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Cheap flights Fresno — Ontario

Fresno (FAT, US) Ontario (ONT, US)
from $167 357 km ~55m 4 flights found 3 airlines cheapest on Saturday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $167 on 14.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 4 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
14 Nov 2026, Sat
Allegiant Air G4 52
09:22
FAT Fresno Yosemite International Airport
11:41
ONT Ontario International Airport
2h 19m 1 stop
City.Travel
$167
View this ticket
16 Nov 2026, Mon
Allegiant Air G4 1705
08:08
FAT Fresno Yosemite International Airport
10:33
ONT Ontario International Airport
2h 25m 1 stop
Kiwi.com
$183
View this ticket
13 Nov 2026, Fri
Alaska Airlines AS 2138
02:20
FAT Fresno Yosemite International Airport
06:07
ONT Ontario International Airport
3h 47m 2 stops
Kupi.com
$197
View this ticket
13 Nov 2026, Fri
Southwest Airlines WN 1640
21:40
FAT Fresno Yosemite International Airport
00:00
ONT Ontario International Airport
2h 20m 1 stop
City.Travel
$357
View this ticket
Route characteristics
Distance
357 km
Flight time
55m
Time difference
+0h
Minimum price
from $167 (14.11.2026)
Average price
$183
Maximum price
$197
Cheapest day
Saturday
Departure airports (1)
FAT Fresno Yosemite International Airport
Arrival airports (1)
ONT Ontario International Airport
Airlines (3)
G4 Allegiant Air AS Alaska Airlines WN Southwest Airlines
Agencies (3)
City.Travel Kiwi.com Kupi.com
Prices by day of week
Monday
$183
avg $183
Friday
$197
avg $277
Saturday
$167
avg $167
Cheapest
Airlines — cheapest prices 3
Allegiant Air
Allegiant Air
Low-cost 2 flights · 2 days
$167
Alaska Airlines
Alaska Airlines
1 flights · 1 days
$197
Southwest Airlines
Southwest Airlines
Low-cost 1 flights · 1 days
$357
Where to buy tickets 3
City.Travel
2 tickets · 2 days
from $167
Kiwi.com
1 tickets · 1 days
from $183
Kupi.com
1 tickets · 1 days
from $197
Airports

From — Fresno (1)

  • FAT Fresno Yosemite International Airport

To — Ontario (1)

  • ONT Ontario International Airport
Other destinations from Fresno
Arcata
US
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Dallas
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Doha
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Eugene
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Yerevan
AM
Fayetteville
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Grand Canyon
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Guadalajara
MX
Frequently asked questions about the route Fresno — Ontario
How long is the flight from Fresno to Ontario?
Approximate flight time — 55m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Fresno to Ontario?
The straight-line distance — 357 km.
How much do flights from Fresno to Ontario cost?
The minimum price over 3 months — from $167 on 14.11.2026.
What is the average ticket price?
The average price — $183. Range: $167 — $197.
What is the time difference between Fresno and Ontario?
The difference — +0h.
From which airports does Fresno operate flights?
From Fresno: FAT (Fresno Yosemite International Airport).
To which airports in Ontario do flights arrive?
To Ontario: ONT (Ontario International Airport).
Which airlines fly this route?
This route is served by 3 airlines: Allegiant Air, Alaska Airlines, Southwest Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Saturday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Fresno — Ontario

Flights Fresno — Ontario is a popular route. The straight-line distance is 357 km. Flight time 55m. Time difference +0h.

From Fresno (FAT) flights depart from 1 airport: FAT. To Ontario (ONT) — 1 arrival airport: ONT.

3 airlines operate on this route: Allegiant Air, Alaska Airlines, Southwest Airlines.

The minimum price for the next 3 months — from $167 (14.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $183, ranging from $167 to $197. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Saturday.

Other destinations in United States from Fresno
Phoenix
US
Sacramento
US
Reno
US
Raleigh
US
Palm Springs
US
Everett
US
Orlando
US
San Diego
US

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