Alaska Airlines San Diego to Denver Flights

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Cheapflightsplus.com will find cheap Alaska Airlines flights from San Diego to Denver. Compare airline ticket prices and book air tickets starting from $125 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Alaska Airlines, arrivals and departure details below.

Find Cheap Airfare San Diego (CA) — Denver (CO) by Alaska Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $125, two-way – $214.

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Cheap Flights from San Diego to Denver by Alaska Airlines

Look at the list of plane tickets for the most connecting flights by Alaska Airlines, their prices start from $125. There’re no direct flights. The fastest connecting flight – 5h 47m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $125 Find flight	7:00 am San Diego San Diego	3:49 pm Denver Denver International	7h 49m layover 1h 50m - Seattle	Alaska Airlines	AS1154 AS602
from $132 Find flight	6:20 am San Diego San Diego	1:07 pm Denver Denver International	5h 47m layover 0h 30m - Portland	Alaska Airlines	AS1177 AS336
from $162 Find flight	6:20 am San Diego San Diego	10:36 pm Denver Denver International	15h 16m layover 9h 29m - Seattle	Alaska Airlines	AS1245 AS321
from $162 Find flight	9:35 am San Diego San Diego	10:36 pm Denver Denver International	12h 1m layover 6h 15m - Seattle	Alaska Airlines	AS1259 AS321
from $166 Find flight	11:48 am San Diego San Diego	10:36 pm Denver Denver International	9h 48m layover 4h 6m - Seattle	Alaska Airlines	AS1137 AS321
from $187 Find flight	2:07 pm San Diego San Diego	1:07 pm+1 день Denver Denver International	22h 0m layover 16h 45m - Portland	Alaska Airlines	AS1297 AS336
from $154 Find flight	8:20 am San Diego San Diego	10:36 pm Denver Denver International	13h 16m layover 3h 15m - San Jose 3h 33m - Seattle	Alaska Airlines	AS3359 AS1227 AS321
from $165 Find flight	8:15 am San Diego San Diego	10:36 pm Denver Denver International	13h 21m layover 3h 6m - Boise 3h 34m - Seattle	Alaska Airlines	AS3374 AS1019 AS321
from $171 Find flight	8:00 am San Diego San Diego	10:36 pm Denver Denver International	13h 36m layover 1h 5m - Portland 6h 8m - Seattle	Alaska Airlines	AS974 AS970 AS321
from $171 Find flight	8:00 am San Diego San Diego	10:36 pm Denver Denver International	13h 36m layover 3h 7m - Portland 4h 6m - Seattle	Alaska Airlines	AS974 AS1008 AS321
from $171 Find flight	8:20 am San Diego San Diego	10:36 pm Denver Denver International	13h 16m layover 2h 15m - Las Vegas 4h 12m - Seattle	Alaska Airlines	AS3342 AS741 AS321
from $172 Find flight	10:32 am San Diego San Diego	10:36 pm Denver Denver International	11h 4m layover 3h 14m - Portland 1h 30m - Seattle	Alaska Airlines	AS1073 AS2102 AS321
from $172 Find flight	10:32 am San Diego San Diego	10:36 pm Denver Denver International	11h 4m layover 1h 44m - Portland 2h 59m - Seattle	Alaska Airlines	AS1073 AS3358 AS321
from $172 Find flight	10:55 am San Diego San Diego	10:36 pm Denver Denver International	10h 41m layover 2h 6m - San Francisco 2h 0m - Seattle	Alaska Airlines	AS2259 AS1059 AS321
from $182 Find flight	8:02 am San Diego San Diego	10:36 pm Denver Denver International	13h 34m layover 4h 46m - Sacramento 2h 21m - Seattle	Alaska Airlines	AS3368 AS1095 AS321
from $182 Find flight	8:00 am San Diego San Diego	10:36 pm Denver Denver International	13h 36m layover 4h 15m - Portland 3h 0m - Seattle	Alaska Airlines	AS974 AS2355 AS321

