$472 Cheap Flights from Thunder Bay (YQT) to Ontario (ONT)

View $472 flight on Thu, Jan 8, 2026Opens in a new window

Popular airlines from Thunder Bay, ON (YQT-Thunder Bay Intl.) to Los Angeles - Ontario Intl. Airport (ONT)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Thunder Bay to Ontario (YQT-ONT)

Prices were available within the past 7 days and start at $472 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Secure a cheap one-way flight from $472 or cheap return flight from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT)?
is the cheapest month to fly from YQT to ONT. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT)?
To find the cheapest airline flying from YQT to ONT, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT)?
There aren't any daily direct flights available from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from YQT to ONT?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT)?
Opt for a flight from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Last-minute fares from YQT to ONT are generally more expensive. To secure the best rates, start looking for flights early. That being said, if you're flexible with your travel plans, you may find a cheap fare right before your trip.
Is it cheaper to book a YQT to ONT flight and hotel package?
Booking a YQT to ONT flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our impressive range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Thunder Bay Intl. Airport (YQT) to Los Angeles - Ontario Intl. Airport (ONT)?
In most instances, you can cancel or reschedule your YQT to ONT flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport
Thunder Bay Intl.
Destination airport
Los Angeles - Ontario Intl.
Distance
1755 mi

Book with confidence

Thunder Bay to Ontario Flights

The cheapest times to fly from Thunder Bay to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Thunder Bay to Ontario are during the month of . You can find some of the cheapest flights from Thunder Bay to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Thunder Bay to Ontario

Sunday is one of the best days to book for cheap flights from Thunder Bay to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Thunder Bay to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Thunder Bay to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $472 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Thunder Bay to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Thunder Bay to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Thunder Bay to Ontario Flights

Explore a world of travel with Expedia

*Available to One Key members.