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United Flights from Colorado Springs (COS) to San Diego (SAN) from $103

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Amazing United COS to SAN Flight Deals

The cheapest flights to San Diego Intl. found within the past 7 days were $158 round trip and $103 one way. Prices and availability subject to change. Additional terms may apply.

Tue, May 18 -
COS
Colorado Springs
to
SAN
San Diego
$103

One way

found 3 days ago

Open COS to SAN flights search result page
Sat, May 8 -
COS
Colorado Springs
to
SAN
San Diego
$108

One way

found 3 days ago

Open COS to SAN flights search result page
Tue, May 18 -
COS
Colorado Springs
to
SAN
San Diego
$127

One way

found 3 days ago

Open COS to SAN flights search result page
Wed, Apr 28 -
COS
Colorado Springs
to
SAN
San Diego
$130

One way

found 4 hours ago

Open COS to SAN flights search result page
Thu, May 13 -
COS
Colorado Springs
to
SAN
San Diego
$139

One way

found 9 hours ago

Open COS to SAN flights search result page
Thu, Apr 29 -
COS
Colorado Springs
to
SAN
San Diego
$141

One way

found 6 days ago

Open COS to SAN flights search result page
Mon, Apr 26 -
COS
Colorado Springs
to
SAN
San Diego
$147

One way

found 2 days ago

Open COS to SAN flights search result page
Sat, May 8 - Thu, May 13
COS
Colorado Springs
to
SAN
San Diego
$158

Roundtrip

found 3 days ago

Open COS to SAN flights search result page
Sat, May 8 - Thu, May 13
COS
Colorado Springs
to
SAN
San Diego
$164

Roundtrip

found 3 days ago

Open COS to SAN flights search result page
Tue, Jun 15 -
COS
Colorado Springs
to
SAN
San Diego
$167

One way

found 1 day ago

Open COS to SAN flights search result page
Wed, Jun 2 -
COS
Colorado Springs
to
SAN
San Diego
$169

One way

found 2 days ago

Open COS to SAN flights search result page
Sat, May 8 - Thu, May 13
COS
Colorado Springs
to
SAN
San Diego
$183

Roundtrip

found 3 days ago

Open COS to SAN flights search result page
Wed, Apr 28 -
COS
Colorado Springs
to
SAN
San Diego
$130

One way

found 4 hours ago

Open COS to SAN flights search result page
Thu, Apr 29 -
COS
Colorado Springs
to
SAN
San Diego
$141

One way

found 6 days ago

Open COS to SAN flights search result page
Mon, Apr 26 -
COS
Colorado Springs
to
SAN
San Diego
$147

One way

found 2 days ago

Open COS to SAN flights search result page
Tue, May 18 -
COS
Colorado Springs
to
SAN
San Diego
$103

One way

found 3 days ago

Open COS to SAN flights search result page
Sat, May 8 -
COS
Colorado Springs
to
SAN
San Diego
$108

One way

found 3 days ago

Open COS to SAN flights search result page
Tue, May 18 -
COS
Colorado Springs
to
SAN
San Diego
$127

One way

found 3 days ago

Open COS to SAN flights search result page
Thu, May 13 -
COS
Colorado Springs
to
SAN
San Diego
$139

One way

found 9 hours ago

Open COS to SAN flights search result page
Sat, May 8 - Thu, May 13
COS
Colorado Springs
to
SAN
San Diego
$158

Roundtrip

found 3 days ago

Open COS to SAN flights search result page
Sat, May 8 - Thu, May 13
COS
Colorado Springs
to
SAN
San Diego
$164

Roundtrip

found 3 days ago

Open COS to SAN flights search result page
Sat, May 8 - Thu, May 13
COS
Colorado Springs
to
SAN
San Diego
$183

Roundtrip

found 3 days ago

Open COS to SAN flights search result page
Tue, Jun 15 -
COS
Colorado Springs
to
SAN
San Diego
$167

One way

found 1 day ago

Open COS to SAN flights search result page
Wed, Jun 2 -
COS
Colorado Springs
to
SAN
San Diego
$169

