Cheap Non-stop from San Diego (SAN) to Denver (DEN)  

This direct flight is serviced by 3 airline(s)

Cheap Non-stop from San Diego (SAN) to Denver (DEN)   – AviaScanner
1 Economy

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United States
SAN San Diego
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United States
DEN Denver

Distance 856 miles (1377 km)

Flight time 2h 35min

Low-Cost Airlines for Direct Flights from San Diego to Denver

Looking for an affordable and convenient way to travel between San Diego International Airport (SAN) and Denver International Airport (DEN)? Look no further! Several low-cost airlines offer direct flights between these two bustling cities.

Southwest Airlines

Southwest Airlines is renowned for its low fares, friendly service, and flexible policies. With frequent flights between San Diego and Denver, Southwest can be your go-to choice for an affordable trip. You can check their website for current deals and promotions.

Frontier Airlines

If you are searching for budget-friendly options, Frontier Airlines might be a perfect fit for you. They offer great deals and often have competitive prices on their San Diego to Denver routes. Be sure to check their website regularly to snag the best deals.

Allegiant Air

Allegiant Air focuses on providing low-cost travel options to popular destinations. Although they may not offer as many flights as other carriers, they do provide direct flights between San Diego and Denver at reasonable prices. Visit their website to explore their offers and book your tickets.

Spirit Airlines

Spirit Airlines is another low-cost carrier worth considering. They often have competitive prices for flights from San Diego to Denver, especially if you are flexible with your travel dates. Take a look at their website to find the best deals and make your booking.

JetBlue Airways

While not typically classified as a low-cost airline, JetBlue Airways can surprise you with their occasional great deals and promotions. Offering a comfortable flying experience, they have direct flights available between San Diego and Denver. Keep an eye on their website to catch any enticing offers.

These airlines make traveling between San Diego and Denver a breeze, offering you affordable options for your journey. Remember to check their respective websites for the most up-to-date information on fares, flight schedules, and any additional services they may offer. Whether you are traveling for business or pleasure, these low-cost airlines can help you reach your destination without breaking the bank!

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

4-5 daily flights

Southwest Airlines

Southwest Airlines

Su
Mo
Tu
We
Th
Fr
Sa

5-6 daily flights

low cost airline

Non-stop flight schedule connecting San Diego and Denver

View the calendar for direct flights from San Diego International Airport to Denver International Airport and compare prices.

Flight Airline Mon Tue Wed Thu Fri Sat Sun
F9 550
Frontier Airlines

Frontier Airlines

Su
06:25
Mo
06:25
Tu
06:25
We
06:25
Th
06:25
Fr
06:25
Sa
06:25
F9 552
Frontier Airlines

Frontier Airlines

Su
14:23
Mo
14:01
Tu
14:23
We
13:55
Th
14:23
Fr
14:16
Sa
13:55
UA 2476
United Airlines

United Airlines

Su
08:52
Mo
08:52
Tu
08:52
We
08:52
Th
08:52
Fr
08:52
Sa
08:50
UA 264
United Airlines

United Airlines

Su
11:00
Mo
11:00
Tu
11:00
We
11:00
Th
11:00
Fr
11:00
Sa
11:00
UA 1604
United Airlines

United Airlines

Su
12:50
Mo
12:50
Tu
12:50
We
12:50
Th
12:50
Fr
12:50
Sa
12:50
UA 1114
United Airlines

United Airlines

Su
16:18
Mo
16:18
Tu
16:18
We
16:18
Th
16:18
Fr
16:18
Sa
16:18
UA 1924
United Airlines

United Airlines

Su
18:40
Mo
18:40
Tu
18:40
We
18:40
Th
18:40
Fr
18:40
Sa
WN 120
Southwest Airlines

Southwest Airlines

Su
06:20
Mo
06:20
Tu
06:20
We
06:20
Th
06:20
Fr
06:20
Sa
06:20
WN 2159
Southwest Airlines

Southwest Airlines

Su
08:15
Mo
Tu
We
Th
Fr
Sa
WN 1155
Southwest Airlines

Southwest Airlines

Su
18:35
Mo
13:15
Tu
13:15
We
13:15
Th
13:15
Fr
13:15
Sa
08:35
WN 900
Southwest Airlines

Southwest Airlines

Su
Mo
10:20
Tu
10:20
We
10:20
Th
10:20
Fr
10:20
Sa
WN 244
Southwest Airlines

Southwest Airlines

Su
12:25
Mo
Tu
We
Th
Fr
Sa
11:15
WN 2208
Southwest Airlines

Southwest Airlines

Su
Mo
15:55
Tu
15:55
We
15:55
Th
15:55
Fr
15:55
Sa
17:00
WN 1487
Southwest Airlines

Southwest Airlines

Su
16:05
Mo
Tu
We
Th
Fr
Sa
WN 255
Southwest Airlines

Southwest Airlines

Su
Mo
19:25
Tu
19:25
We
19:25
Th
19:25
Fr
19:25
Sa
18:45
WN 1677
Southwest Airlines

Southwest Airlines

Su
20:55
Mo
Tu
We
Th
Fr
Sa
WN 2244
Southwest Airlines

Southwest Airlines

Su
Mo
21:00
Tu
21:00
We
21:00
Th
21:00
Fr
21:00
Sa

Fare data for direct flights on this route

For budget-conscious travelers, a direct flight from San Diego International Airport to Denver International Airport starts at just 174€ in September, based on extensive user search data for the lowest round-trip rates. 

€225 Approximately

Jan
€214
Feb
€174
Mar
€182
Apr
€198
May
€184
Jun
€179
Jul
€175
Aug
€191
Sep
€173
Oct
€230
Nov
€379
Dec
€428

Estimated fares from San Diego International Airport to Denver International Airport

Aircrafts operating on this route 

Check the range of aircraft, their capacities, and classes available on this flight.  

  • A320neo

    A320neo

    Frontier Airlines
    186 seats (all economy)
  • Airbus A320

    Airbus A320

    Frontier Airlines
    180 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)
  • Airbus A319

    Airbus A319

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

    Boeing 737-700 (winglets) Passenger/BBJ1

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

    Boeing 737-800 Passenger

    Southwest Airlines
    155 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

    173€
  • clock

    Average flight time

    2:35 h
  • checkmark-calendar

    Cheapest month for a flight

    September
  • send

    Most popular airline

    Frontier Airlines
  • regular-calendar

    Flights per week

    21
San Diego International Airport

Departing from San Diego International Airport (SAN)

San Diego International Airport (SAN) is a large airport in United States.

Show all flight from BCN →
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Denver International Airport

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Arriving to Denver International Airport (DEN)

Denver International (DEN) ranks as the third largest airport in the United States.

Show all flights from DEN →

Frequently Asked Questions (FAQ)

What's the distance from San Diego to Denver?

The distance between San Diego and Denver is approximately 1377 kilometers. 

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

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

What is the average price of airfare from San Diego to Denver?

The starting rate for a non-stop flight from San Diego International Airport to Denver International Airport is often found at the economical price of 174€, particularly available during the month of September. During the high-demand period of December, the average fare typically climbs to about 430€

How many airlines offer nonstop flights between San Diego and Denver?

Travelers can select from 3 airlines for nonstop services when flying from San Diego to Denver, each offering a unique blend of service and convenience, including well-regarded carriers like Frontier Airlines, United Airlines, Southwest Airline.

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

On average, a direct flight traversing the skies from San Diego International Airport to Denver International Airport will occupy about 2h 35min of your time, allowing you to plan your travel schedule effectively.

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