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₹ 4,854+ 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 15/5. 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
5 May — 12 May1
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 30 April 2025.

Cheapest one-way flight

₹ 3,882

Cheapest round-trip flight

₹ 63,664

Cheapest airline

Frontier

Most popular destination

Las Vegas Harry Reid Intl (LAS)

Good round-trip deal

₹ 15,606 or less

Good one-way deal

₹ 7,520 or less
The cheapest one-way flight from Ontario is currently to Las Vegas Harry Reid Intl.
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The cheapest round-trip flight from Ontario is currently to London Heathrow.
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On average, Frontier currently has the cheapest one-way flight from Ontario (avg. price of ₹ 5,746).
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Las Vegas Harry Reid Intl (LAS) is currently the most popular flight destination from Ontario (average return price of ₹ 4,980).
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Price to beat on a round-trip flight from Ontario.
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Price to beat on a one-way flight from Ontario.
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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 30 April 2025.

Tue 16/923:00ONT - JFK
Nonstop5h 23mJetBlue
Wed 24/918:35JFK - ONT
Nonstop6h 06mJetBlue
Deal found 29/4₹ 21,886
Tue 16/915:04ONT - EWR
1 stop11h 55mAlaska Airlines
Tue 23/907:19EWR - ONT
1 stop9h 50mAlaska Airlines
Deal found 28/4₹ 22,908
Tue 16/919:22ONT - JFK
1 stop8h 44mAlaska Airlines
Wed 24/907:29JFK - ONT
1 stop9h 40mAlaska Airlines
Deal found 29/4₹ 22,908
Sat 30/805:10ONT - EWR
1 stop9h 10mUnited Airlines
Sat 13/908:05EWR - ONT
1 stop7h 27mUnited Airlines
Deal found 29/4₹ 24,015
Tue 27/516:57ONT - EWR
1 stop9h 53mDelta
Mon 2/618:59EWR - ONT
1 stop7h 43mDelta
Deal found 29/4₹ 24,867
Sat 11/1011:29ONT - JFK
1 stop9h 28mDelta
Tue 14/1012:25JFK - ONT
1 stop10h 17mDelta
Deal found 29/4₹ 25,293
Sun 11/523:59ONT - EWR
1 stop8h 34mAmerican Airlines
Thu 15/506:00EWR - ONT
1 stop8h 50mAmerican Airlines
Deal found 29/4₹ 41,814
Thu 29/518:32ONT - DEL
2 stops63h 08mUnited Airlines
Tue 10/623:35DEL - ONT
2 stops30h 20mUnited Airlines
Deal found 29/4₹ 65,488
Sat 6/923:09ONT - DEL
2 stops33h 21mAmerican Airlines
Fri 12/923:30DEL - ONT
2 stops34h 56mAmerican Airlines
Deal found 29/4₹ 69,320
Wed 28/506:00ONT - DEL
2 stops28h 20mDelta
Tue 3/600:50DEL - ONT
2 stops34h 15mDelta
Deal found 28/4₹ 71,449
Tue 23/911:39ONT - DEL
2 stops26h 46mQatar Airways
Wed 22/1010:25DEL - ONT
2 stops48h 42mQatar Airways
Deal found 29/4₹ 79,965
Wed 28/510:01ONT - BOM
2 stops24h 49mDelta
Tue 3/602:15BOM - ONT
2 stops32h 50mDelta
Deal found 28/4₹ 80,050

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 30 April 2025. In the last 7 days, Cheapflights users made a total of 454,620 searches

