Most accurate provider | FlightHub 3 stars |
---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $100 (Kiwi.com) |
One-way from | $41 (Frontier) |
Popular in | November |
Cheapest in | January |
Average price | $237 |
Good round-trip deal | $174 or less |
Good one-way deal | $98 or less |
Fly from
Fly to
Route
Depart
Return
Price
SeattleOntario
SEA - ONT
SEAONT
Seattle/Tacoma Intl
Wed 6/11
1:50 pm-4:30 pm
Nonstop2h 40m
Ontario
Tue 6/17
10:03 am-12:49 pm
Nonstop2h 46m
SeattleOntario
SEA - ONT
SEAONT
Seattle/Tacoma Intl
Tue 5/20
3:53 pm-6:25 pm
Nonstop2h 32m
Ontario
Tue 5/27
11:35 am-2:36 pm
Nonstop3h 01m
PortlandOntario
PDX - ONT
PDXONT
Portland
Tue 7/1
12:18 pm-2:38 pm
Nonstop2h 20m
Ontario
Tue 7/15
3:35 pm-5:58 pm
Nonstop2h 23m
PortlandOntario
PDX - ONT
PDXONT
Portland
Thu 5/29
11:04 am-1:24 pm
Nonstop2h 20m
Ontario
Sat 5/31
10:00 am-12:22 pm
Nonstop2h 22m
SeattleOntario
SEA - ONT
SEAONT
Seattle/Tacoma Intl
Wed 5/14
5:55 pm-8:29 pm
Nonstop2h 34m
Ontario
Tue 5/20
6:00 am-8:42 am
Nonstop2h 42m
SeattleOntario
SEA - ONT
SEAONT
Seattle/Tacoma Intl
Sat 5/17
3:35 pm-6:20 pm
Nonstop2h 45m
Ontario
Tue 5/20
2:55 pm-5:55 pm
Nonstop3h 00m
PortlandOntario
PDX - ONT
PDXONT
Portland
Wed 5/21
3:56 pm-8:34 pm
1 stop4h 38m
Ontario
Wed 5/28
6:00 am-12:33 pm
1 stop6h 33m
PortlandOntario
PDX - ONT
PDXONT
Portland
Fri 5/9
9:42 pm-11:58 pm
Nonstop2h 16m
Ontario
Mon 5/12
8:59 pm-11:20 pm
Nonstop2h 21m
PortlandOntario
PDX - ONT
PDXONT
Portland
Tue 5/13
6:45 am-10:10 am
1 stop3h 25m
Ontario
Tue 5/20
6:20 am-10:25 am
1 stop4h 05m
PortlandOntario
PDX - ONT
PDXONT
Portland
Wed 5/14
9:42 pm-11:58 pm
Nonstop2h 16m
Ontario
Sat 5/17
7:30 am-9:50 am
Nonstop2h 20m
Currently, August is the cheapest month in which you can book a flight from State of Washington to Ontario (average of $246). Flying from State of Washington to Ontario in March is currently the most expensive (average of $328). 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.
When flying from State of Washington to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from USWA to ONT are scheduled on a Wednesday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).
In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).
Comfort
Crew
Overall
Entertainment
Boarding
Food
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Crew
Overall
Entertainment
Boarding
Food
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Crew
Overall
Entertainment
Boarding
Food
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Crew
Overall
Entertainment
Boarding
Food
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Crew
Overall
Entertainment
Boarding
Food
Reviews
Anonymous,Apr 2025
LAS - STS
Comfort
Crew
Overall
Entertainment
Boarding
Food
Reviews
Anonymous,Apr 2025
LAS - STS
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$40 | Average$96 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$55 | Average$137 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$95 | Average$228 | FlexibilityNo cancel fee | On-time85% | |
Cheapest$117 | Average$306 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$136 | Average$447 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$196 | Average$356 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$308 | Average$443 | FlexibilityNo cancel fee | On-time69% |