Nonstop flights from San Jose to Ontario

Southwest Airlines flies this route 3 to 4 times a day.

SJCSan Jose Mineta International

333 mi · 25 flights a week

ONTOntario International

SJCONT

When they leave

San Jose time

6:30a9:00pFirst departure 6:30 AM, last 9:00 PM

Three in the morning, 6:30 AM to 10:55 AM, then two in the afternoon, 12:20 PM to 4:45 PM, then four in the evening, 5:00 PM to 9:00 PM.

Every flight

Earliest first

6:30 AM→7:50 AMSouthwest AirlinesBoeing 737Mon, Thu, Fri, Sun
7:15 AM→8:30 AMSouthwest AirlinesBoeing 737Tue, Wed, Sat
10:55 AM→12:10 PMSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri
12:20 PM→1:35 PMSouthwest AirlinesBoeing 737 MAX 8Tue, Wed, Sat, Sun
4:45 PM→6:00 PMSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
5:00 PM→6:20 PMSouthwest AirlinesBoeing 737Sat
5:05 PM→6:25 PMSouthwest AirlinesBoeing 737 MAX 8Tue, Wed, Sun
8:10 PM→9:25 PMSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
9:00 PM→10:15 PMSouthwest AirlinesBoeing 737 MAX 8Sun

Schedules last checked Sep 19, 2026. Times are local.

Flying from San Jose to Ontario

Southwest Airlines is the only airline flying nonstop from San Jose to Ontario, 3 to 4 times a day on the Boeing 737 MAX 8, Boeing 737 and Boeing 737-700.

There are 3 or 4 flights every day of the week. The first arrival in Ontario is at 7:50 AM and the last at 10:15 PM. The flight covers 333 miles.

Flying back, Ontario to San Jose has 21 nonstop flights a week.

Return flights

Ontario to San JoseView

Find the cheapest day to fly from San Jose to Ontario.

Schedules as of Oct 9, 2026.