$23 Cheap flight deals from Denver (DEN) to San Ysidro (SAN)

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This Weekend's Flight Deals from Denver to San Ysidro

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Feb 15 - Wed, Feb 18
DEN
Denver Intl.
SAN
San Diego Intl.
$109 Roundtrip, found 1 day ago
$109
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Feb 15 from Denver Intl. to San Diego Intl., returning Wed, Feb 18, priced at $109 found 1 day ago
Sat, Feb 14 - Tue, Mar 3
COS
Colorado Springs
SAN
San Diego Intl.
$254 Roundtrip, found 3 days ago
$254
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Feb 14 from Colorado Springs to San Diego Intl., returning Tue, Mar 3, priced at $254 found 3 days ago
Sat, Feb 14 - Tue, Feb 17
DEN
Denver Intl.
CLD
McClellan-Palomar
$284 Roundtrip, found 2 days ago
$284
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Feb 14 from Denver Intl. to McClellan-Palomar, returning Tue, Feb 17, priced at $284 found 2 days ago

Airfares from $23 One Way, $46 Round Trip from Denver to San Ysidro

Prices starting at $46 for return flights and $23 for one-way flights to San Ysidro were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Mar 11 - Sat, Mar 14
DEN
Denver
SAN
San Diego
$46 Roundtrip, found 1 hour ago
$46
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Mar 11 from Denver to San Diego, returning Sat, Mar 14, priced at $46 found 1 hour ago
Wed, Apr 22 - Sun, Apr 26
DEN
Denver
SAN
San Diego
$51 Roundtrip, found 1 hour ago
$51
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Apr 22 from Denver to San Diego, returning Sun, Apr 26, priced at $51 found 1 hour ago
Thu, Mar 26 - Mon, Mar 30
DEN
Denver
SAN
San Diego
$52 Roundtrip, found 3 hours ago
$52
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Thu, Mar 26 from Denver to San Diego, returning Mon, Mar 30, priced at $52 found 3 hours ago
Tue, Apr 28 - Wed, May 6
DEN
Denver
SAN
San Diego
$117 Roundtrip, found 10 hours ago
$117
Roundtrip
found 10 hours ago
Select United flight, departing Tue, Apr 28 from Denver to San Diego, returning Wed, May 6, priced at $117 found 10 hours ago
Mon, Apr 13 - Fri, Apr 17
DEN
Denver
SAN
San Diego
$117 Roundtrip, found 1 hour ago
$117
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Mon, Apr 13 from Denver to San Diego, returning Fri, Apr 17, priced at $117 found 1 hour ago

San Ysidro economy flight packages

Price found within the past 48 hours. Click for updated prices.
Hyland Inn Near Legoland
3.0-star property

Hyland Inn Near Legoland

7.6/10 Good! (1,002 reviews)

Mar 28 - Apr 5

8 night stay

Denver (DEN) to San Diego (SAN)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $678, price is now $411 per person
$411
per person
found 1 hour ago
Very conveniently located with easy in and out access to restaurants and other surrounding areas. Staff was courteous and rooms were clean and quiet.

Reviewed on May 21, 2025

The Sofia Hotel
3.5-star property

The Sofia Hotel

8.4/10 Very Good! (1,627 reviews)

Mar 19 - Mar 22

3 night stay

Denver (DEN) to San Diego (SAN)

Alaska Airlines • Coach

San Diego (SAN) to Denver (DEN)

Frontier Airlines • Coach
Save 100% on your flight
Price was $889, price is now $509 per person
$509
per person
found 1 day ago
Beautiful historical hotel, amazing location a few minutes from the port, incredibly fast checkin, room had character and stay was perfect

Reviewed on Jan 5, 2026

Margaritaville Hotel San Diego Gaslamp Quarter
4.0-star property

Margaritaville Hotel San Diego Gaslamp Quarter

9/10 Wonderful! (1,128 reviews)

Mar 15 - Mar 19

4 night stay

Denver (DEN) to San Diego (SAN)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $1,053, price is now $666 per person
$666
per person
found 1 day ago
We were able to check in early and check out late, but of course had to pay a fee

Reviewed on Oct 3, 2025

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San Ysidro packages with premium economy flights

Price found within the past 48 hours. Click for updated prices.
The Dana on Mission Bay
3.5-star property

The Dana on Mission Bay

8.8/10 Excellent! (3,862 reviews)

Mar 23 - Mar 26

3 night stay

Denver (DEN) to San Diego (SAN)

Delta • Non-stop roundtrip • PremiumEconomy
Price was $726, price is now $604 per person
$604
per person
found 5 hours ago
All of the staff were wonderful! Very helpful, friendly. Plenty of parking available. The restaurant was very good (we had lunch and dinner). They also have a bunch of games in the pool area which was great- giant jenga, ping pong, etc.

Reviewed on Jan 8, 2026

Paradise Point Resort & Spa
4.0-star property

Paradise Point Resort & Spa

8.6/10 Excellent! (2,326 reviews)

Mar 23 - Mar 26

3 night stay

Denver (DEN) to San Diego (SAN)

Delta • Non-stop roundtrip • PremiumEconomy
Price was $804, price is now $635 per person
$635
per person
found 5 hours ago
One of my favorite places to stay. Clean room , good restaurants and the Spa was great. I love the morning walks with beautiful trees, flowers and the beach . A Big thank you to the girl at the front desk, Lauren, for my beautiful view from my room .

Reviewed on Nov 27, 2025

Courtyard by Marriott San Diego Downtown
4.0-star property

Courtyard by Marriott San Diego Downtown

8.8/10 Excellent! (1,002 reviews)

Mar 23 - Mar 26

3 night stay

Denver (DEN) to San Diego (SAN)

Delta • Non-stop roundtrip • PremiumEconomy
Price was $885, price is now $884 per person
$884
per person
found 5 hours ago
The hotel was nice, clean and safe.

Reviewed on Jun 2, 2024

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More About Flying To San Ysidro from Denver

Route Information for Flights from Denver to San Ysidro

Origin Airport IATA Code
DEN
Destination Airport IATA Code
SAN
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Denver to San Ysidro

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.