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$339+ Cheap flights from Narita (NRT) 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
NRT — ONT
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Narita to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Narita (NRT) to Ontario (ONT). 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 August 20, 2025.

Round-trip from

$640
(United Airlines)

One-way from

$339
(Trip.com)

Popular in

June

Cheapest in

November

Average price

$983
From Tokyo Narita to Ontario
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One-way flight from Tokyo Narita to Ontario
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Highest demand for flights based on searches. 10% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Narita to Ontario

Cheapest flights from Narita to Ontario
Explore the most affordable flight options available from Narita to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This United Airlines deal was found by Cheapflights users on 8/19. 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.
Wed 11/54:45 pmNRT - ONT
1 stop12h 52mUnited Airlines
Thu 1/296:00 amONT - NRT
1 stop16h 00mUnited Airlines
Deal found 8/19$640
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:45 pmNRT - ONT
1 stop12h 52mUnited Airlines
Thu 11/136:00 amONT - NRT
1 stop16h 00mUnited Airlines
Deal found 8/18$641
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/155:10 pmNRT - ONT
1 stop16h 27mUnited Airlines
Thu 9/186:00 amONT - NRT
1 stop16h 40mUnited Airlines
Deal found 8/17$642
This Trip.com deal was found by Cheapflights users on 8/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/275:25 pmNRT - ONT
1 stop16h 12mUnited Airlines
Sun 8/316:00 amONT - NRT
1 stop16h 30mUnited Airlines
Deal found 8/19$676
This Trip.com deal was found by Cheapflights users on 8/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/34:30 pmNRT - ONT
1 stop16h 59mUnited Airlines
Thu 9/186:00 amONT - NRT
1 stop16h 40mUnited Airlines
Deal found 8/19$680
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Wed 8/275:25 pmNRT - ONT
1 stop34h 48mUnited Airlines
Tue 9/26:50 pmONT - NRT
1 stop27h 50mUnited Airlines
Deal found 8/19$681
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/155:10 pmNRT - ONT
1 stop16h 27mUnited Airlines
Sat 9/206:50 pmONT - NRT
1 stop27h 50mUnited Airlines
Deal found 8/17$683
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Tue 9/165:10 pmNRT - ONT
1 stop19h 23mUnited Airlines
Tue 9/236:50 pmONT - NRT
2 stops27h 25mUnited Airlines
Deal found 8/19$691
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:00 pmNRT - ONT
2 stops25h 42mDelta
Tue 9/234:40 pmONT - NRT
2 stops52h 00mDelta
Deal found 8/19$702
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Fri 9/124:30 pmNRT - ONT
1 stop20h 13mUnited Airlines
Sun 9/216:04 amONT - NRT
1 stop39h 56mUnited Airlines
Deal found 8/18$703

Cheapflights Fare Finder

 
Customize your flight search to find flights from Narita to Ontario 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 August 20, 2025.
Use the filters below to find and compare flights from Tokyo Narita Airport to Ontario that are best for you.

Fly from

Narita

Fly to

Ontario

Route

Depart

Return

Price

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Thu 11/6

4:45 pm-12:37 pm

1 stop12h 52m

Ontario

Tue 2/3

6:00 am-3:00 pm

1 stop16h 00m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Thu 9/18

5:00 pm-9:25 pm

1 stop20h 25m

Ontario

Mon 9/22

6:04 am-2:00 pm

1 stop39h 56m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Fri 11/7

4:45 pm-8:44 pm

2 stops44h 59m

Ontario

Mon 11/17

5:05 am-3:00 pm

2 stops40h 55m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Thu 11/6

4:45 pm-12:37 pm

1 stop12h 52m

Ontario

Mon 2/2

6:00 am-3:00 pm

1 stop16h 00m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Thu 11/6

4:45 pm-12:37 pm

1 stop12h 52m

Ontario

Thu 1/29

5:40 am-3:40 pm

1 stop17h 00m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Wed 11/5

4:45 pm-12:37 pm

1 stop12h 52m

Ontario

Wed 1/28

6:00 am-3:00 pm

1 stop16h 00m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Wed 11/5

4:45 pm-12:37 pm

1 stop12h 52m

Ontario

Sun 2/1

5:40 am-3:40 pm

1 stop17h 00m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Wed 11/5

4:45 pm-12:37 pm

1 stop12h 52m

Ontario

Thu 1/29

6:00 am-3:00 pm

1 stop16h 00m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Thu 11/6

4:45 pm-12:37 pm

1 stop12h 52m

Ontario

Sun 2/1

5:40 am-3:40 pm

1 stop17h 00m

$640

TokyoOntario

NRT - ONT

NRTONT

Tokyo Narita

Wed 11/5

4:45 pm-12:37 pm

1 stop12h 52m

Ontario

Mon 2/2

6:00 am-3:00 pm

1 stop16h 00m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 19 results
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Best time to book a flight from Narita to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Narita 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 Tokyo Narita Airport to Ontario

What is the cheapest month to book a flight from Tokyo Narita Airport to Ontario?

Currently, August is the cheapest month in which you can book a flight from Tokyo Narita Airport to Ontario (average of $246). Flying from Tokyo Narita Airport to Ontario in March is currently the most expensive (average of $328). 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 Narita to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Tokyo Narita?

    Ontario (ONT) is the airport you will fly into if you book a flight from Tokyo Narita to Ontario. You should not have trouble finding flights to Ontario from Tokyo Narita; the airport handles an average of 0 inbound flights from Tokyo Narita per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Ontario airport from Tokyo Narita. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

  • How long is the flight from Tokyo Narita Airport to Ontario?

    Airlines like United Airlines fly from Tokyo Narita Airport to Ontario in about 12h 52m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 5469 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Narita 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 Tokyo Narita Airport to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Tokyo Narita Airport to Ontario (average of $246). Flying from Tokyo Narita Airport to Ontario in March is currently the most expensive (average of $328). 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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