CA $74 Cheap Flights from San Diego (SAN) to Denver (DEN)

View CA $74 flight on Tue, Apr 28, 2026Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Denver International Airport (DEN)

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Cheap flights from San Diego (SAN) to Denver (DEN)

Prices were available within the past 7 days and start at CA $74 for one-way flights and CA $191 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, May 4 - Thu, May 7
SAN
San Diego
DEN
Denver
CA $191 Roundtrip, found 3 days ago
CA $191
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, May 4 from San Diego to Denver, returning Thu, May 7, priced at CA $191 found 3 days ago
Alaska Airlines
Thu, Apr 30 - Sun, May 3
SAN
San Diego
DEN
Denver
CA $192 Roundtrip, found 11 hours ago
CA $192
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Thu, Apr 30 from San Diego to Denver, returning Sun, May 3, priced at CA $192 found 11 hours ago
Alaska Airlines
Mon, May 4 - Thu, May 7
SAN
San Diego
DEN
Denver
CA $208 Roundtrip, found 3 days ago
CA $208
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, May 4 from San Diego to Denver, returning Thu, May 7, priced at CA $208 found 3 days ago
Delta
Sat, May 16 - Tue, May 19
SAN
San Diego
DEN
Denver
CA $221 Roundtrip, found 5 days ago
CA $221
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, May 16 from San Diego to Denver, returning Tue, May 19, priced at CA $221 found 5 days ago
American Airlines
Mon, May 4 - Thu, May 7
SAN
San Diego
DEN
Denver
CA $221 Roundtrip, found 3 days ago
CA $221
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, May 4 from San Diego to Denver, returning Thu, May 7, priced at CA $221 found 3 days ago
Alaska Airlines
Thu, Apr 30 - Sun, May 3
SAN
San Diego
DEN
Denver
CA $233 Roundtrip, found 11 hours ago
CA $233
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Thu, Apr 30 from San Diego to Denver, returning Sun, May 3, priced at CA $233 found 11 hours ago
Alaska Airlines
Mon, May 4 - Thu, May 7
SAN
San Diego
DEN
Denver
CA $234 Roundtrip, found 3 days ago
CA $234
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, May 4 from San Diego to Denver, returning Thu, May 7, priced at CA $234 found 3 days ago
Alaska Airlines
Mon, May 4 - Mon, May 11
SAN
San Diego
DEN
Denver
CA $248 Roundtrip, found 4 days ago
CA $248
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, May 4 from San Diego to Denver, returning Mon, May 11, priced at CA $248 found 4 days ago
American Airlines
Thu, Apr 30 - Sun, May 3
SAN
San Diego
DEN
Denver
CA $249 Roundtrip, found 11 hours ago
CA $249
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Thu, Apr 30 from San Diego to Denver, returning Sun, May 3, priced at CA $249 found 11 hours ago
JetBlue Airways
Mon, May 4 - Thu, May 7
SAN
San Diego
DEN
Denver
CA $649 Roundtrip, found 3 days ago
CA $649
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Mon, May 4 from San Diego to Denver, returning Thu, May 7, priced at CA $649 found 3 days ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city centre is 32 minutes. Flights from CA $277
DEN
Denver Intl.
Cheapest
Average driving time to city centre32 min
Flights from CA $277

Frequently asked questions

How much is a flight from SAN to Denver Intl. Airport (DEN)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey between San Diego Airport and DEN was CA $191. Cheap fares don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SAN to DIA airport?
We get that things come up unexpectedly, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from San Diego Intl. Airport (SAN) to DIA airport that have flexible change policies?
Many airlines offer the option to move your flight at no extra charge. All you pay is the fare difference. When looking for San Diego Intl. Airport (SAN) to Denver Intl. Airport (DEN) flights, you'll find a "No change fees" box for you to pick.
How many hours is the flight from San Diego Airport to DEN?
It only takes roughly 2 hours and 25 minutes to travel from SAN to Denver Airport — just enough time for a short snooze. You'll be starting your descent into Denver by the time you open your eyes.
How far is the flight from San Diego Intl. Airport (SAN) to Denver Intl. Airport (DEN)?
The distance from San Diego Airport (SAN) to Denver Intl. Airport (DEN) (DEN) is only 1,350 kilometres. You'll be walking down the air bridge and collecting your baggage from the carousel in the blink of an eye.
Which airlines fly direct from San Diego Airport to DIA airport?
There are a few airlines that fly from San Diego Airport to DEN. Southwest Airlines (WN) is a popular choice, offering 186 services on this route each month. Another airline servicing this route is United Airlines (UA). You'll have 169 flights a month to choose from.
Are San Diego Airport to DIA airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from SAN to Denver Intl. Airport (DEN) last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Travel information

Origin airport
San Diego Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, Sun Country Airlines
Roundtrip price
CA $190
Distance
1363 km
Average flight time
3 hours 27 mins

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