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 01/09/2025

Alaska Airlines Flight Schedule San Diego to Denver

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
11:48 am — 10:36 pm	11:48 am — 2:53 pm AS1137 Alaska Airlines San Diego — Seattle 4h 6m stop 7:38 pm — 11:15 pm AS321 Alaska Airlines Seattle — Denver	9h 48m including layover	Find flight from$166
2:07 pm — 1:07 pm +1 day	2:07 pm — 4:50 pm AS1297 Alaska Airlines San Diego — Portland 16h 45m stop 9:35 am — 1:07 pm AS336 Alaska Airlines Portland — Denver	22h including layover	Find flight from$187
3:31 pm — 11:15 pm	3:31 pm — 6:38 pm AS1497 Alaska Airlines San Diego — Seattle 1h stop 7:38 pm — 11:15 pm AS321 Alaska Airlines Seattle — Denver	6h 44m including layover	Find flight from$259
5:59 pm — 1:07 pm +1 day	5:59 pm — 8:45 pm AS2185 Alaska Airlines San Diego — Portland 12h 50m stop 9:35 am — 1:07 pm AS336 Alaska Airlines Portland — Denver	18h 8m including layover	Find flight from$203
6:20 am — 3:49 pm	6:20 am — 9:30 am AS1245 Alaska Airlines San Diego — Seattle 2h 30m stop 12:00 pm — 3:49 pm AS602 Alaska Airlines Seattle — Denver	8h 29m including layover	Find flight from$125
6:20 am — 1:07 pm	6:20 am — 9:03 am AS1177 Alaska Airlines San Diego — Portland 30m stop 9:40 am — 1:10 pm AS336 Alaska Airlines Portland — Denver	5h 47m including layover	Find flight from$132
7:00 am — 3:49 pm	7:00 am — 10:10 am AS1154 Alaska Airlines San Diego — Seattle 1h 50m stop 12:00 pm — 3:49 pm AS602 Alaska Airlines Seattle — Denver	7h 49m including layover	Find flight from$125
7:00 am — 10:36 pm	7:00 am — 10:10 am AS1154 Alaska Airlines San Diego — Seattle 8h 49m stop 6:59 pm — 10:36 pm AS321 Alaska Airlines Seattle — Denver	14h 36m including layover	Find flight from$162
9:35 am — 10:36 pm	9:35 am — 12:44 pm AS1259 Alaska Airlines San Diego — Seattle 6h 15m stop 7:38 pm — 11:15 pm AS321 Alaska Airlines Seattle — Denver	12h 1m including layover	Find flight from$162
9:35 am — 11:29 pm	9:35 am — 12:44 pm AS1259 Alaska Airlines San Diego — Seattle 7h 1m stop 7:45 pm — 11:29 pm AS642 Alaska Airlines Seattle — Denver	12h 54m including layover	Find flight from$219
10:32 am — 10:36 pm	10:32 am — 1:16 pm AS1073 Alaska Airlines San Diego — Portland 3h 14m stop 4:30 pm — 5:29 pm AS2102 Alaska Airlines Portland — Seattle 1h 30m stop 7:38 pm — 11:15 pm AS321 Alaska Airlines Seattle — Denver	11h 4m including layover	Find flight from$172
10:32 am — 10:36 pm	10:32 am — 1:16 pm AS1073 Alaska Airlines San Diego — Portland 1h 44m stop 3:00 pm — 4:00 pm AS3358 Alaska Airlines Portland — Seattle 2h 59m stop 7:38 pm — 11:15 pm AS321 Alaska Airlines Seattle — Denver	11h 4m including layover	Find flight from$172
1:39 pm — 11:49 pm	1:39 pm — 3:26 pm AS3352 Alaska Airlines San Diego — San Francisco 1h 13m stop 4:39 pm — 6:53 pm AS1078 Alaska Airlines San Francisco — Seattle 1h 17m stop 8:10 pm — 11:49 pm AS321 Alaska Airlines Seattle — Denver	9h 10m including layover	Find flight from$193
8:20 am — 10:36 pm	8:20 am — 9:55 am AS3359 Alaska Airlines San Diego — San Jose 3h 15m stop 1:10 pm — 3:26 pm AS1227 Alaska Airlines San Jose — Seattle 3h 33m stop 6:59 pm — 10:36 pm AS321 Alaska Airlines Seattle — Denver	13h 16m including layover	Find flight from$154
8:20 am — 10:36 pm	8:20 am — 9:55 am AS3359 Alaska Airlines San Diego — San Jose 5h 5m stop 3:00 pm — 5:10 pm AS2053 Alaska Airlines San Jose — Seattle 1h 49m stop 6:59 pm — 10:36 pm AS321 Alaska Airlines Seattle — Denver	13h 16m including layover	Find flight from$164

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times are local. Last updated on 01/09/2025

Flight Information

There are 47 flights by Alaska Airlines from San Diego to Denver every week with departures from San Diego, AFB, Golden Triangle Reg., Lowndes County, San Diego Regional, El Cajon, Montgomery Field, Miramar NAS, North Island NAS, Brown Field Municipal, Gillespie Field. All flights arrive at Denver International and Arapahoe Co.

Departures start from 10:21 am to 9:35 am. Nonstop flight is 5h 47m. The time difference between San Diego and Denver is 1h.

The fastest flight 5h 47m
Average flight time 13h 5m
The earliest flight 10:21 am
The latest flight 9:35 am
Distance 852 ml

The cheapest months for traveling to Denver are february (from 125 $), january (from 132 $), november (from 163 $).

The cheapest flight by Alaska Airlines that our users were able to find is $125. This airfare is economy class on one-way AS1154 flight for February 1, 2025 leaving San Diego in San Diego at 7:00 am, it includes all taxes and additional fees.

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Alaska Airlines Airplanes on the Route

List of the most popular Alaska Airlines airplanes flying from San Diego to Denver:

Other Popular Airlines on the Route

Besides Alaska Airlines there are other 6 airline carriers between San Diego and Denver. Please review schedules and prices from the most popular airlines to find the best airfare deals from San Diego to Denver.

Nonstop flights

There are 8 direct flights every day from San Diego. Airlines and fares are below:

F9 - Frontier Airlines

from $29

Find
UA - United Airlines

from $114

Find

See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

F9 - Frontier Airlines

from $50

Find
UA - United Airlines

from $124

Find
NK - Spirit Airlines

from $192

Find
SY - Sun Country Airlines

from $149

Find
WS - WestJet

from $459

Find
AM - Aeromexico

from $574

Find

See more connecting flights

How to book an air ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
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That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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