Fly to

New Delhi

Route

Depart

Return

Price

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 15/9

15:04-05:59

1 stop11h 55m

Newark

Wed 24/9

07:19-14:09

1 stop9h 50m

₹ 24,441

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sun 25/5

22:59-07:19

Nonstop5h 20m

New York John F Kennedy Intl

Tue 3/6

18:00-21:11

Nonstop6h 11m

₹ 24,441

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 27/5

16:57-05:50

1 stop9h 53m

Newark

Mon 2/6

18:59-23:42

1 stop7h 43m

₹ 24,867

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 29/9

07:10-15:28

1 stop29h 18m

New York John F Kennedy Intl

Thu 2/10

17:29-23:53

1 stop9h 24m

₹ 25,207

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sat 11/10

11:29-23:57

1 stop9h 28m

New York John F Kennedy Intl

Tue 14/10

12:25-19:42

1 stop10h 17m

₹ 25,293

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 1/7

18:28-05:36

1 stop8h 08m

Newark

Thu 31/7

06:05-12:32

1 stop9h 27m

₹ 31,254

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Fri 29/8

07:10-18:59

1 stop8h 49m

Newark

Tue 2/9

07:19-14:09

1 stop9h 50m

₹ 34,660

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sun 11/5

23:59-11:33

1 stop8h 34m

Newark

Thu 15/5

06:00-11:50

1 stop8h 50m

₹ 41,814

OntarioNew Delhi

ONT - DEL

ONTDEL

Ontario

Thu 29/5

18:32-22:10

2 stops63h 08m

New Delhi Indira Gandhi Intl

Tue 10/6

23:35-17:25

2 stops30h 20m

₹ 65,488

OntarioNew Delhi

ONT - DEL

ONTDEL

Ontario

Sat 6/9

23:09-21:00

2 stops33h 21m

New Delhi Indira Gandhi Intl

Fri 12/9

23:30-21:56

2 stops34h 56m

₹ 69,320

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 60 results
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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, April is the cheapest month in which you can book a flight from Ontario (average of ₹ 64,040). Flying from Ontario in July will prove the most costly (average of ₹ 81,668). 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 Seattle (129 flights per day), Dallas (129 flights per day) and San Francisco (87 flights per day).

Seattle/Tacoma Intl

Seattle/Tacoma Intl

From ₹ 88

Salt Lake City

Salt Lake City

From ₹ 557

Phoenix Sky Harbor Intl

Phoenix Sky Harbor Intl

From ₹ 183

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 ₹ 7,494. Explore other affordable destinations below.

Seattle/Tacoma Intl

Seattle/Tacoma Intl

From ₹ 88

Phoenix Sky Harbor Intl

Phoenix Sky Harbor Intl

From ₹ 183

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
1,459 reviews
Check prices

Comfort

8.2

Food

7.7

Crew

8.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

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
1,459 reviews
Japan Airlines
8.3
Very Good
1,459 reviews
Check prices

Comfort

8.2

Food

7.7

Crew

8.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

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
7,929 reviews
Japan Airlines
8.3
Very Good
1,459 reviews
Check prices

Comfort

8.2

Food

7.7

Crew

8.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

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
1,334 reviews
Japan Airlines
8.3
Very Good
1,459 reviews
Check prices

Comfort

8.2

Food

7.7

Crew

8.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

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
7.4
Good
3,563 reviews
Japan Airlines
8.3
Very Good
1,459 reviews
Check prices

Comfort

8.2

Food

7.7

Crew

8.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Etihad Airways
7.4
Good
1,203 reviews
Japan Airlines
8.3
Very Good
1,459 reviews
Check prices

Comfort

8.2

Food

7.7

Crew

8.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

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

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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 30 April 2025.

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

    For the current month, the most popular flights from Ontario are Dallas/Fort Worth Airport, Denver, Honolulu. Denver, Dallas/Fort Worth Airport, 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 ₹ 7,494 to Seattle (prices may vary depending on the airline and departure time). On average, users have booked flights for ₹ 37,413 to fly from Ontario.

  • What is the cheapest month to fly from Ontario?

    April 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 New Delhi from ₹ 65,062 round trip
    Fly from Ontario to Mumbai from ₹ 80,221 round trip
    Fly from Ontario to Bengaluru from ₹ 81,924 round trip
    Fly from Ontario to Hyderabad from ₹ 95,890 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.

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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.

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