$92+ Cheap flights from Colorado Springs to San Diego (COS - SAN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
COS — SAN
Jul 29 — Aug 51
Round-trip
1 adult, Economy
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Find cheap flights from Colorado Springs to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Colorado Springs to San Diego are usually found in September or May, booked 84 days in advance, depart on a Wednesday or Tuesday and return on a Friday
Cheap flight deals from Colorado Springs to San Diego
Cheapest
Best
Last-minute
One-way
Cheapest flights from Colorado Springs to San DiegoExplore the most affordable flight options available from Colorado Springs to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 29, 2026.
Explore the most affordable flight options available from Colorado Springs to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 29, 2026.
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:10 pm
COS
- SAN
1 stop4h 15m
Southwest
Sat 8/86:35 am
SAN
- COS
1 stop4h 35m
Southwest
Deal found 6/25![Southwest logo]()
$183
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:14 pm
COS
- SAN
1 stop6h 38m
Delta
Sat 9/265:01 pm
SAN
- COS
1 stop4h 23m
Delta
Deal found 6/25![Delta logo]()
$187
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:16 pm
COS
- SAN
1 stop6h 34m
Delta
Wed 8/195:01 pm
SAN
- COS
1 stop4h 27m
Delta
Deal found 6/29![Delta logo]()
$193
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:15 pm
COS
- SAN
2 stops6h 25m
Southwest
Sat 8/299:10 am
SAN
- COS
2 stops5h 20m
Southwest
Deal found 6/28![Southwest logo]()
$194
This United Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:30 am
COS
- SAN
1 stop4h 35m
United Airlines
Mon 8/316:30 am
SAN
- COS
1 stop5h 47m
United Airlines
Deal found 6/27![United Airlines logo]()
$199
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:30 am
COS
- SAN
1 stop4h 35m
United Airlines
Mon 8/245:00 pm
SAN
- COS
2 stops5h 55m
United Airlines
Deal found 6/28![United Airlines logo]()
$204
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:40 pm
COS
- SAN
1 stop4h 15m
Southwest
Mon 8/241:10 pm
SAN
- COS
Nonstop2h 20m
Southwest
Deal found 6/28![Southwest logo]()
$205
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:15 am
COS
- SAN
Nonstop2h 25m
Southwest
Sat 10/248:50 am
SAN
- COS
1 stop7h 25m
Southwest
Deal found 6/28![Southwest logo]()
$211
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:14 pm
COS
- SAN
1 stop6h 38m
Delta
Sat 9/265:01 pm
SAN
- COS
1 stop4h 23m
Delta
Deal found 6/26![Delta logo]()
$212
Best flights from Colorado Springs to San DiegoDiscover carefully curated flight deals from Colorado Springs to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 29, 2026.
Discover carefully curated flight deals from Colorado Springs to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 29, 2026.
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:14 pm
COS
- SAN
1 stop6h 38m
Delta
Sat 9/265:01 pm
SAN
- COS
1 stop4h 23m
Delta
Deal found 6/25![Delta logo]()
$187
This Southwest deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/17:55 pm
COS
- SAN
1 stop4h 00m
Southwest
Sat 8/86:20 am
SAN
- COS
2 stops8h 10m
Southwest
Deal found 6/24![Southwest logo]()
$188
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:03 pm
COS
- SAN
1 stop5h 24m
United Airlines
Sun 10/256:30 pm
SAN
- COS
1 stop4h 29m
United Airlines
Deal found 6/24![United Airlines logo]()
$253
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:15 am
COS
- SAN
1 stop5h 40m
Southwest
Sat 11/79:15 am
SAN
- COS
2 stops7h 00m
Southwest
Deal found 6/26![Southwest logo]()
$188
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:16 pm
COS
- SAN
1 stop6h 34m
Delta
Sat 8/85:01 pm
SAN
- COS
1 stop4h 27m
Delta
Deal found 6/27![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:15 pm
COS
- SAN
Nonstop2h 20m
Southwest
Mon 8/311:10 pm
SAN
- COS
Nonstop2h 20m
Southwest
Deal found 6/27![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:30 pm
COS
- SAN
1 stop4h 50m
United Airlines
Sun 7/266:55 pm
SAN
- COS
1 stop4h 04m
United Airlines
Deal found 6/26![United Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:10 am
COS
- SAN
1 stop4h 58m
Delta
Tue 9/85:01 pm
SAN
- COS
1 stop4h 23m
Delta
Deal found 6/25![Delta logo]()
$285
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:40 pm
COS
- SAN
1 stop3h 50m
Southwest
Fri 9/111:10 pm
SAN
- COS
Nonstop2h 20m
