Cheap First Class flights to Ontario
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap first class flights to Ontario in 2025
Find the latest flights to Ontario in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data were last updated on abril 29, 2025.
Average Price | $487 |
|---|---|
Cheapest Price | $427 |
Top Rated Airline | United Airlines |
No. of Airlines | 5 |
Arrival Airport | Los Angeles Airport |
Find first class flight deals to Ontario
Cheapest first class flights to OntarioExplore the most affordable first class flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on abril 29, 2025.
Explore the most affordable first class flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on abril 29, 2025.
Travel insights for first class flights from USA to Ontario
Get recent, data-driven insights about first class flights from USA to Ontario including ideal travel times, pricing trends, and more.
What is the cheapest month to book a First Class flight from USA to Ontario?
Currently, March is the cheapest month in which you can book a First Class flight from USA to Ontario (average of $82). Flying from USA to Ontario in November is currently the most expensive (average of $336). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Rainfall in Ontario by month
Plan your trip to Ontario by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.
Temperature in Ontario by month
Plan your trip to Ontario by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).