Flights from Dallas to Ontario

Our cheapest offers for flights from Dallas to Ontario

Here you can compare cheap flights from Dallas (DFW) to Ontario (ONT) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Ontario. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Dallas
Ontario
Please note: transfer for connecting flight
Outbound
11/09/25
1 Stopover (DEN)
F92147, F91261
07h 35min
Return
12/07/25
1 Stopover (DEN)
F92908, F91324
15h 52min
Frontier Airlines
$139
Best option
Dallas
Ontario
Outbound
02/13/26
direct
F94689
03h 22min
Return
02/26/26
direct
F94690
03h 03min
Frontier Airlines
$327
Dallas
Ontario
Outbound
10/30/25
1 Stopover (DEN)
F92631, F91499
12h 59min
Return
11/01/25
1 Stopover (DEN)
F91500, F91324
25h 40min
Frontier Airlines
$210
found 2 days ago
Dallas
Ontario
Outbound
11/09/25
direct
F92923
03h 12min
Return
12/07/25
1 Stopover (PDX)
AS0544, AS0392
08h 07min
Frontier Airlines ?
$214
Dallas
Ontario
Outbound
11/09/25
1 Stopover (SEA)
AS0365, AS0664
09h 17min
Return
12/07/25
1 Stopover (PDX)
AS0544, AS0392
08h 07min
Alaska Airlines ?
$290
Dallas
Ontario
Outbound
02/13/26
direct
AA2512
03h 13min
Return
02/26/26
1 Stopover (PDX)
AS0341, AS0539
08h 39min
American Airlines ?
$293
Dallas
Ontario
Outbound
02/13/26
direct
F94689
03h 22min
Return
02/26/26
1 Stopover (SEA)
AS0607, AS0586
09h 12min
Frontier Airlines
$325
Dallas
Ontario
Outbound
02/13/26
direct
F94689
03h 22min
Return
02/26/26
direct
F94690
03h 03min
Frontier Airlines
$330
Dallas
Ontario
Outbound
11/09/25
1 Stopover (DEN)
F92147, F91261
07h 35min
Return
12/07/25
2 Stopovers (IAH, ATL)
F93132, F91404, F93097
29h 43min
Frontier Airlines ?
$331
Dallas
Ontario
Outbound
02/13/26
direct
AA1162
03h 17min
Return
02/26/26
direct
AA2277
02h 47min
American Airlines ?
$340
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Dallas to Ontario

Favorite airline: Frontier Airlines
95 % of flights booked on the route from Dallas to Ontario are booked with Frontier Airlines, United Airlines and Delta.
Frontier Airlines
82 %
United Airlines
9 %
Delta
4 %
Cheapest weekday: Tuesday
Compared to other weekdays, flights are cheapest on Tuesday.
Direct flights are cheaper
Compared to direct flights, flights with a stopover on this route are on average 20 % more expensive.
non stop flight
1 stop
03h 02min
27h 45min
$144
$180
Favourite connection: via Denver
On this route, flights with a stopover in Denver are the most popular.
Route
bookings
1 stopover Denver International Airport, CO
07h 12min, from $221
50 %
Direct flights
03h 02min, from $144
31 %
1 stopover Houston - George Bush Intercontinental Airport, TX
07h 35min, from $368
16 %

Important flight information

Flight information: Dallas - Ontario

Roundtrip from $139.00
Flight duration min. 03:08 / max. 03:23
Return flight duration min. 02:49/ max. 03:01
Distance 1910 km
Flights per week 37
Departure airport Airport Dallas-Fort Worth International Airport, T (DFW)
Arrival airport Airport Ontario-CA (ONT)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Ontario
Flight destinations with a similar price
Flight destinations with a similar price