Southwest
Deal found 6/28![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:27 am
COS
- SAN
2 stops10h 28m
United Airlines
Wed 8/264:07 pm
SAN
- COS
1 stop6h 48m
United Airlines
Deal found 6/24![United Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:05 pm
COS
- SAN
2 stops7h 50m
Southwest
Fri 10/99:05 pm
SAN
- COS
2 stops12h 45m
Southwest
Deal found 6/26![Southwest logo]()
$286
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/74:20 pm
COS
- SAN
2 stops5h 50m
Southwest
Mon 8/107:50 am
SAN
- COS
1 stop5h 25m
Southwest
Deal found 6/28![Southwest logo]()
$287
Last-minute flights from Colorado Springs to San DiegoDiscover last-minute flight deals from Colorado Springs to San Diego. Data last updated June 29, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado Springs to San Diego. Data last updated June 29, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/198:55 pm
COS
- SAN
2 stops12h 25m
Southwest
Wed 7/225:45 pm
SAN
- COS
1 stop5h 05m
Southwest
Deal found 6/25![Southwest logo]()
$303
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:55 pm
COS
- SAN
1 stop3h 50m
Southwest
Fri 7/248:05 pm
SAN
- COS
1 stop4h 15m
Southwest
Deal found 6/26![Southwest logo]()
$250
This Southwest deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:55 pm
COS
- SAN
1 stop3h 50m
Southwest
Sat 7/259:25 pm
SAN
- COS
1 stop10h 20m
Southwest
Deal found 6/29![Southwest logo]()
$256
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:55 pm
COS
- SAN
1 stop4h 00m
Southwest
Wed 8/121:15 pm
SAN
- COS
1 stop4h 50m
Southwest
Deal found 6/26![Southwest logo]()
$183
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:30 pm
COS
- SAN
1 stop4h 50m
United Airlines
Sun 7/266:55 pm
SAN
- COS
1 stop4h 04m
United Airlines
Deal found 6/26![United Airlines logo]()
$290
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:55 pm
COS
- SAN
1 stop3h 50m
Southwest
Thu 8/67:30 am
SAN
- COS
1 stop4h 15m
Southwest
Deal found 6/26![Southwest logo]()
$268
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:32 pm
COS
- SAN
1 stop4h 53m
United Airlines
Tue 8/46:35 am
SAN
- COS
1 stop4h 48m
United Airlines
Deal found 6/28![United Airlines logo]()
$258
One-way flights from Colorado Springs to San DiegoSearch for one-way flight options from Colorado Springs to San Diego. Find affordable one-way fares based on user searches. Data last updated June 29, 2026.
Search for one-way flight options from Colorado Springs to San Diego. Find affordable one-way fares based on user searches. Data last updated June 29, 2026.
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:10 pm
COS
- SAN
1 stop4h 15m
Southwest
Deal found 6/28![Southwest logo]()
$92
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:55 pm
COS
- SAN
1 stop6h 52m
Delta
Deal found 6/29![Delta logo]()
$94
This Southwest deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:25 am
COS
- SAN
2 stops7h 20m
Southwest
Deal found 6/24![Southwest logo]()
$97
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:14 pm
COS
- SAN
1 stop6h 38m
Delta
Deal found 6/26![Delta logo]()
$99
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:16 pm
COS
- SAN
1 stop6h 34m
Delta
Deal found 6/28![Delta logo]()
$100
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am
COS
- SAN
2 stops6h 35m
United Airlines
Deal found 6/25![United Airlines logo]()
$104
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
COS
- SAN
2 stops6h 35m
United Airlines
Deal found 6/26![United Airlines logo]()
$105
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:14 pm
COS
- SAN
1 stop6h 38m
Delta
Deal found 6/29![Delta logo]()
$109
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:14 pm
COS
- SAN
1 stop6h 38m
Delta
Deal found 6/26![Delta logo]()
$110
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:15 pm
COS
- SAN
Nonstop2h 20m
Southwest
Deal found 6/26![Southwest logo]()
$114
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:14 pm
COS
- SAN
1 stop6h 38m
Delta
Deal found 6/26![Delta logo]()
$119
Find flight deals from Colorado Springs to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $183 (Southwest) |
One-way from | $92 (Southwest) |
Popular in | December |
Cheapest in | September |
Average price | $364 |
Good round-trip deal | $312 or less |
Good one-way deal | $231 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado Springs to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 29, 2026.
