Oakland to Ontario (OAK–ONT) — Airlines, Schedules & Connections

OAK Airport Page →
362 mi airlines 52/wk
On-time Some delays Frequent delays
Flight Schedule 26 flights Verified 3h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
WN1142
WN Southwest
B38M
5:45 AM
PDT T2
7:05 AM
PDT
1h 20m
M T W T F S S
Prices
WN516
WN Southwest
73H
6:00 AM
PDT T2
7:20 AM
PDT
1h 20m
M T W T F S S
Prices
WN4073
WN Southwest
7S7
6:35 AM
PDT T2
7:55 AM
PDT
1h 20m
M T W T F S S
Prices
WN556
WN Southwest
7S7
10:45 AM
PDT T2
12:05 PM
PDT
1h 20m
M T W T F S S
Prices
WN1966
WN Southwest
7M8
10:50 AM
PDT T2
12:10 PM
PDT
1h 20m
M T W T F S S
Prices
WN2084
WN Southwest
737
10:55 AM
PDT T2
12:15 PM
PDT
1h 20m
M T W T F S S
Prices
WN101
WN Southwest
7S7
10:55 AM
PDT T2
12:15 PM
PDT
1h 20m
M T W T F S S
Prices
WN4669
WN Southwest
B38M
11:05 AM
PDT T2
12:30 PM
PDT
1h 25m
M T W T F S S
Prices
WN1415
WN Southwest
7S7
12:05 PM
PDT T2
1:25 PM
PDT
1h 20m
M T W T F S S
Prices
WN1130
WN Southwest
B38M
12:45 PM
PDT T2
2:05 PM
PDT
1h 20m
M T W T F S S
Prices
WN540
WN Southwest
73H
3:45 PM
PDT T2
5:05 PM
PDT
1h 20m
M T W T F S S
Prices
WN738
WN Southwest
7M8
6:40 PM
PDT T2
8:00 PM
PDT
1h 20m
M T W T F S S
Prices
WN1087
WN Southwest
7M8
8:50 PM
PDT T2
10:10 PM
PDT
1h 20m
M T W T F S S
Prices
WN2829
WN Southwest
B38M
9:55 PM
PDT T2
11:20 PM
PDT
1h 25m
M T W T F S S
Prices
WN4135
WN Southwest
B38M
5:05 AM
PDT T4
6:30 AM
PDT
1h 25m
M T W T F S S
Prices
WN3659
WN Southwest
7M8
5:55 AM
PDT T4
7:15 AM
PDT
1h 20m
M T W T F S S
Prices
WN4136
WN Southwest
B38M
10:45 AM
PDT T4
12:10 PM
PDT
1h 25m
M T W T F S S
Prices
WN2424
WN Southwest
7M8
11:05 AM
PDT T4
12:30 PM
PDT
1h 25m
M T W T F S S
Prices
WN542
WN Southwest
737
3:20 PM
PDT T4
4:45 PM
PDT
1h 25m
M T W T F S S
Prices
WN3661
WN Southwest
7S7
3:30 PM
PDT T4
4:50 PM
PDT
1h 20m
M T W T F S S
Prices
WN2168
WN Southwest
7M8
4:00 PM
PDT T4
5:40 PM
PDT
1h 40m
M T W T F S S
Prices
WN2045
WN Southwest
737
5:05 PM
PDT T4
6:30 PM
PDT
1h 25m
M T W T F S S
Prices
WN3662
WN Southwest
73H
5:50 PM
PDT T4
7:10 PM
PDT
1h 20m
M T W T F S S
Prices
WN3459
WN Southwest
737
7:20 PM
PDT T4
8:45 PM
PDT
1h 25m
M T W T F S S
Prices
WN2261
WN Southwest
73H
7:55 PM
PDT T4
9:20 PM
PDT
1h 25m
M T W T F S S
Prices
WN3143
WN Southwest
73H
9:15 PM
PDT T4
10:35 PM
PDT
1h 20m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
Oakland to Ontario
1 carrier, 52 flights/week nonstop.
1 Airlines 52 Flights/wk 362 mi 1h 20m nonstop 32 1-stop hubs

