£45+ 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 23/1. 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.
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 12月 2024.
Cheapest one-way flight | £19 |
|---|---|
Cheapest round-trip flight | £106 |
Cheapest airline | American Airlines |
Most popular destination | London Heathrow (LHR) |
Find 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 19 12月 2024.
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 12月 2024.
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 12月 2024. In the last 7 days, Cheapflights users made a total of 858,174 searches
Fly to
Route
Depart
Return
Price
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
週三 8/1
16:05-19:00
Nonstop2h 55m
Seattle/Tacoma Intl
週日 12/1
19:10-23:53
1 stop4h 43m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
週三 8/1
11:14-17:29
1 stop6h 15m
Seattle/Tacoma Intl
週一 13/1
20:05-22:39
Nonstop2h 34m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
週四 10/4
07:05-13:43
1 stop6h 38m
Seattle/Tacoma Intl
週四 17/4
12:55-20:21
1 stop7h 26m
OntarioDenver
ONT - DEN
ONTDEN
Ontario
週二 4/2
16:06-23:29
1 stop6h 23m
Denver Intl
週日 9/2
07:00-15:16
1 stop9h 16m
OntarioDenver
ONT - DEN
ONTDEN
Ontario
週二 11/2
05:45-09:00
Nonstop2h 15m
Denver Intl
週二 18/2
06:50-10:00
1 stop4h 10m
OntarioDenver
ONT - DEN
ONTDEN
Ontario
週一 27/1
13:21-19:21
1 stop5h 00m
Denver Intl
週一 3/2
18:05-23:51
1 stop6h 46m
OntarioDenver
ONT - DEN
ONTDEN
Ontario
週二 18/2
05:05-08:24
Nonstop2h 19m
Denver Intl
週六 22/2
19:25-20:52
Nonstop2h 27m
OntarioNashville
ONT - BNA
ONTBNA
Ontario
週四 23/1
07:00-17:50
1 stop8h 50m
Nashville Intl
週五 24/1
07:00-15:11
1 stop10h 11m
OntarioNashville
ONT - BNA
ONTBNA
Ontario
週二 21/1
13:00-22:43
1 stop7h 43m
Nashville Intl
週四 23/1
07:20-12:26
1 stop7h 06m
OntarioSeattle
ONT - SEA
ONTSEA
Ontario
週三 12/2
08:30-17:20
1 stop8h 50m
Seattle/Tacoma Intl
週二 18/2
07:15-15:45
2 stops8h 30m
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.
Travel insights for flights from Ontario
Get recent, data-driven insights about flights from Ontario including ideal travel times, pricing trends, and more.
When is the best time to book a flight from Ontario?
Use this chart to determine the optimal time to book a return flight from Ontario to Heathrow. Price data was last updated on 13 December 2024.
Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Ontario?
Currently, August is the cheapest month in which you can book a flight from Ontario (average of £221). Flying from Ontario in June will prove the most costly (average of £632). 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?
If you’re flying from Ontario, these routes are more frequently taken by airlines Seattle (82 flights per day), Dallas (76 flights per day) and San Francisco (65 flights per day).
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 £166. Explore other affordable destinations below.
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 858,174 searches.
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Entertainment
Boarding
Crew
Comfort
Food
Overall
Reviews
This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
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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 19 12月 2024.
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?
Deals for flights from Ontario are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Ontario?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario.
Can Cheapflights find flights from Ontario with no change fees?
Yes! Cheapflights helps users easily find flights from Ontario with no change fees.
Can Cheapflights notify me if prices for flights from Ontario become cheaper?
Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Ontario today and book when you’re ready!