One way

found 2 days ago

Open COS to SAN flights search result page

SAN From COS Economy Coach Packages on Similar Airlines

Save $189
DEN
Denver Intl.
to
SAN
San Diego Intl.
Frontier AirlinesEconomy
Viejas Casino & Willows Hotel
4.0 out of 5.0

Wed, May 5 - Mon, May 10

Old price

$469

The price now is $279 per person
Flight + Hotel
Viejas Casino & Willows Hotel
Save $1,023
DEN
Denver Intl.
to
SAN
San Diego Intl.
UnitedEconomy
Four Seasons Residence Club Aviara, North San Diego
5.0 out of 5.0

Sun, Jun 13 - Sat, Jun 19

Old price

$3,232

The price now is $2,209 per person
Flight + Hotel
Four Seasons Residence Club Aviara, North San Diego
Save $298
DEN
Denver Intl.
to
SAN
San Diego Intl.
Frontier AirlinesEconomy
Tower23 Hotel
4.0 out of 5.0

Sun, Jun 6 - Fri, Jun 11

Old price

$1,030

The price now is $732 per person
Flight + Hotel
Tower23 Hotel

FAQs about United Airlines Flights from COS to SAN

What terminal is United Airlines at Colorado Springs, CO (COS)?

Before you set off from Colorado Springs, CO (COS) to San Diego, CA (SAN-San Diego Intl.) with United Airlines, it's probably a good idea to get in touch with the airline for your terminal information. While your boarding pass should have some of the details, there's no guarantee.

Are there United Airlines non-stop flights from COS to SAN?

Unfortunately, there are no direct flights from Colorado Springs, CO (COS) to San Diego, CA (SAN-San Diego Intl.) with United Airlines. Get ready to make at least one stopover if you need to travel on this particular airline and route.

How long is an United Airlines flight from COS to SAN?

If weather conditions are good and things go according to plan, your United Airlines flight from COS to SAN will take around 3 hours and 36 minutes. Take advantage of that short journey to go over the details of your itinerary before you come in to land.

How many direct and indirect flights does United Airlines fly from COS to SAN?

If you're thinking about a jaunt from COS to SAN, you can select from at least 4 United Airlines flights each day.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to San Diego, CA (SAN-San Diego Intl.), please visit our Customer Service Portal.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

Travelers ❤️ these 🏨 after their flight to San Diego

Price for 1 night 2 adults*

Wyndham San Diego Bayside
Wyndham San Diego Bayside
4.0 out of 5.0 1355 N Harbor Drive, San Diego, CA
$118

Per night/room

Apr 19 - Apr 20

4.0/5 (69 reviews)

Good view from outside elevator. Bayside location with ship museum across street. Harbor cruise available from ship museum. Claim Jumper restaurant & Ruth Cris restaurants on property. Overall nice hotel.

Reviewed on Apr 4, 2021
This smoke-free hotel includes 2 restaurants, an outdoor pool, and a fitness center. Traveling on business? Take advantage of the business center, express check-out, ...
Sheraton San Diego Hotel and Marina
Sheraton San Diego Hotel and Marina
4.0 out of 5.0 1380 Harbor Island Dr, San Diego, CA
$122

Per night/room

Apr 18 - Apr 19

4.1/5 (41 reviews)

Parking was expensive $41 a night but the hotel was beautiful clean and staff was so friendly they also had a Starbucks inside

Reviewed on Mar 1, 2021
A marina, 6 restaurants, and 3 outdoor pools are all featured at this smoke-free hotel. Traveling on business? Take advantage of the 52 conference rooms, 24-hour ...
Manchester Grand Hyatt San Diego
Manchester Grand Hyatt San Diego
4.0 out of 5.0 1 Market Pl, San Diego, CA
$161

Per night/room

Apr 13 - Apr 14

4.5/5 (43 reviews)

Very friendly staff. Everything was clean and the location was amazing.

Reviewed on Mar 10, 2021
This eco-friendly hotel features 6 restaurants, 2 outdoor pools, and 2 outdoor tennis courts. Traveling on business? Take advantage of the business center, free ...

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*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.