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.
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Cheapest fareUS$222American Airlines
Fastest4h 19mgate to gate
Options today56flights on this route
Live flights for Thu, 06 Aug 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
Thu, 06 AugMDW to ONT$222
Fri, 07 AugMDW to ONT
Sat, 08 AugMDW to ONT
Sun, 09 AugMDW to ONT
Mon, 10 AugMDW to ONT
Tue, 11 AugMDW to ONT
Wed, 12 AugMDW to ONT
American Airlines
AA-2474
05:00
2026-08-06
CHICAGO (ORD)
O Hare International
O Hare International6H :07 M
1 Stop
PHX · 1h 07mPhoenix (PHX), United States
09:07
2026-08-06
Burbank (BUR)Bob Hope
Bob Hope$222
total fare
American Airlines
AA-607
06:00
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :19 M
Non Stop
08:19
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$257
total fare
American Airlines
AA-3075
07:00
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :21 M
Non Stop
09:21
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$257
total fare
American Airlines
AA-3063
19:00
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :26 M
Non Stop
21:26
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$257
total fare
American Airlines
AA-1114
21:06
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :19 M
Non Stop
23:25
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$257
total fare
American Airlines
AA-2474
05:00
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International5H :49 M
1 Stop
PHX · 0h 42mPhoenix (PHX), United States
08:49
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$267
total fare
American Airlines
AA-2474
05:00
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International6H :39 M
1 Stop
PHX · 1h 32mPhoenix (PHX), United States
09:39
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$267
total fare
American Airlines
AA-1459
09:40
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International6H :39 M
1 Stop
DFW · 0h 56mDallas (DFW), United States
14:19
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$267
total fare
American Airlines
AA-2896
06:00
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International9H :31 M
1 Stop
DFW · 3h 57mDallas (DFW), United States
13:31
2026-08-06
Ontario (ONT)Ontario International
Ontario International$282
total fare
American Airlines
AA-1360
07:00
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International8H :31 M
1 Stop
DFW · 2h 58mDallas (DFW), United States
13:31
2026-08-06
Ontario (ONT)Ontario International
Ontario International$282
total fare
American Airlines
AA-1979
09:45
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :22 M
Non Stop
12:07
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$306
total fare
American Airlines
AA-529
15:22
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :22 M
Non Stop
17:44
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$306
total fare
American Airlines
AA-2364
17:16
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :23 M
Non Stop
19:39
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$306
total fare
American Airlines
AA-3028
22:35
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :23 M
Non Stop
00:58
2026-08-07
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$306
total fare
American Airlines
AA-1555
08:20
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International6H :31 M
1 Stop
DFW · 0h 48mDallas (DFW), United States
12:51
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$316
total fare
American Airlines
AA-2012
09:00
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :21 M
Non Stop
11:21
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$347
total fare
American Airlines
AA-1433
11:49
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :22 M
Non Stop
14:11
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$347
total fare
American Airlines
AA-2786
22:35
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International12H :14 M
1 Stop
PHX · 7h 01mPhoenix (PHX), United States
08:49
2026-08-07
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$349
total fare
American Airlines
AA-2786
22:35
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International13H :04 M
1 Stop
PHX · 7h 51mPhoenix (PHX), United States
09:39
2026-08-07
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$349
total fare
American Airlines
AA-1920
08:10
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :20 M
Non Stop
10:30
2026-08-06
Orange County (SNA)John Wayne
John Wayne$352
total fare
American Airlines
AA-1916
12:12
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :19 M
Non Stop
14:31
2026-08-06
Orange County (SNA)John Wayne
John Wayne$352
total fare
American Airlines
AA-1179
18:19
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International4H :20 M
Non Stop
20:39
2026-08-06
Orange County (SNA)John Wayne
John Wayne$352
total fare
Recommended hotels in Ontario
Stay options near the arrival city for the same travel date.
Holiday Inn Ontario
- 1249 Tapadera Ave 97914 Ontario OR US,
Free WiFiACBreakfast
Room availability is checked live
Motel6 Ontario, OR
- 275 Northeast 12th Street 97914 Ontario (OR) Oregon USA,
Free WiFiACBreakfast
Room availability is checked live
Holiday Inn Express & Suites Ontario by IHG
- 212 Se 10th St OntarioOR 97914 ,
Free WiFiACBreakfast
Room availability is checked live
Best Western Inn & Suites
- 251 Goodfellow St, Ontario, OR 97914 ,
Free WiFiACBreakfast
Room availability is checked live
American Airlines
AA-2842
05:05
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International7H :47 M
1 Stop
CLT · 0h 47mCharlotte (CLT), United States
10:52
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$357
total fare
American Airlines
AA-3558
11:45
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International7H :44 M
1 Stop
OMA · 2h 27mOmaha (OMA), United States
17:29
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$357
total fare
American Airlines
AA-3215
12:11
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International6H :26 M
1 Stop
DFW · 0h 46mDallas (DFW), United States
16:37
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$357
total fare
American Airlines
AA-1317
15:08
2026-08-06
CHICAGO (ORD)O Hare International
O Hare International6H :57 M
1 Stop
DEN · 1h 33mDenver (DEN), United States
20:05
2026-08-06
LOS ANGELES (LAX)Los Angeles International
Los Angeles International$357
total fare
No flights match the selected filters. Clear filters or open full search.
