Chicago to Ontario (MDW–ONT) — Airlines, Schedules & Connections

MDW Airport Page →
1,702 mi airlines charter/private 8/wk
On-time Some delays Frequent delays
Flight Schedule 5 flights Verified 31m ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
WN393
WN Southwest
7M8
10:25 AM
CDT
12:30 PM
PDT
4h 5m
46%
M T W T F S S
Prices
✓
→
WN2846
WN Southwest
738
11:45 AM
CDT
1:50 PM
PDT
4h 5m
46%
M T W T F S S
Prices
✓
→
WN3874
WN Southwest
B38M
12:15 PM
CDT
2:20 PM
PDT
4h 5m
46%
M T W T F S S
Prices
✓
→
WN2798
WN Southwest
7M8
10:15 PM
CDT
12:30 AM+1
PDT
4h 15m
46%
M T W T F S S
Prices
✓
←
WN3153
WN Southwest
738
11:55 PM
PDT T4
5:40 AM+1
CDT
3h 45m
—
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
PHX Phoenix 5h 38m WN → AAEJAPD Phoenix (PHX) to Ontario flights
DEN Denver 5h 41m UAWN → ACF9UA Denver (DEN) to Ontario flights
LAS Las Vegas 5h 50m EJALXJWN → F9WNY4 Las Vegas (LAS) to Ontario flights
DAL Dallas 6h 5m EJAKOWWN → WN Dallas (DAL) to Ontario flights
SLC Salt Lake City 6h 20m VJAWN → AFAMDL Salt Lake City (SLC) to Ontario flights
SMF Sacramento 6h 25m WN → WN Sacramento (SMF) to Ontario flights
HOU Houston 6h 30m SBEVJAWN → WN Houston (HOU) to Ontario flights
DFW Dallas-Fort Worth 6h 51m F9Y4 → AABAF9 Dallas-Fort Worth (DFW) to Ontario flights
SFO San Francisco 6h 57m LXJVJAWN → ACCMEJA San Francisco (SFO) to Ontario flights
BNA Nashville 7h 5m WN → WN Nashville (BNA) to Ontario flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Chicago to Ontario
1 carrier, 8 flights/week nonstop.
1 Airlines 1,702 mi 4h 5m nonstop -2h behind

MDW–ONT is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 1,702 miles in approximately 4h 5m. Beyond nonstop, 1-stop connecting options are also available.

Also explore MDW Routes ONT Routes MDW Live Flights ONT Live Flights MDW Delays ONT Delays
All flights from Ontario (ONT) Ontario to Chicago flights
Carriers on this route

Airline Landscape

All carriers operating nonstop MDW–ONT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 8 738, 7M8, B38M 4h05-4h15 58% – –
Aircraft on this route
738 Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
B38M Boeing 737 MAX 8 – WN
Alliance coverage
Unaffiliated: WN (8 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, MDW to ONT direction.
Mon
1
flight
Tue
1
flight
Wed
1
flight
Thu
1
flight
Fri
1
flight
Sat
2
flights
Sun
1
flight
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
4
Nonstop flights
8
Outbound / wk
7
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for MDW to ONT.
1-STOP
One-Stop Connections
29
Hubs
~5h
Fastest
~24h
Longest
PHX ~5h 38m DEN ~5h 41m LAS ~5h 50m DAL ~6h 5m BUR ~6h 9m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,423
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
MDW → ONT
58%
Frequent delays expected. Consider flexible booking.
Departing
58%
Arriving
72%
Return
ONT → MDW
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
76%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. MDW delays → ONT delays →
Alternatives

Other ways to reach Ontario from Chicago

Nearby airports with service to Ontario International Airport.
Metric MDW→ONT ORD→ONT RFD→ONT
Distance from MDW – 15 mi 75 mi
Nonstop airlines 1 2 2
Weekly flights 8 7 2
Flight time 4h 5m 4h 33m 3h 49m
Departure OTP 58% – –
Chicago (ORD) to Ontario flights · Chicago/Rockford (RFD) to Ontario flights · Milwaukee (MKE) to Ontario flights
Airports within 200 miles of MDW with service to Ontario International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-2h
Ontario is 2 hours behind Chicago.
MDW: CDT · ONT: PDT

When it's 6:00 PM in Chicago, it's 4:00 PM in Ontario.
Distance & Flight Time
1,702 mi / 2,740 km
Nonstop flight time is approximately 4h 5m gate to gate.
Facts

MDW–ONT Quick Facts

Key statistics for the Chicago to Ontario route.
Route details
Distance1,702 mi / 2,740 km
Flight time4h 5m
Time difference-2 hours
Airlines (nonstop)1
Weekly flights8 out / 7 return
1-stop connectionsAvailable
Origin: MDW
Full nameChicago Midway International Airport
IATA / ICAOMDW / KMDW
TimezoneAmerica/Chicago
Passengers/yr20.7M
Elevation620 ft / 189 m
Destination: ONT
Full nameOntario International Airport
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m
FAQ

Frequently Asked Questions

Common questions about MDW to ONT flights.
Nonstop flights from Chicago Midway International Airport to Ontario International Airport take about 4h 5m gate to gate. The route covers 1,702 miles.
1 airline operates flights from MDW to ONT: Southwest Airlines.
This route has daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Phoenix Sky Harbor, Denver and Harry Reid.
Ontario is 2 hours behind Chicago.
Yes, return flights from ONT to MDW are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include ORD, RFD and MKE. 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 MDW to ONT

Chicago Midway International Airport (MDW) and Ontario International Airport (ONT) are connected by nonstop service from Southwest Airlines. With 8 weekly departures, this is a regularly served route.

MDW to ONT Flight Duration and Schedule

Nonstop flight time from MDW to ONT is about 4 hours 5 minutes gate to gate. The route covers a distance of 1,702 miles (2,740 km). There are approximately 8 weekly flights outbound and 7 return, totaling 15 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Phoenix Sky Harbor, Denver and Harry Reid. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Chicago (ORD), Chicago/Rockford (RFD) and Milwaukee (MKE).