₹ 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.
Direct flights from Ontario
Cheapest flights from OntarioExplore 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.
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.
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
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
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
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
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
Thu 2/10
11:14-14:06
Nonstop2h 52m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
Tue 29/7
17:59-20:45
Nonstop2h 46m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
Fri 15/8
14:21-16:58
Nonstop2h 37m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
Sat 16/8
14:21-16:58
Nonstop2h 37m
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.
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.
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Aaron,Oct 2024
LAX - LHR