Use the filters below to find and compare flights from Colorado Springs to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Wed 9/23
6:14 pm-11:52 pm
1 stop6h 38m
San Diego
Sat 9/26
5:01 pm-10:24 pm
1 stop4h 23m
$187
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Sat 8/1
7:55 pm-10:55 pm
1 stop4h 00m
San Diego
Sat 8/8
6:20 am-3:30 pm
2 stops8h 10m
$188
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Sat 10/31
6:15 am-10:55 am
1 stop5h 40m
San Diego
Sat 11/7
9:15 am-5:15 pm
2 stops7h 00m
$188
Quickest round-trip
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Thu 8/27
2:15 pm-3:35 pm
Nonstop2h 20m
San Diego
Mon 8/31
1:10 pm-4:30 pm
Nonstop2h 20m
$227
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Wed 8/5
6:16 pm-11:50 pm
1 stop6h 34m
San Diego
Sat 8/8
5:01 pm-10:28 pm
1 stop4h 27m
$237
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Thu 10/22
6:03 pm-10:27 pm
1 stop5h 24m
San Diego
Sun 10/25
6:30 pm-11:59 pm
1 stop4h 29m
$253
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Sun 9/6
6:40 pm-9:30 pm
1 stop3h 50m
San Diego
Fri 9/11
1:10 pm-4:30 pm
Nonstop2h 20m
$267
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Thu 9/3
8:10 am-12:08 pm
1 stop4h 58m
San Diego
Tue 9/8
5:01 pm-10:24 pm
1 stop4h 23m
$285
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Wed 10/7
12:05 pm-6:55 pm
2 stops7h 50m
San Diego
Fri 10/9
9:05 pm-10:50 am
2 stops12h 45m
$286
Colorado SpringsSan Diego
COS - SAN
COSSAN
Colorado Springs
Fri 8/7
4:20 pm-9:10 pm
2 stops5h 50m
San Diego
Mon 8/10
7:50 am-2:15 pm
1 stop5h 25m
$287
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Colorado Springs to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to San Diego in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Colorado Springs-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colorado Springs-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colorado Springs-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Colorado Springs-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Colorado Springs to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Colorado Springs with our price prediction graph.
COS-SAN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Colorado Springs to San Diego
Prices
More
How far ahead should I book a flight from Colorado Springs to San Diego?
To ensure you get the cheapest price possible for a flight from Colorado Springs to San Diego, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Colorado Springs to San Diego?
Currently, September is the cheapest month in which you can book a flight from Colorado Springs to San Diego (average of $267). Flying from Colorado Springs to San Diego in December is currently the most expensive (average of $383). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from COS to SAN?
Find hourly flight availability from Colorado Springs to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 29, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado Springs to San Diego as you normally would.
What’s the top layover airport for flights from Colorado Springs to San Diego?
Share of 1-stop round-trip flights from Colorado Springs to San Diego chosen by Cheapflights users in the past 12 months, using the same layover each way.
Phoenix (PHX) – chosen by Cheapflights users on 50% of 1-stop itineraries from Colorado Springs to San Diego on Cheapflights.
What’s the cheapest layover airport for flights from Colorado Springs to San Diego?
Average round-trip fare for 1-stop flights from Colorado Springs to San Diego, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Phoenix (PHX) is the most affordable 1-stop option, with an average round-trip price of $384.
What’s the fastest layover option from Colorado Springs to San Diego?
Shortest average travel time for 1-stop one-way flights from Colorado Springs to San Diego, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 3h 45m.
Which airport typically offers the quickest layover for flights from Colorado Springs to San Diego?
Average layover duration for 1-stop one-way flights from Colorado Springs to San Diego, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 0h 45m.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated June 29, 2026.
Get a feel of what it's like to fly with Southwest and United Airlines from Colorado Springs to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Colorado Springs to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
Julian
Lemon Grove
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Top 2 airlines flying from Colorado Springs to San Diego
Discover the top 2 airlines that operate flights from Colorado Springs to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$361 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$244 | Average$350 | FlexibilityNo cancel fee | On-time69% |