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₹ 6,936+ Direct flights from Ontario

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 2/10. 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
6 Jul — 13 Jul1
1 adult

Direct 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 1 July 2025.

Tue 29/711:25ONT - SEA
Nonstop2h 54mDelta
Tue 12/814:15SEA - ONT
Nonstop2h 56mDelta
Deal found 1/7₹ 13,443
Wed 27/815:04ONT - SEA
Nonstop2h 40mAlaska Airlines
Wed 3/915:55SEA - ONT
Nonstop2h 41mAlaska Airlines
Deal found 29/6₹ 14,299
Sat 13/915:06ONT - SEA
Nonstop2h 40mHawaiian Airlines
Sat 20/907:55SEA - ONT
Nonstop2h 49mHawaiian Airlines
Deal found 30/6₹ 15,156

Find direct flights from Ontario within your budget

Use the slider to find direct flights from Ontario within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 454,620 searches. This data was last updated on 1 July 2025.

Fly to

New Delhi

Route

Depart

Return

Price

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Tue 29/7

11:25-14:19

Nonstop2h 54m

Seattle/Tacoma Intl

Tue 12/8

14:15-17:11

Nonstop2h 56m

₹ 13,443

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Wed 27/8

15:04-17:44

Nonstop2h 40m

Seattle/Tacoma Intl

Wed 3/9

15:55-18:36

Nonstop2h 41m

₹ 14,299

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Sat 13/9

15:06-17:46

Nonstop2h 40m

Seattle/Tacoma Intl

Sat 20/9

07:55-10:44

Nonstop2h 49m

₹ 15,156

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Thu 2/10

11:14-14:06

Nonstop2h 52m

₹ 6,936

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Tue 29/7

17:59-20:45

Nonstop2h 46m

₹ 8,477

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Fri 15/8

14:21-16:58

Nonstop2h 37m

₹ 10,189

OntarioSeattle

ONT - SEA

ONTSEA

Ontario

Sat 16/8

14:21-16:58

Nonstop2h 37m

₹ 22,605

Flights are sorted by cheapest return flights first.

Deals found on 29/6

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.

Reviews of airlines flying direct to Ontario

Get insights into the airlines that provide direct flights 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 an airline for your flight from Ontario. Reviews last updated Cheapflights.
See what other customers who have flown with Delta, Qatar Airways, andUnited Airlines from Ontario have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,973 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,973 reviews
Delta
8.0
Very Good
7,973 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Qatar Airways
7.4
Good
3,596 reviews
Delta
8.0
Very Good
7,973 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,852 reviews
Delta
8.0
Very Good
7,973 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very Good
7,973 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,973 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 1 July 2025.

  • Where can you fly direct from Ontario?

    Currently, the most popular direct flight destination from Ontario is Houston George Bush Intcntl Airport.

  • How much are direct flights from Ontario?

    On average, a one-way direct flight from Ontario will cost users approximately ₹ 4,643. If you're looking for a direct round-trip flight from Ontario, you can expect to pay around ₹ 18,062.

  • How long is a direct flight from Ontario?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from Ontario to last approximately 2h 57m on average. The quickest direct flight from Ontario at this time departs from Ontario (2h 57m), while the longest leaves from Ontario (2h 57m).

  • What is the best time of year to fly direct from Ontario?

    If you're seeking the lowest price on a direct flight from Ontario, August is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, January offers travelers the most options.

See more FAQs

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