Find flights
Deals
Airlines

₹ 4,936+ Cheap flights from Ontario

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — DEL
24 Jan — 31 Jan1
1 adult

What to know about flights from Ontario

Discover essential information about flights departing from Ontario, including flight schedules, destinations, airlines operating at the Ontario airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 19 January 2025.

Cheapest one-way flight

₹ 42,000

Cheapest round-trip flight

₹ 33,991

Cheapest airline

Frontier

Most popular destination

Istanbul (IST)
The cheapest one-way flight from Ontario is currently to Hong Kong Intl.
Search Deals
The cheapest round-trip flight from Ontario is currently to Honolulu.
Search Deals
On average, Frontier currently has the cheapest one-way flight from Ontario.
Search Deals
Istanbul (IST) is currently the most popular flight destination from Ontario.
Search Deals

Find flights from Ontario

Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 19 January 2025.

Sat 15/306:00ONT - SEA
Nonstop2h 50mAlaska Airlines
Sat 15/318:28SEA - ONT
Nonstop2h 32mAlaska Airlines
Deal found 18/1₹ 13,595
Sat 8/216:05ONT - SEA
Nonstop2h 55mDelta
Mon 10/219:45SEA - ONT
Nonstop2h 47mDelta
Deal found 17/1₹ 14,547
Mon 24/316:40ONT - SEA
1 stop7h 50mSouthwest
Tue 25/313:35SEA - ONT
2 stops9h 00mSouthwest
Deal found 19/1₹ 16,625
Fri 14/221:35ONT - SEA
1 stop11h 55mFrontier
Mon 17/213:36SEA - ONT
Nonstop2h 37mFrontier
Deal found 19/1₹ 21,561
Sat 15/213:05ONT - EWR
1 stop8h 43mDelta
Sat 22/206:00EWR - ONT
1 stop8h 55mDelta
Deal found 19/1₹ 23,899
Sat 21/618:41ONT - SEA
1 stop6h 18mUnited Airlines
Sun 29/605:00SEA - ONT
1 stop4h 59mUnited Airlines
Deal found 18/1₹ 26,063
Mon 3/306:00ONT - EWR
1 stop9h 29mAlaska Airlines
Fri 7/317:30EWR - ONT
1 stop26h 29mAlaska Airlines
Deal found 18/1₹ 28,055
Wed 12/206:00ONT - EWR
1 stop7h 34mUnited Airlines
Sat 22/215:49EWR - ONT
1 stop9h 10mUnited Airlines
Deal found 18/1₹ 32,644
Mon 10/206:00ONT - BLR
2 stops28h 35mDelta
Wed 19/301:50BLR - ONT
2 stops34h 25mDelta
Deal found 17/1₹ 72,908
Sat 12/407:00ONT - DEL
2 stops27h 20mDelta
Fri 2/503:55DEL - ONT
2 stops31h 15mDelta
Deal found 18/1₹ 81,480
Thu 8/511:46ONT - BOM
2 stops25h 54mQatar Airways
Mon 19/504:10BOM - ONT
2 stops31h 01mQatar Airways
Deal found 19/1₹ 85,897
Wed 26/306:00ONT - BLR
2 stops31h 50mQatar Airways
Tue 20/503:55BLR - ONT
2 stops31h 12mQatar Airways
Deal found 18/1₹ 92,131

Find flights from Ontario within your budget

Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 19 January 2025. In the last 7 days, Cheapflights users made a total of 454,620 searches

