
Round-trip from | $97 (American Airlines) |
|---|---|
One-way from | $49 (American Airlines) |
Popular in | November |
Cheapest in | September |
Average price | $269 |
Fly from
Fly to
Route
Depart
Return
Price
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Wed 2/25
8:50 pm-9:05 pm
Nonstop1h 15m
Ontario
Wed 3/4
11:15 am-1:35 pm
Nonstop1h 20m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Wed 3/18
11:45 am-1:05 pm
Nonstop1h 20m
Ontario
Tue 3/24
9:20 am-2:50 pm
1 stop5h 30m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Tue 2/17
8:45 am-9:05 am
Nonstop1h 20m
Ontario
Wed 2/18
3:15 pm-8:45 pm
1 stop4h 30m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Tue 3/17
6:10 am-12:00 pm
1 stop5h 50m
Ontario
Tue 3/24
7:00 pm-11:05 pm
1 stop4h 05m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Tue 3/3
6:00 am-10:20 am
1 stop5h 20m
Ontario
Tue 3/3
4:40 pm-10:20 pm
1 stop4h 40m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Wed 3/4
3:05 pm-6:22 pm
1 stop4h 17m
Ontario
Fri 3/6
6:15 am-8:42 am
1 stop25h 27m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Thu 3/5
8:50 am-9:20 am
Nonstop1h 30m
Ontario
Tue 3/10
8:30 am-9:45 am
Nonstop1h 15m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Wed 2/25
3:10 pm-5:10 pm
1 stop3h 00m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Tue 4/28
7:17 am-8:39 am
Nonstop1h 22m
PhoenixOntario
PHX - ONT
PHXONT
Phoenix Sky Harbor Intl
Wed 4/22
9:00 am-1:40 pm
1 stop4h 40m
The best time to book flights from Mesa to Ontario is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, February is the cheapest month in which you can book a flight from Mesa to Ontario (average of $26). Flying from Mesa to Ontario in July is currently the most expensive (average of $79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Mesa to Ontario is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 14% on airfare.
Travelers seeking maximum savings on their Mesa to Ontario flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from MS9 to ONT are scheduled on a Tuesday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
Boarding
Comfort
Crew
Entertainment
Overall
Food
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Comfort
Crew
Entertainment
Overall
Food
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Comfort
Crew
Entertainment
Overall
Food
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Comfort
Crew
Entertainment
Overall
Food
Reviews
Walter,Aug 2025
OAK - SAN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$79 | Average$171 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$97 | Average$280 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$97 | Average$263 | FlexibilityNo cancel fee | On-time63% |