Southwest Airlines flights from Denver (DEN) to Ontario (ONT)
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from Denver (DEN), US to Ontario (ONT), US. Southwest Airlines operates 7-12 flights daily flights on this route.• Flight Duration: 2h 13m - 2h 40m (average flight time)• Distance: 822 miles (1323 km) (air miles between airports)• Daily Flights: 7-12 flights (scheduled departures per day)
Denver (DEN)
US
Ontario (ONT)
US
FLIGHT TIME
2h 13m - 2h 40m
FLIGHT DISTANCE
822 miles (1323 km)
2h 20m - 2h 20m
07:50
22:45
822 miles (1323 km)
February
1 (Show)
60
Terminal B (DEN)
Southwest Airlines Flight Schedule from Denver (DEN) to Ontario (ONT)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN2571 |  Southwest Airlines | 07:50 | 09:10:00 | Boeing 737MAX 8 Passenger |
WN4721 | Southwest Airlines | 12:15 | 13:35:00 | Boeing 737MAX 8 Passenger |
WN2576 | Southwest Airlines | 19:20 | 20:40:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
WN2578 | Southwest Airlines | 22:45 | 00:05:00 | Boeing 737MAX 8 Passenger |
Southwest Airlines Monthly Flight Calendar
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Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 2h 13m - 2h 40m.
Pricing patterns: February typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 7:00, 12:00, 19:00, offering more flight options and potentially better connections.
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Southwest Airlines Policy Highlights
Baggage Policy
Two free checked bags, additional charges apply for excess or overweight baggage.
For detailed baggage policies, visit Southwest Airlines airline page or Southwest Airlines official website.
Check-in Information
Online check-in available 24 hours before departure.
Southwest Airlines Terminal Information
Departure Terminal at Denver (DEN):
• Southwest Airlines flights from Denver (DEN) depart from Terminal Terminal B
• Terminal Terminal B: Southwest Airlines operates from this terminal
Arrival Terminal at Ontario (ONT):
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from Denver (DEN) to Ontario (ONT)?
Southwest Airlines operates 4 flights from Denver (DEN) to Ontario (ONT).
What city does Ontario (ONT) airport serve?
Ontario (ONT) airport serves Ontario, US.
How long is the Southwest Airlines flight from Denver (DEN) to Ontario (ONT)?
The flight duration is approximately 2h 13m - 2h 40m.
What is the distance from Denver (DEN) to Ontario (ONT)?
The distance is 822 miles (1323 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737MAX 8 Passenger, Boeing 737-800 (winglets) Passenger/BBJ2 on this route.
Which other airlines operate on this route?
2 other airlines operate on this route: Frontier Airlines, United Airlines.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 07:50 and the latest departs at 22:45.
Which terminal does Southwest Airlines use at Denver (DEN)?
Southwest Airlines flights from Denver (DEN) depart from Terminal Terminal B.
What is the cheapest month to fly Southwest Airlines from Denver (DEN) to Ontario (ONT)?
February is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from Denver (DEN) to Ontario (ONT)?
The average price for a round-trip Southwest Airlines flight on this route is approximately $184. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 60 flights per week from Denver (DEN) to Ontario (ONT).