Fly to

Any airport

Route

Depart

Return

Price

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Thu 20/2

06:00-19:07

2 stops10h 07m

Newark

Sun 23/2

14:36-23:51

2 stops12h 15m

₹ 32,384

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Sat 1/2

10:47-15:45

1 stop4h 58m

Seattle/Tacoma Intl

Sat 8/2

09:00-20:51

1 stop11h 51m

₹ 32,471

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Tue 4/2

17:44-06:54

2 stops13h 10m

Seattle/Tacoma Intl

Wed 5/2

10:00-17:04

1 stop7h 04m

₹ 32,644

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Wed 12/2

06:00-16:34

1 stop7h 34m

Newark

Sat 22/2

15:49-21:59

1 stop9h 10m

₹ 32,644

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Thu 27/2

06:00-18:29

1 stop9h 29m

Newark

Sun 2/3

17:30-18:19

2 stops27h 49m

₹ 32,904

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Fri 21/2

16:10-00:15

1 stop8h 05m

Seattle/Tacoma Intl

Sun 23/2

06:55-16:20

2 stops9h 25m

₹ 33,943

OntarioBengaluru

ONT - BLR

ONTBLR

Ontario

Mon 10/2

06:00-00:05

2 stops28h 35m

Bengaluru Intl

Wed 19/3

01:50-23:45

2 stops34h 25m

₹ 72,908

OntarioNew Delhi

ONT - DEL

ONTDEL

Ontario

Sat 12/4

07:00-22:50

2 stops27h 20m

New Delhi Indira Gandhi Intl

Fri 2/5

03:55-22:40

2 stops31h 15m

₹ 81,480

OntarioMumbai

ONT - BOM

ONTBOM

Ontario

Thu 8/5

11:46-02:10

2 stops25h 54m

Mumbai Chhatrapati Shivaji Intl

Mon 19/5

04:10-22:41

2 stops31h 01m

₹ 85,897

OntarioBengaluru

ONT - BLR

ONTBLR

Ontario

Wed 26/3

06:00-02:20

2 stops31h 50m

Bengaluru Intl

Tue 20/5

03:55-22:37

2 stops31h 12m

₹ 92,131

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Ontario

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

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

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

Currently, March is the cheapest month in which you can book a flight from Ontario (average of ₹ 67,453). Flying from Ontario in July will prove the most costly (average of ₹ 84,165). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Ontario?

Ontario offers frequent flights to Dallas (94 flights per day), Seattle (87 flights per day) and Phoenix (61 flights per day).

Seattle/Tacoma Intl

Seattle/Tacoma Intl

From ₹ 290

Salt Lake City

Salt Lake City

From ₹ 557

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Seattle/Tacoma Intl, with prices starting at ₹ 25,135. Explore other affordable destinations below.

Seattle/Tacoma Intl

Seattle/Tacoma Intl

From ₹ 290

Salt Lake City

Salt Lake City

From ₹ 557

Airline reviews for flights from Ontario

Get insights into the airlines that provide service from Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Ontario. In the last 7 days, Cheapflights users made a total of 454,620 searches.
Japan Airlines
8.3
Very Good
1,448 reviews
Check prices

Entertainment

7.8

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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
1,448 reviews
Japan Airlines
8.3
Very Good
1,448 reviews
Check prices

Entertainment

7.8

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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.

Delta
8.0
Very Good
8,521 reviews
Japan Airlines
8.3
Very Good
1,448 reviews
Check prices

Entertainment

7.8

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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.

KLM
7.8
Good
1,341 reviews
Japan Airlines
8.3
Very Good
1,448 reviews
Check prices

Entertainment

7.8

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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
3,754 reviews
Japan Airlines
8.3
Very Good
1,448 reviews
Check prices

Entertainment

7.8

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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
8,977 reviews
Japan Airlines
8.3
Very Good
1,448 reviews
Check prices

Entertainment

7.8

Crew

8.7

Comfort

8.2

Food

7.7

Overall

8.3

Boarding

8.4

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.

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.

Direct flights from California

Book a direct flight from one of these other cities located in California.
Direct flights from San Francisco
Direct flights from Los Angeles
Direct flights from San Diego
Direct flights from San Jose
Direct flights from Sacramento

Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 19 January 2025.

  • What are the most popular destinations to fly to from Ontario?

    For the current month, the most popular flights from Ontario are Guadalajara, Dallas/Fort Worth Airport, Denver. Dallas/Fort Worth Airport, Denver, Guadalajara are the most popular locations from Ontario year round.

  • What is the cheapest flight from Ontario to anywhere?

    Users have flown out of Ontario for as low as ₹ 25,135 to Seattle (prices may vary depending on the airline and departure time). On average, users have booked flights for ₹ 38,167 to fly from Ontario.

  • What is the cheapest month to fly from Ontario?

    March is currently the cheapest month to fly from Ontario. At this moment in time July is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Ontario?

    Here are some of the cheapest flight destinations from Ontario:
    Fly from Ontario to Mumbai from ₹ 84,771 round trip
    Fly from Ontario to New Delhi from ₹ 85,117 round trip

  • How does Cheapflights help users find flights from Ontario?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Ontario today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from Ontario?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Ontario with no change fees?

    Yes, we can. To see specific flights from Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

  • Can Cheapflights notify me if prices for flights from Ontario become cheaper?

    Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Ontario today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ontario with no change fees?

Yes, we can. To see specific flights from Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario become cheaper?

Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.