Budget Flights from Ontario to Denver (ONT-DEN)

3 airline(s) operate this direct flight

Budget Flights from Ontario to Denver (ONT-DEN) – AviaScanner
1 Economy

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United States
ONT Ontario
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United States
DEN Denver

Distance 823 miles (1323 km)

Flight time 2h 30min

Low-Cost Airlines for Direct Flights from Ontario to Denver

Welcome to Avia-scanner.com, your go-to search engine for finding the best deals on airline tickets. If you're looking for affordable options for direct flights from Ontario to Denver, you're in the right place. We understand the importance of saving both time and money when it comes to travel, which is why we've curated a list of low-cost airlines that offer convenient routes between these two vibrant cities.

Here are some of the budget-friendly airlines that operate direct flights from Ontario to Denver:

  • Southwest Airlines: Known for its competitive prices and excellent service, Southwest Airlines offers a seamless travel experience for passengers flying between Ontario and Denver.
  • Frontier Airlines: With a focus on affordability, Frontier Airlines provides a cost-effective option for travelers looking to reach Denver from Ontario without breaking the bank.
  • Spirit Airlines: Catering to budget-conscious flyers, Spirit Airlines offers a no-frills yet efficient way to travel between these two dynamic destinations.

Whether you're planning a business trip or a leisurely getaway, these low-cost airlines ensure that you can reach Denver from Ontario conveniently and affordably. Start your search with Avia-scanner.com and discover the best deals on direct flights for your next journey.

Airlines Days of the week Class Price
Frontier Airlines

Frontier Airlines

Su
Mo
Tu
We
Th
Fr
Sa

2 daily flights

low cost airline

United Airlines

United Airlines

Su
Mo
Tu
We
Th
Fr
Sa

2 daily flights

Southwest Airlines

Southwest Airlines

Su
Mo
Tu
We
Th
Fr
Sa

2-3 daily flights

low cost airline

Schedule of non-stop flights from Ontario to Denver 

Browse direct flight schedules from Ontario International Airport to Denver International Airport for competitive pricing. 

Flight Airline Mon Tue Wed Thu Fri Sat Sun
F9 976
Frontier Airlines

Frontier Airlines

Su
07:25
Mo
07:25
Tu
07:25
We
07:25
Th
07:25
Fr
07:25
Sa
07:25
F9 974
Frontier Airlines

Frontier Airlines

Su
17:25
Mo
17:26
Tu
17:25
We
17:25
Th
17:26
Fr
17:25
Sa
17:22
UA 2063
United Airlines

United Airlines

Su
05:24
Mo
05:24
Tu
05:24
We
05:24
Th
05:24
Fr
05:24
Sa
05:24
UA 2156
United Airlines

United Airlines

Su
13:27
Mo
13:27
Tu
13:27
We
13:27
Th
13:27
Fr
13:27
Sa
13:27
WN 1185
Southwest Airlines

Southwest Airlines

Su
Mo
05:40
Tu
05:40
We
05:40
Th
05:40
Fr
05:40
Sa
06:05
WN 876
Southwest Airlines

Southwest Airlines

Su
06:40
Mo
Tu
We
Th
Fr
Sa
WN 357
Southwest Airlines

Southwest Airlines

Su
Mo
11:00
Tu
11:00
We
11:00
Th
11:00
Fr
11:00
Sa
WN 2331
Southwest Airlines

Southwest Airlines

Su
Mo
14:40
Tu
14:40
We
14:40
Th
14:40
Fr
14:40
Sa
11:15
WN 151
Southwest Airlines

Southwest Airlines

Su
11:45
Mo
Tu
We
Th
Fr
Sa
WN 2752
Southwest Airlines

Southwest Airlines

Su
15:20
Mo
Tu
We
Th
Fr
Sa

Direct flight cost insights for this route

Budget-friendly direct flights from Ontario International Airport to Denver International Airport are available from 99€, especially in July, with prices based on user search trends for the lowest monthly fares. 

€176 Approximately

Jan
€127
Feb
€146
Mar
€136
Apr
€136
May
€136
Jun
€138
Jul
€99
Aug
€148
Sep
€115
Oct
€213
Nov
€213
Dec
€517

Average ticket prices: Ontario International Airport to Denver International Airport

Aircraft models operating on this route

Check out the diverse aircraft, their capacities, and available classes on this route. 

  • A320neo

    A320neo

    Frontier Airlines
    186 seats (all economy)
  • Boeing 737-900 Passenger

    Boeing 737-900 Passenger

    United Airlines
    179 seats (all economy)
  • Airbus A320

    Airbus A320

    United Airlines
    150 seats (all economy)
  • Boeing 737-700 (winglets) Passenger/BBJ1

    Boeing 737-700 (winglets) Passenger/BBJ1

    Southwest Airlines
    143 seats (all economy)
  • Boeing 737-800 (winglets) Passenger/BBJ2

    Boeing 737-800 (winglets) Passenger/BBJ2

    Southwest Airlines
    175 seats (all economy)
  • Boeing 737MAX 8 Passenger

    Boeing 737MAX 8 Passenger

    Southwest Airlines
    168 seats (all economy)

Flight information

  • ticket

    Cheapest flight found

    99€
  • clock

    Average flight time

    2:30 h
  • checkmark-calendar

    Cheapest month for a flight

    July
  • send

    Most popular airline

    Frontier Airlines
  • regular-calendar

    Flights per week

    21
Ontario International Airport

Departing from Ontario International Airport (ONT)

ONT is a major airport in the US.

Show all flight from BCN →
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Denver International Airport

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Arriving to Denver International Airport (DEN)

Denver International Airport (DEN) is the third largest airport in the US, offering a wide range of domestic and international flights.

Show all flights from DEN →

Frequently Asked Questions (FAQ)

What's the total flying distance from Ontario to Denver?

The air travel distance between Ontario and Denver is approximately 1323 kilometers.

Which airline is the top choice for travelers on this route?

The airline that frequently receives the highest acclaim from travelers on the Ontario to Denver route is Frontier Airlines, known for its excellent service and punctuality.

What is the average price of airfare from Ontario International Airport to Denver International Airport?

For those looking for value, the average airfare for a direct flight from Ontario International Airport to Denver International Airport starts as low as 99€. This fare is typically seen during the off-peak travel month of July. On the flip side, in the peak travel month of December, prices tend to peak, averaging around 517€ for the same direct route.

How many airlines offer non-stop flights from Ontario to Denver?

Currently, passengers have the choice of 3 different airlines when flying nonstop from Ontario to Denver. Among these, airlines such as Frontier Airlines, United Airlines, Southwest Airline stand out for their commitment to providing a seamless and direct flying experience.

How many hours does it take to fly from Ontario International Airport to Denver International Airport?

On average, a direct flight traversing the skies from Ontario International Airport to Denver International Airport will occupy about 2h 30min of your time, allowing you to plan your travel schedule effectively.

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