Fare highlights
Selected flight highlights for 06 Aug 2026.
Lowest fare
$222
American Airlines
05:00
Earliest departure
$222
American Airlines
05:00
Shortest duration
$257
American Airlines
06:00
Night
00:00-05:59
$222
American Airlines at 05:00
Morning
06:00-11:59
$257
American Airlines at 06:00
Afternoon
12:00-17:59
$306
American Airlines at 15:22
Evening
18:00-23:59
$257
American Airlines at 19:00
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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Book Cheapest Flight from Chicago to Ontario on FlyX
Securing the best airfare from Chicago to Ontario is all about planning. FlyX's real-time fare tracking system allows you to check flight options and lock in the lowest ticket prices before they rise:
- Book at least 3-4 weeks in advance to secure the most competitive Chicago to Ontario airfares.
- Consider traveling mid-week (Tuesdays or Wednesdays) to bypass weekend pricing surges.
- Early morning or late-night departure flights consistently offer lower fares than afternoon slots.
- Use our live calendar view above to easily spot fare changes on nearby dates.
Find the Lowest airfare from Chicago to Ontario
| Cheapest Fare | Fare | Date | Airline | Departure |
|---|---|---|---|---|
| Lowest Airfare Today | $222 | 06/08/2026 | American Airlines | 05:00 |
| Cheapest Airfare Within 30 Days | $218 | 14/08/2026 | American Airlines | 05:00 |
| Cheapest Airfare Within 90 Days | $211 | 13/10/2026 | American Airlines | 05:00 |
Book Chicago to Ontario Flight Tickets on FlyX
Planning to fly from Chicago to Ontario? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.
Chicago to Ontario Flight Distance, Duration and Time
The aerial distance between Chicago and Ontario is approximately 2,740 KM. The flight duration ranges from 4H :19 M up to 29H :26 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
Chicago to Ontario Flight Schedule and Timing
Around 56 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from Chicago at 05:00, while the last night flight leaves at 22:35. Flights depart from Midway and land at Ontario International.
Flight Route Details & Analysis
| Flight Details | Information |
|---|---|
| Route | Chicago to Ontario |
| Aerial Distance | 2,740 KM |
| Flight Duration | 4H :19 M - 29H :26 M |
| Airport Codes | Chicago - MDW, Ontario - ONT |
| Total Flights Available | 56 flights (13 direct) |
| First Flight Departure | Departs at 05:00 |
| Last Flight Departure | Departs at 22:35 |
| Early Morning Flights (12 AM - 8 AM) | 18 direct/indirect flights |
| Morning Flights (8 AM - 12 PM) | 14 direct/indirect flights |
| Afternoon Flights (12 PM - 4 PM) | 13 direct/indirect flights |
| Evening Flights (4 PM - 8 PM) | 5 direct/indirect flights |
| Night Flights (8 PM - 12 AM) | 6 direct/indirect flights |
Airport Information & Terminals
MDW: Chicago airport system. Chicago flights commonly use O'Hare or Midway. O'Hare is a huge hub with rail access; Midway can be easier for some city-side trips. Winter weather and traffic should be part of the booking decision.
ONT: Ontario airport. Ontario airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
ONT: Ontario airport. Ontario airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
Frequently asked questions - Chicago to Ontario flights
Yes, booking flights in advance helps you secure cheap flight tickets. Comparing air ticket prices 3–4 weeks early gives you better visibility of airline timings, baggage policies, and fare rules before high-demand periods push prices up.
The approximate direct air distance between Chicago (MDW) and Ontario (ONT) is 2,739.56 km. The actual flight duration and route path vary depending on airline schedules and wind conditions.
Non-stop flight availability depends on the airline schedule and departure date. You can filter the live search results by stops to view direct flights, one-stop connections, and transit flights instantly.
Airline seat inventory and airfares change dynamically in real-time. Selecting 'Book Now' runs a live fare verification check to ensure you get the most accurate price before final booking confirmation.
Yes, you can easily compare flights for nearby dates. Select any date on the date calendar strip to refresh the fares, compare air ticket pricing, and choose the most budget-friendly travel day.
MDW → ONT · from
US$222
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