$95 Cheap Flights from Steamboat Springs (HDN) to San Diego (SAN)

View $95 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines from Steamboat Springs, CO (HDN-Yampa Valley) to San Diego Intl. Airport (SAN)

Find available prices by choosing your travel dates.

Cheap Flights from Steamboat Springs to San Diego (HDN-SAN)

Prices were available within the past 7 days and start at $95 for one-way flights and $189 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Aug 20 - Fri, Aug 22
HDN
Steamboat Springs
SAN
San Diego
$189 Roundtrip, found 16 hours ago
$189
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Aug 20 from Steamboat Springs to San Diego, returning Fri, Aug 22, priced at $189 found 16 hours ago
United
Wed, Aug 20 - Fri, Aug 22
HDN
Steamboat Springs
SAN
San Diego
$194 Roundtrip, found 16 hours ago
$194
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Aug 20 from Steamboat Springs to San Diego, returning Fri, Aug 22, priced at $194 found 16 hours ago
United
Thu, Aug 14 - Sat, Aug 16
HDN
Steamboat Springs
SAN
San Diego
$199 Roundtrip, found 16 hours ago
$199
Roundtrip
found 16 hours ago
Select United flight, departing Thu, Aug 14 from Steamboat Springs to San Diego, returning Sat, Aug 16, priced at $199 found 16 hours ago
United
Thu, Jun 12 - Sat, Jun 14
HDN
Steamboat Springs
SAN
San Diego
$205 Roundtrip, found 18 hours ago
$205
Roundtrip
found 18 hours ago
Select United flight, departing Thu, Jun 12 from Steamboat Springs to San Diego, returning Sat, Jun 14, priced at $205 found 18 hours ago
Southwest Airlines
Sat, May 31 - Mon, Jun 2
HDN
Steamboat Springs
SAN
San Diego
$209 Roundtrip, found 19 hours ago
$209
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Sat, May 31 from Steamboat Springs to San Diego, returning Mon, Jun 2, priced at $209 found 19 hours ago
United
Sat, Aug 16 - Mon, Aug 18
HDN
Steamboat Springs
SAN
San Diego
$210 Roundtrip, found 16 hours ago
$210
Roundtrip
found 16 hours ago
Select United flight, departing Sat, Aug 16 from Steamboat Springs to San Diego, returning Mon, Aug 18, priced at $210 found 16 hours ago
United
Sat, Jun 21 - Mon, Jun 23
HDN
Steamboat Springs
SAN
San Diego
$214 Roundtrip, found 18 hours ago
$214
Roundtrip
found 18 hours ago
Select United flight, departing Sat, Jun 21 from Steamboat Springs to San Diego, returning Mon, Jun 23, priced at $214 found 18 hours ago
Southwest Airlines
Sat, May 31 - Mon, Jun 2
HDN
Steamboat Springs
SAN
San Diego
$214 Roundtrip, found 19 hours ago
$214
Roundtrip
found 19 hours ago
Select Southwest Airlines flight, departing Sat, May 31 from Steamboat Springs to San Diego, returning Mon, Jun 2, priced at $214 found 19 hours ago
Alaska Airlines
Sun, Jan 18 - Tue, Jan 20
HDN
Steamboat Springs
SAN
San Diego
$522 Roundtrip, found 15 hours ago
$522
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sun, Jan 18 from Steamboat Springs to San Diego, returning Tue, Jan 20, priced at $522 found 15 hours ago
American Airlines
Fri, Dec 19 - Sun, Dec 21
HDN
Steamboat Springs
SAN
San Diego
$528 Roundtrip, found 15 hours ago
$528
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Dec 19 from Steamboat Springs to San Diego, returning Sun, Dec 21, priced at $528 found 15 hours ago
Flights from Steamboat Springs (HDN) to San Diego (SAN)
Origin airport
Yampa Valley
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Southwest Airlines, United
Roundtrip price
$188
Distance
769 mi

Steamboat Springs to San Diego Flights

The cheapest times to fly from Steamboat Springs to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Steamboat Springs to San Diego are during the month of August. You can find some of the cheapest flights from Steamboat Springs to San Diego with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Steamboat Springs to San Diego

Sunday is one of the best days to book for cheap flights from Steamboat Springs to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Steamboat Springs to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Steamboat Springs to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $95 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Steamboat Springs to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Steamboat Springs to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN) cost?
Discover the latest flight deals from HDN to SAN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HDN to SAN?
The cheapest flights from HDN to SAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN)?
When flying out of Yampa Valley Airport (HDN), you can hop on a nonstop flight to San Diego Intl. Airport (SAN) with Alaska Airlines.
What is the cheapest airline that flies from HDN to SAN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from HDN to SAN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN)?
On average, you can pick from 3 direct weekly flights from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN). To expand your choices, consider flights with layovers. Enter your dates on Expedia and then filter your search to show one or more stops.
What are the most popular departure times for flights from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN)?
More passengers fly between HDN and SAN at 2 PM than at any other point in the day. Prefer a quieter experience? Consider flying outside peak hours and there’s a chance you’ll save on your fare as well.
What day of the week has the most flights from HDN to SAN?
If you jet off on a Wednesday, you’ll get the largest range of options for flights from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN).
What is the earliest flight from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN)?
The first flight of the day out of Yampa Valley Airport (HDN) is at around 12:19PM UTC-7. Hop on this flight and you’ll touch down at San Diego Intl. Airport (SAN) at approximately 1:43PM UTC-8. The entire trip takes 2h 24m.
How long does it take to fly from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN)?
The average flight duration from HDN to SAN is 2 hours and 24 minutes, covering a distance of 770 mi.
What is the best time to fly from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN)?
To arrive at San Diego Intl. Airport (SAN) on schedule, opt for a flight that takes off from Yampa Valley Airport (HDN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for San Diego from Yampa Valley Airport (HDN)?
San Diego Intl. Airport (SAN) is the only airport in San Diego with direct flights from Yampa Valley Airport (HDN). Explore your options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN) last-minute?
Last-minute bookings from HDN to SAN are typically more expensive. To lock in the lowest prices, start looking for flights well ahead of time. That being said, if your travel plans are flexible, it’s possible to land a cheap ticket right before you leave.
Is it cheaper to book a HDN to SAN flight and hotel package?
Compared with arranging hotels and flights separately, booking a HDN to SAN flight and hotel package with Expedia could lead to significant savings. What’s more, having everything in one convenient place will take the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Yampa Valley Airport (HDN) to San Diego Intl. Airport (SAN)?
In most cases, you’re able to cancel or reschedule your HDN to SAN flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline’s guidelines and fees on flight changes, or if you need further information, go to our Customer Service portal.

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*Available to One Key members.