MDW to ONT

Chicago to Ontario flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

MDW
Chicago (MDW), United StatesMidway
ONT
Ontario (ONT), United StatesOntario International
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Live flights for Sat, 06 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Sat, 06 JunMDW to ONT$690 Sun, 07 JunMDW to ONT Mon, 08 JunMDW to ONT Tue, 09 JunMDW to ONT Wed, 10 JunMDW to ONT Thu, 11 JunMDW to ONT Fri, 12 JunMDW to ONT
Sort By:DepartureDurationArrivalPrice
Delta Air Lines
Delta Air Lines
DL-1063
10:45
2026-06-06
Chicago (MDW)United StatesMidway
9H :51 M
1 Stop
ATL · 3h 17mAtlanta (ATL), United States
18:36
2026-06-06
Ontario (ONT)United StatesOntario International
$690
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1285
06:23
2026-06-06
Chicago (MDW)United StatesMidway
30H :17 M
1 Stop
ATL · 23h 49mAtlanta (ATL), United States
10:40
2026-06-07
Ontario (ONT)United StatesOntario International
$802
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1285
06:23
2026-06-06
Chicago (MDW)United StatesMidway
14H :13 M
1 Stop
ATL · 7h 33mAtlanta (ATL), United States
18:36
2026-06-06
Ontario (ONT)United StatesOntario International
$903
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4716
19:13
2026-06-06
Chicago (MDW)United StatesMidway
29H :38 M
1 Stop
MSP · 20h 19mMinneapolis (MSP), United States
22:51
2026-06-07
Ontario (ONT)United StatesOntario International
$963
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1063
10:45
2026-06-06
Chicago (MDW)United StatesMidway
13H :03 M
1 Stop
ATL · 6h 28mAtlanta (ATL), United States
21:48
2026-06-06
Ontario (ONT)United StatesOntario International
$1,046
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included

Recommended hotels in Ontario

Stay options near the arrival city for the same travel date.

Search hotels
Holiday Inn Ontario
3.0Very GoodLive availability

Holiday Inn Ontario

- 1249 Tapadera Ave 97914 Ontario OR US,

Free WiFiACBreakfast
Room availability is checked live
$184per night+ taxes if applicable

1 Night • 3 Star

Super 8 By Wyndham Ontario
2.0Very GoodLive availability

Super 8 By Wyndham Ontario

- 615 E Idaho Ave, Ontario, OR 97914 ,

Free WiFiACBreakfast
Room availability is checked live
$113per night+ taxes if applicable

1 Night • 2 Star

Motel6 Ontario, OR
2.0Very GoodLive availability

Motel6 Ontario, OR

- 275 Northeast 12th Street 97914 Ontario (OR) Oregon USA,

Free WiFiACBreakfast
Room availability is checked live
$116per night+ taxes if applicable

1 Night • 2 Star

Best Western Inn & Suites
2.0Very GoodLive availability

Best Western Inn & Suites

- 251 Goodfellow St, Ontario, OR 97914 ,

Free WiFiACBreakfast
Room availability is checked live
$216per night+ taxes if applicable

1 Night • 2 Star

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Fare highlights

Selected flight highlights for 06 Jun 2026.

Open full search
Lowest fare $690 Delta Air Lines 10:45
Earliest departure $802 Delta Air Lines 06:23
Shortest duration $690 Delta Air Lines 10:45
Night 00:00-05:59 No option Open full search for more
Morning 06:00-11:59 $690 Delta Air Lines at 10:45
Afternoon 12:00-17:59 No option Open full search for more
Evening 18:00-23:59 $963 Delta Air Lines at 19:13

Chicago to Ontario route details

Chicago (MDW)

Midway

United States

GMT -6

Latitude: 41.785999

Longitude: -87.752403

Ontario (ONT)

Ontario International

United States

GMT -8

Latitude: 34.055999755859375

Longitude: -117.60099792480469

Distance: Chicago (MDW), United States to Ontario (ONT), United States - 2,739.56 km
Flights shown for 06 Jun 2026. View all flights opens the complete search result.

Chicago to Ontario - what to expect when booking

The MDW to ONT cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 2,739.56 km.

Before you book

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More flights from Chicago (MDW)24 routes
Chicago → Albany
MDW → ALB
Chicago → Albuquerque
MDW → ABQ
Chicago → Amarillo
MDW → AMA
Chicago → Atlanta
MDW → ATL
Chicago → Austin
MDW → AUS
Chicago → Birmingham
MDW → BHM
Chicago → Boston
MDW → BOS
Chicago → Buffalo Ny
MDW → BUF
Chicago → Cancun
MDW → CUN
Chicago → Charleston
MDW → CHS
Chicago → Charlotte
MDW → CLT
Chicago → Cleveland
MDW → CLE
Chicago → Columbus
MDW → CMH
Chicago → Denver
MDW → DEN
Chicago → Des Moines
MDW → DSM
Chicago → Detroit Mi
MDW → DTW
Chicago → Fort Lauderdale
MDW → FLL
Chicago → Fort Myers
MDW → RSW
Chicago → Greenville
MDW → GSP
Chicago → Guadalajara
MDW → GDL
Chicago → Windsor Locks
MDW → BDL
Chicago → Houston
MDW → HOU
Chicago → Jackson
MDW → JAN
Chicago → Jacksonville
MDW → JAX
More flights from Ontario (ONT)15 routes
Ontario → Chicago
ONT → MDW
Ontario → Denver
ONT → DEN
Ontario → Dallas
ONT → DFW
Ontario → Guadalajara
ONT → GDL
Ontario → Houston
ONT → IAH
Ontario → Las Vegas
ONT → LAS
Ontario → Oakland
ONT → OAK
Ontario → Phoenix
ONT → PHX
Ontario → Portland
ONT → PDX
Ontario → Sacramento
ONT → SMF
Ontario → Salt Lake City
ONT → SLC
Ontario → San Francisco
ONT → SFO
Ontario → San Jose
ONT → SJC
Ontario → San Juan
ONT → SJU
Ontario → Seattle
ONT → SEA
Frequently asked questions - Chicago to Ontario flights
Generally yes. When your travel date is fixed, comparing live fares early gives you better visibility of timings, baggage and fare rules before prices change.
The approximate route distance between Chicago (MDW) and Ontario (ONT) is 2,739.56 km. Actual flying distance can vary by airline routing.
Availability changes by airline schedule and date. Use the Stops filter to quickly check non-stop, one-stop and connecting options on this landing page.
Airline inventory can change within minutes. Book Now sends the selected result to the review flow where the fare is checked again before final booking.
Yes. The date strip and search box open the full search for the selected date, while this page keeps the route details easy to compare.