OAK–ONT is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 362 miles in approximately 1h 20m. Beyond nonstop, 32 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop OAK–ONT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 52 737, 73H, 7M8, 7S7, B38M 1h20-1h25 67%
Aircraft on this route
737 Boeing 737-700 – WN
73H Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
7S7 Boeing 737 MAX 7 – WN
B38MWN
Alliance coverage
Unaffiliated: WN (52 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, OAK to ONT direction.
Mon
8
flights
Tue
7
flights
Wed
7
flights
Thu
8
flights
Fri
8
flights
Sat
6
flights
Sun
8
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
14
Nonstop flights
52
Outbound / wk
54
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for OAK to ONT.
1-STOP
One-Stop Connections
32
Hubs
~2h
Fastest
~26h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
599
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
OAK → ONT
67%
Moderate delays possible. Allow buffer time.
Departing
67%
Arriving
100%
Return
ONT → OAK
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. OAK delays → ONT delays →

Other ways to reach Ontario from Oakland

Nearby airports with service to Ontario International Airport.
Metric OAK→ONT SFO→ONT SJC→ONT
Distance from OAK 11 mi 29 mi
Nonstop airlines 1 4 1
Weekly flights 52 50 49
Flight time 1h 20m 1h 16m 1h 13m
Departure OTP 67%
Airports within 200 miles of OAK with service to Ontario International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Ontario is 0 hours the same as Oakland.
OAK: PDT · ONT: PDT

When it's 6:00 PM in Oakland, it's 6:00 PM in Ontario.
Distance & Flight Time
362 mi / 582 km
Nonstop flight time is approximately 1h 20m to 1h 25m.

OAK–ONT Quick Facts

Key statistics for the Oakland to Ontario route.
Route details
Distance362 mi / 582 km
Flight time1h 20m to 1h 25m
Time difference0 hours
Airlines (nonstop)1
Weekly flights52 out / 54 return
1-stop connections32 hubs
Origin: OAK
IATA / ICAOOAK / KOAK
TimezoneAmerica/Los_Angeles
Passengers/yr10.6M
Elevation9 ft / 3 m
Destination: ONT
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m

Frequently Asked Questions

Common questions about OAK to ONT flights.
Nonstop flights from San Francisco Bay Oakland International Airport to Ontario International Airport take approximately 1h 20m to 1h 25m. The route covers 362 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 52 nonstop flights per week from OAK to ONT. The return direction has about 54 weekly flights.
Yes, 1-stop connections are available through BUR, VNY, STS, SFO, SAF, MEM, BNA, DFW, SDF, SJD, ANC, ATL, YUL, PHL, KOA, BWI, FLL, MIA, LAS, PHX, BOI, SLC, DEN, PDX, SEA, HOU, HNL, MDW, DAL, GDL, SBA and AUS. These options provide additional schedule flexibility.
Yes, return flights from ONT to OAK are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include SFO, SJC and STS. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from OAK to ONT

San Francisco Bay Oakland International Airport (OAK) and Ontario International Airport (ONT) are connected by nonstop service from Southwest Airlines. With 52 weekly departures, this is a heavily served route.

OAK to ONT Flight Duration and Schedule

Nonstop flight time from OAK to ONT ranges from 1 hours 20 minutes to 1 hours 25 minutes. The route covers a distance of 362 miles (582 km). There are approximately 52 weekly flights outbound and 54 return, totaling 106 flights per week in both directions.

Connecting Options and Alternatives

32 one-stop connections are available, with the fastest taking approximately 2 hours via BUR. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include San Francisco (SFO), San Jose (SJC) and Santa Rosa (STS).