FFL Helper
San Francisco SFO
$23
ONT → SFO · Frontier Airlines
TicketsFFL Helper / Ontario
Flights from ONT
Cheap flights from Ontario
One-way fares leaving Ontario. This page is for that airport only, so you can compare it with other airports in the same metro.
Compare Los Angeles airports · LAX · BUR · SNA · Weekend getaways
Weekend-range hops
Las Vegas LAS
$50
ONT → LAS · Frontier Airlines
TicketsSan Jose SJC
$60
ONT → SJC · Southwest Airlines
TicketsPhoenix PHX
$60
ONT → PHX · Southwest Airlines
TicketsDenver DEN
$66
ONT → DEN · Frontier Airlines
TicketsBoise BOI
$80
ONT → BOI · Frontier Airlines
TicketsSeattle SEA
$87
ONT → SEA · Frontier Airlines
TicketsAustin AUS
$96
ONT → AUS · Frontier Airlines
TicketsCheapest destinations from Ontario
| To | From | Date | Time | Stops | |
|---|---|---|---|---|---|
| San Francisco SFO · SFO | $23 | Oct 19, 12:01pm | 1h 31m | 0 | Search tickets |
| Las Vegas LAS · LAS | $50 | Sep 28, 8:00am | 1h 2m | 0 | Search tickets |
| San Jose SJC · SJC | $60 | Sep 14, 6:45pm | 1h 10m | 0 | Search tickets |
| Phoenix PHX · PHX | $60 | Sep 19, 10:15am | 1h 15m | 0 | Search tickets |
| Houston HOU · IAH | $65 | Sep 21, 6:15am | 25h 20m | 1 | Search tickets |
| Denver DEN · DEN | $66 | Sep 11, 11:45am | 2h 22m | 0 | Search tickets |
| Boise BOI · BOI | $80 | Sep 08, 6:00am | 5h 29m | 1 | Search tickets |
| Chicago CHI · ORD | $86 | Sep 19, 11:45am | 10h 38m | 1 | Search tickets |
| Seattle SEA · SEA | $87 | Oct 01, 5:44pm | 2h 56m | 0 | Search tickets |
| Oklahoma City OKC · OKC | $89 | Sep 14, 6:15am | 11h 19m | 1 | Search tickets |
| Salt Lake City SLC · SLC | $90 | Sep 19, 6:15am | 8h 6m | 1 | Search tickets |
| Austin AUS · AUS | $96 | Sep 16, 11:45am | 5h 44m | 1 | Search tickets |
| Portland PDX · PDX | $99 | Oct 07, 2:30pm | 20h 56m | 1 | Search tickets |
| Sacramento SAC · SMF | $102 | Dec 14, 10:32pm | 10h 8m | 1 | Search tickets |
| Nashville BNA · BNA | $108 | Aug 31, 6:00am | 28h 10m | 1 | Search tickets |
| Orlando ORL · MCO | $116 | Oct 13, 5:25pm | 9h 11m | 1 | Search tickets |
| Dallas DFW · DFW | $118 | Oct 12, 8:35pm | 6h 43m | 1 | Search tickets |
| Miami MIA · MIA | $120 | Oct 05, 6:45pm | 20h 14m | 1 | Search tickets |
| Washington WAS · DCA | $120 | Oct 15, 11:52am | 7h 7m | 1 | Search tickets |
| Memphis MEM · MEM | $122 | Sep 10, 6:15am | 7h 25m | 1 | Search tickets |
| Tampa TPA · TPA | $123 | Sep 24, 11:45am | 9h 41m | 1 | Search tickets |
| Cleveland CLE · CLE | $125 | Sep 17, 7:46pm | 12h 32m | 1 | Search tickets |
| San Diego SAN · SAN | $126 | Sep 09, 9:05am | 6h 50m | 1 | Search tickets |
| New York NYC · EWR | $129 | Sep 27, 7:46pm | 13h 49m | 1 | Search tickets |
| Detroit DTT · DTW | $129 | Sep 22, 5:44pm | 8h 11m | 1 | Search tickets |
| Charlotte CLT · CLT | $130 | Sep 11, 6:15am | 9h 44m | 1 | Search tickets |
| Oakland OAK · OAK | $130 | Oct 30, 8:35pm | 15h 18m | 1 | Search tickets |
| El Paso ELP · ELP | $131 | Sep 02, 6:00am | 6h 34m | 1 | Search tickets |
| Baltimore BWI · BWI | $134 | Sep 17, 6:45pm | 22h 45m | 1 | Search tickets |
| Cincinnati CVG · CVG | $137 | Sep 30, 6:15am | 6h 56m | 1 | Search tickets |
Ad. Ticket links are affiliate ads. We may earn a commission if you book. Advertising disclosure
Flying from Ontario
This page lists cheap one-way fares leaving Ontario, not arrivals. Scan the table for date, duration, and stops, then open a destination if you want a two-month price calendar.
Fares from Ontario change as seats sell. Recheck the route before you buy, and if your metro has more than one airport, compare those boards as well.
Questions about flights from Ontario
Which airports are covered for Ontario?
We track all major airports serving the Ontario metropolitan area.
How often is flight data for Ontario updated?
We refresh our data frequently to ensure you have access to the latest one-way fare information from Ontario.
Are there direct flights from Ontario?
Yes, our search results highlight direct and efficient one-way routes departing from Ontario.