Rp 4,475,063 Cheap Flights from Key West to Ontario
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Flights from Key West to Ontario
Cheap flight deals from Key West to Ontario Starting at Rp 4,475,063
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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EYW 18:157h 28m1 stopsONT 22:43Key West - Ontario | Fri, Mar 28 | Delta Air Lines
SIN 08:209h 6m1 stopsEYW 20:26Ontario - Key West | Thu, Apr 3 | Delta Air LinesRp 5,540,879 Rp 11,584,30152% OFF52% OFFRp 11,584,301 Rp 5,540,879 -
EYW 07:007h 36m1 stopsONT 11:36Key West - Ontario | Wed, Apr 2 | Delta Air Lines
SIN 07:008h 36m1 stopsEYW 18:36Ontario - Key West | Sun, Apr 6 | Delta Air LinesRp 6,060,123 Rp 11,584,30148% OFF48% OFFRp 11,584,301 Rp 6,060,123
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EYW 18:157h 28m1 stopsONT 22:43Key West - Ontario | Tue, Apr 1 | Delta Air Lines
SIN 06:008h 15m1 stopsEYW 17:15Ontario - Key West | Tue, Apr 8 | Delta Air LinesRp 6,472,330 Rp 11,584,30144% OFF44% OFFRp 11,584,301 Rp 6,472,330
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EYW 14:387h 23m1 stopsONT 19:01Key West - Ontario | Thu, Mar 20 | American Airlines
SIN 06:009h 59m1 stopsEYW 18:59Ontario - Key West | Wed, Mar 26 | American AirlinesRp 6,615,80543% OFFRp 11,584,301 Rp 6,615,805 -
EYW 12:5911h1 stopsONT 20:59Key West - Ontario | Thu, May 1 | American Airlines
SIN 06:049h 45m1 stopsEYW 18:49Ontario - Key West | Mon, May 5 | American AirlinesRp 6,763,83542% OFFRp 11,584,301 Rp 6,763,835
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EYW 18:137h 23m1 stopsONT 22:36Key West - Ontario | Fri, May 2 | Delta Air Lines
SIN 21:5516h 22m1 stopsEYW 17:17Ontario - Key West | Mon, May 5 | Delta Air LinesRp 6,952,85840% OFFRp 11,584,301 Rp 6,952,858
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EYW 15:068h 53m1 stopsONT 20:59Key West - Ontario | Thu, Apr 24 | American Airlines
SIN 06:008h 29m1 stopsEYW 17:29Ontario - Key West | Sun, Apr 27 | American AirlinesRp 7,283,07937% OFFRp 11,584,301 Rp 7,283,079
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EYW 16:558h 4m1 stopsONT 21:59Key West - Ontario | Thu, Mar 20 | United Airlines
SIN 23:0512h 15m1 stopsEYW 14:20Ontario - Key West | Wed, Mar 26 | United AirlinesRp 7,631,51934% OFFRp 11,584,301 Rp 7,631,519 -
EYW 16:558h 4m1 stopsONT 21:59Key West - Ontario | Thu, Mar 27 | United Airlines
SIN 21:309h 40m1 stopsEYW 10:10Ontario - Key West | Wed, Apr 2 | United AirlinesRp 8,358,00528% OFFRp 11,584,301 Rp 8,358,005
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EYW 16:558h 4m1 stopsONT 21:59Key West - Ontario | Fri, Mar 28 | United Airlines
SIN 10:2523h 50m1 stopsEYW 13:15Ontario - Key West | Thu, Apr 3 | United AirlinesRp 8,688,22625% OFFRp 11,584,301 Rp 8,688,226
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EYW 13:0017h 25m1 stopsONT Invalid DateKey West - Ontario | Sat, Mar 22 | Normal Airline
ONT 15:006hNonstopEYW 16:00Ontario - Key West | Mon, Mar 24 | Normal AirlineFind More FlightsFind More Flights
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EYW 18:157h 28m1 stopsONT 22:43Key West - Ontario | Tue, Apr 1 | Delta Air LinesRp 4,475,063 Rp 9,243,14952% OFF52% OFFRp 9,243,149 Rp 4,475,063
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EYW 14:358h 7m1 stopsONT 19:42Key West - Ontario | Thu, May 15 | Delta Air LinesRp 4,513,778 Rp 9,243,14951% OFF51% OFFRp 9,243,149 Rp 4,513,778
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EYW 07:007h 29m1 stopsONT 11:29Key West - Ontario | Tue, Apr 8 | Delta Air LinesRp 4,536,552 Rp 9,243,14951% OFF51% OFFRp 9,243,149 Rp 4,536,552
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EYW 18:137h 23m1 stopsONT 22:36Key West - Ontario | Fri, May 2 | Delta Air LinesRp 4,547,93951% OFFRp 9,243,149 Rp 4,547,939
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EYW 12:2510h 3m1 stopsONT 19:28Key West - Ontario | Thu, Apr 24 | Delta Air LinesRp 4,550,21651% OFFRp 9,243,149 Rp 4,550,216
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EYW 18:137h 23m1 stopsONT 22:36Key West - Ontario | Tue, May 6 | Delta Air LinesRp 4,554,77151% OFFRp 9,243,149 Rp 4,554,771
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EYW 12:5011h 15m1 stopsONT 21:05Key West - Ontario | Tue, May 6 | American AirlinesRp 5,367,79842% OFFRp 9,243,149 Rp 5,367,798
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EYW 15:0010h 36m1 stopsONT 22:36Key West - Ontario | Mon, May 5 | Delta Air LinesRp 6,460,94330% OFFRp 9,243,149 Rp 6,460,943
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EYW 14:3210h 26m1 stopsONT 21:58Key West - Ontario | Sat, Apr 26 | American AirlinesRp 6,816,21526% OFFRp 9,243,149 Rp 6,816,215
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EYW 16:0426h 13m1 stopsONT 15:17Key West - Ontario | Sat, Apr 26 | United AirlinesRp 6,932,36225% OFFRp 9,243,149 Rp 6,932,362
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EYW 13:0017h 25m1 stopsONT Invalid DateKey West - Ontario | Sat, Mar 22 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Frequently Asked Questions
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When are flight tickets from Key West (EYW) to Ontario (ONT) the cheapest?
Airlines adjust prices for flights from Key West to Ontario based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Key West (EYW) to Ontario (ONT) cost?
According to Trip.com's data, the lowest price is around Rp 8,633,568.
How to find a cheap flight from Key West to Ontario
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Key West to Ontario. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Key West to Ontario ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Key West to Ontario for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is Rp 4475063 for a one-way ticket on Tue, Apr 1.
Compare cheap Key West to Ontario flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Key West to Ontario. The most affordable airline currently operating on this route is Delta Air Lines.
Set up a Price Alert to track fare drops.
Set up a Price Alert for your Key West to Ontario route to track ticket prices effortlessly—no need to check manually every day.
Don't miss out on cheap Key West to Ontario flight deals and promo codes.
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Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Key West to Ontario to access exclusive deals just for you.
Flight Info | Key West to Ontario
| Cheapest one-way flight price | Rp 4,475,062 |
|---|---|
| Off-season for travel | October |
| Peak season for travel | October |
| Flight distance | 9,175.3 km |
| Popular airline | Silver Airways |
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