Cheap flights from San Diego to Denver

Round-trip
Economy
San Diego (SAN)
Denver (DEN)
Wed 9/1
Wed 9/8
Any month
Compare vs. momondo |

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from San Diego to Denver.
View current United States travel restrictions

Flight information for San Diego to Denver
(SAN to DEN)

Find info about flight duration, direct flights, and airports for your flight from San Diego to Denver
Best Price Found$76The best flight deal from San Diego to Denver found on momondo in the last 72 hours is $76
Fastest flight time2h 30mThe fastest flight from San Diego to Denver takes 2h 30m
Direct flightsTu and WeDirect flights go from San Diego to Denver on Tuesday and Wednesday. The only airline offering direct flights is Southwest.
Airports in Denver2 airportsThere are 2 airports near Denver: Denver Arapahoe Co (APA), Denver Intl (DEN)

How to get the cheapest flight ticket from San Diego to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from San Diego to Denver?

August
The cheapest time of year to fly to Denver from San Diego is August. Most expensive is December

What is the cheapest day to depart San Diego for Denver?

Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Monday

When is the cheapest time to fly from San Diego to Denver?

at noon
San Diego to Denver flights are approximately 34% more expensive in the afternoon than at noon

What is the cheapest airline that flies to Denver from San Diego?

Spirit Airlines
Spirit Airlines, Delta, and Frontier are the most popular carriers operating from San Diego to Denver

What is the cheapest San Diego to Denver flight route?

San Diego - Denver Intl
Fly from San Diego to Denver Intl for the best San Diego - Denver flight prices
SAN
San Diego
DEN
Denver Intl

How far in advance should you book San Diego to Denver flights?

16 days before
The cheapest time to buy a flight from San Diego to Denver is approximately 16 days to departure
60
Days before departure
0

Easily compare round-trip flights from San Diego to Denver

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from San Diego to Denver by changing tabs
Frontier
Sep 26
SAN2:30 amSan Diego
2h 38m
DEN5:08 amDenver Intl
Sep 28
DEN6:15 pmDenver Intl
2h 24m
SAN8:39 pmSan Diego
Multiple Airlines
Aug 26
SAN8:35 amSan Diego
4h 35m
1 stop
DEN1:10 pmDenver Intl
Aug 29
DEN4:00 amDenver Intl
2h 16m
SAN6:16 amSan Diego
Multiple Airlines
Aug 26
SAN8:35 amSan Diego
4h 35m
1 stop
DEN1:10 pmDenver Intl
Aug 30
DEN4:00 amDenver Intl
2h 16m
SAN6:16 amSan Diego

Find the cheapest one-way flights from San Diego to Denver

If you're looking for one-way flights from San Diego to Denver, view some of our deals below provided by Spirit Airlines
United Airlines
Aug 29
SAN3:00 amSan Diego
2h 17m
DEN5:17 amDenver Intl
Frontier
Sep 11
SAN2:30 amSan Diego
2h 38m
DEN5:08 amDenver Intl
Spirit Airlines
Aug 26
SAN8:35 amSan Diego
4h 35m
1 stop
DEN1:10 pmDenver Intl

Best airlines flying from San Diego to Denver

Compare and see reviews for airlines that fly from San Diego to Denver with momondo
AirlineRatingFree CancellationPrice
American Airlines
PriceFrom $57
Free Cancellation
Rating
7.2
7.4

Boarding

7.1

Comfort

7.8

Crew

7.0

Entertainment

6.8

Food

Reviews

Pros: Delayed flight no reasons seems like American Airlines don’t know what to do in these situations

Cons: I believe this airlines should have figured the answer to this question by now.

1 / 10
Spirit Airlines
PriceFrom $63
Free Cancellation
Rating
6.3
6.6

Boarding

6.0

Comfort

7.1

Crew

5.4

Entertainment

5.5

Food

Reviews

Cons: Too many of the passengers were out of control

1 / 10
Frontier
PriceFrom $77
Free Cancellation
Rating
6.0
6.3

Boarding

5.8

Comfort

6.7

Crew

4.9

Entertainment

5.1

Food

Reviews

Pros: The wonderful crews and the comfortable seat

Cons: Snack and drink

1 / 10
Delta
PriceFrom $82
Free Cancellation
Rating
8.2
8.3

Boarding

8.5

Comfort

8.3

Crew

7.9

Entertainment

8.0

Food

Reviews

Cons: Wouldn't let us on the flight when there was plenty of time to get there. Manager was arrogant and slow - didn't care. Poor policies at that airport.

1 / 10
United Airlines
PriceFrom $88
Free Cancellation
Rating
6.8
7.2

Boarding

6.6

Comfort

7.5

Crew

6.6

Entertainment

6.1

Food

Reviews

Cons: Sarasota ticketing agent was not very nice at all 😟 Houston Gate agent was not nice either. We were treated like we were stupid for asking questions. I hope it’s not racism issues. I wished I had taken their names.

1 / 10
Southwest
PriceFrom $130
Free Cancellation
Rating
8.3
8.5

Boarding

8.4

Comfort

8.7

Crew

7.5

Entertainment

7.7

Food

Reviews

Pros: The plane was new and the seats were nice.

1 / 10

Are airlines flying from San Diego to Denver Intl offering flexible cancellation due to COVID-19?

Due to the global impact of COVID-19, some of our airline partners operating flights from San Diego to Denver Intl, such as Frontier, United Airlines, and Spirit Airlines may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.

How far is San Diego to Denver Intl by plane?

The distance between San Diego and Denver Intl is about 832.3 mi. 2h 17m is a normal flight duration for this route.

Can I fly to Denver Intl from San Diego right now?

Information is based on travel restrictions for travel to Denver Intl within the United States

Most visitors from San Diego need to provide a negative COVID-19 test result and/or quarantine to enter Denver Intl.

COVID-19 testing requirements
Visitors from San Diego must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Denver Intl.

Quarantine requirements
Visitors from San Diego are not required to quarantine after entering Denver Intl.

Can I fly back to San Diego from Denver Intl?

Returning to San Diego from Denver Intl

COVID-19 testing requirements
Visitors from Denver Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Diego.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering San Diego.

If you are planning to travel to Denver at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Flights from San Diego to:

  • Round-trip
  • One-way
  • Multi-city
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First