Missed connection to next flight. Terribly slow customs. Excellent staff dealt with the problem. Gave vouchers for food but no print outs which restaurants required. I have advised Alaska and requested reimbursement. So hopefully customer service will continue. Wendy Nordick.
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How much is the cheapest flight to Ontario?
Prices were available within the past 7 days and starts at CA $143 for one-way flights and CA $200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mon., May 17
GTF
Great Falls Intl.to
LGB
Long Beach MunicipalCA $143
Mon., May 17
FCA
Glacier Park Intl.to
LGB
Long Beach MunicipalCA $143
Wed., Sep. 15
DTW
Detroit Metropolitan Wayne Countyto
SNA
John WayneCA $156
Wed., Sep. 15
DTW
Detroit Metropolitan Wayne Countyto
LGB
Long Beach MunicipalCA $177
Wed., Sep. 15
DTW
Detroit Metropolitan Wayne Countyto
ONT
Los Angeles - Ontario Intl.CA $188
Wed., Jun. 9 - Wed., Jun. 16
DTW
Detroit Metropolitan Wayne Countyto
SNA
John WayneCA $200
Wed., May 19 - Fri., May 21
GTF
Great Falls Intl.to
LGB
Long Beach MunicipalCA $285
Mon., May 17 - Sun., May 23
FCA
Glacier Park Intl.to
LGB
Long Beach MunicipalCA $285
Wed., Sep. 15 - Wed., Sep. 22
DTW
Detroit Metropolitan Wayne Countyto
LGB
Long Beach MunicipalCA $353
Fri., Jun. 25 - Wed., Sep. 8
GTF
Great Falls Intl.to
SNA
John WayneCA $366
Mon., May 17
GTF
Great Falls Intl.to
LGB
Long Beach MunicipalCA $143
Mon., May 17
FCA
Glacier Park Intl.to
LGB
Long Beach MunicipalCA $143
Wed., Sep. 15
DTW
Detroit Metropolitan Wayne Countyto
SNA
John WayneCA $156
Wed., Sep. 15
DTW
Detroit Metropolitan Wayne Countyto
LGB
Long Beach MunicipalCA $177
Wed., Sep. 15
DTW
Detroit Metropolitan Wayne Countyto
ONT
Los Angeles - Ontario Intl.CA $188
Wed., Jun. 9 - Wed., Jun. 16
DTW
Detroit Metropolitan Wayne Countyto
SNA
John WayneCA $200
Wed., May 19 - Fri., May 21
GTF
Great Falls Intl.to
LGB
Long Beach MunicipalCA $285
Mon., May 17 - Sun., May 23
FCA
Glacier Park Intl.to
LGB
Long Beach MunicipalCA $285
Wed., Sep. 15 - Wed., Sep. 22
DTW
Detroit Metropolitan Wayne Countyto
LGB
Long Beach MunicipalCA $353
Fri., Jun. 25 - Wed., Sep. 8
GTF
Great Falls Intl.to
SNA
John WayneCA $366
Reviews from verified customers
Find Your Flights to Ontario QLA
Cheap flights to Ontario (QLA)
Get started finding a cheap flight to Ontario on Expedia by either choosing a deal on this page or using the search bar to enter your travel dates, origin airport, and whether you want a roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.
We recommend using the ‘Flexible Dates’ calendar at the top of the page to see the price of plane tickets on the surrounding dates. This allows you to pick the cheapest days to fly if your trip allows flexibility and score cheap flight deals to Ontario.
Roundtrip prices range from CA $200 - CA $366, and one-ways Ontario start as low as CA $143.
Be aware that choosing a non-stop flight can sometimes be more expensive while saving you time. And routes with connections may be available at a cheaper rate.
Airlines that fly to Ontario (QLA)
You have several options for which airline you choose to travel with to Ontario. There are 10 airlines flying into QLA: Delta, American Airlines, Spirit Airlines, Alaska Airlines.
Cheap plane tickets may be available from different airlines at different times and with unique terms. It’s best to understand the details of each airline’s offer before judging its value.
For example, if you plan to check a bag or bring a carry-on, check whether the cheap airfare deal includes a baggage allowance. If not, verify whether the baggage fee is higher than the difference of other airline plane ticket deals offering free checked/carry-on baggage in exchange for a slightly higher airfare.
Additionally, your preferred frequent flyer membership programmes may influence your choice of cheap airline. Expedia allows you to enter your membership numbers during checkout to earn points from your airline and Expedia Rewards—all while getting a great deal and planning all your travel on one online platform.
Find the best deals
At Expedia, we source many flight deals from multiple providers, so you can easily find the best deals that are right for you. A great strategy for getting the best deals can be to make sure you book and travel at optimal times. Airfare to Ontario (QLA) varies throughout the year based on seasonal demand. You’ll see the lowest rates for roundtrips to QLA in June and in May for one-ways.
Cancellation & flexibility
To change or cancel eligible flights, go to ‘My Trips’ and navigate to your itinerary. If you booked within the last 24 hours, you might be able to cancel your flight for free. Learn more about flight changes or cancellations from our customer service portal. Some plane tickets are available with no change fees, which you can filter for during your search.
More to explore for Ontario
Heading to Ontario? Explore Ontario with Expedia's Travel Guides to find the best hotels, city breaks, car hire deals and more!
Trending flights to Ontario
Prices were available within the past 7 days and starts at CA $143 for one-way flights and CA $200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Wed., Jun. 9
YVR
Vancouver Intl.to
LGB
Long Beach MunicipalCA $206
Tue., Sep. 14 - Wed., Sep. 15
YVR
Vancouver Intl.to
ONT
Los Angeles - Ontario Intl.CA $356
Wed., Jun. 9
YVR
Vancouver Intl.to
LGB
Long Beach MunicipalCA $206
Tue., Sep. 14 - Wed., Sep. 15
YVR
Vancouver Intl.to
ONT
Los Angeles - Ontario Intl.CA $356
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