$160 Cheap Flights from Ontario (ONT) to Key West (EYW)

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW)

Cheap Flights from Ontario to Key West (ONT-EYW)

Prices were available within the past 7 days and start at $160 for one-way flights and $309 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
United
American Airlines
Delta
Delta
American Airlines
American Airlines
American Airlines
Delta
Alaska Airlines

Find the cheapest month to fly from Ontario (ONT) to Key West (EYW)

September is typically the cheapest month to fly

From $308 - $667 per traveler.

Alternative airports near Key West

Prices were available within the past 7 days. Prices and availability are subject to change.

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW) cost?
Get a cheap one-way flight from $160 or cheap return flight from $309 from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW)?
The cheapest month to fly from ONT to EYW is November, when demand is low. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW)?
To find the cheapest airline flying from ONT to EYW, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW)?
You'll need to take a flight with a layover if you're traveling from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from ONT to EYW?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW)?
Select a flight from Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time 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 Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW) last-minute?
Booking your flight from ONT to EYW right before your trip is typically more expensive. However, if there's some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an ONT to EYW flight and hotel package?
Opting for an ONT to EYW flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our extensive range of accommodations and then add car rentals, activities 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 Los Angeles - Ontario Intl. Airport (ONT) to Key West Intl. Airport (EYW)?
Usually, it's possible to reschedule or cancel your ONT to EYW flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Key West Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$308
Distance
2243 mi

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*Available to One Key members.