiroshima (average of $630). Flying from Ontario to Hiroshima in June is currently the most expensive (average of $960). 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.

Related info for your journey

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

  • How long is the flight from Ontario to Hiroshima?

    Departing from Ontario to Hiroshima will take you 20h 40m. The distance between Ontario and Hiroshima is about 5862 mi.

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

    To fly one-way, consider booking your trip with Japan Airlines, which is currently one of the cheapest options available, starting at $467. China Airlines flights start at $522 while deals on United Airlines start at $571 one-way.

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

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

  • How can I find direct flights from Ontario to Hiroshima?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Hiroshima 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 Ontario to Hiroshima?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Hiroshima (average of $630). Flying from Ontario to Hiroshima in June is currently the most expensive (average of $960). 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.

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