$265 Cheap Flights from Gillette (GCC) to San Diego (SAN)

View $265 flight on Sat, Aug 16, 2025Opens in a new window

Popular airlines from Gillette, WY (GCC-Campbell County) to San Diego Intl. Airport (SAN)

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Cheap Flights from Gillette to San Diego (GCC-SAN)

Prices were available within the past 7 days and start at $265 for one-way flights and $419 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Nov 4 - Fri, Nov 7
GCC
Gillette
SAN
San Diego
$419 Roundtrip, found 6 days ago
$419
Roundtrip
found 6 days ago
Select United flight, departing Tue, Nov 4 from Gillette to San Diego, returning Fri, Nov 7, priced at $419 found 6 days ago
United
Sat, Nov 8 - Sat, Nov 15
GCC
Gillette
SAN
San Diego
$419 Roundtrip, found 6 days ago
$419
Roundtrip
found 6 days ago
Select United flight, departing Sat, Nov 8 from Gillette to San Diego, returning Sat, Nov 15, priced at $419 found 6 days ago
United
Thu, Aug 28 - Mon, Sep 1
GCC
Gillette
SAN
San Diego
$892 Roundtrip, found 4 days ago
$892
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 28 from Gillette to San Diego, returning Mon, Sep 1, priced at $892 found 4 days ago
United
Thu, Aug 28 - Mon, Sep 1
GCC
Gillette
SAN
San Diego
$924 Roundtrip, found 4 days ago
$924
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 28 from Gillette to San Diego, returning Mon, Sep 1, priced at $924 found 4 days ago
United
Wed, Aug 6 - Sun, Aug 10
GCC
Gillette
SAN
San Diego
$928 Roundtrip, found 1 day ago
$928
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 6 from Gillette to San Diego, returning Sun, Aug 10, priced at $928 found 1 day ago
United
Wed, Aug 6 - Sun, Aug 10
GCC
Gillette
SAN
San Diego
$941 Roundtrip, found 1 day ago
$941
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 6 from Gillette to San Diego, returning Sun, Aug 10, priced at $941 found 1 day ago
United
Thu, Aug 28 - Mon, Sep 1
GCC
Gillette
SAN
San Diego
$943 Roundtrip, found 4 days ago
$943
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 28 from Gillette to San Diego, returning Mon, Sep 1, priced at $943 found 4 days ago
United
Thu, Aug 28 - Mon, Sep 1
GCC
Gillette
SAN
San Diego
$954 Roundtrip, found 4 days ago
$954
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 28 from Gillette to San Diego, returning Mon, Sep 1, priced at $954 found 4 days ago
United
Wed, Aug 6 - Sun, Aug 10
GCC
Gillette
SAN
San Diego
$957 Roundtrip, found 1 day ago
$957
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 6 from Gillette to San Diego, returning Sun, Aug 10, priced at $957 found 1 day ago
United
Wed, Aug 6 - Sun, Aug 10
GCC
Gillette
SAN
San Diego
$963 Roundtrip, found 1 day ago
$963
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 6 from Gillette to San Diego, returning Sun, Aug 10, priced at $963 found 1 day ago
Flights from Gillette (GCC) to San Diego (SAN)
Origin airport
Campbell County
Destination airport
San Diego Intl.
Roundtrip price
$418
Distance
1018 mi

Frequently asked questions

How much does a flight from Campbell County Airport (GCC) to San Diego Intl. Airport (SAN) cost?
Discover the latest flight deals from GCC 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 GCC to SAN?
The cheapest flights from GCC 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.
What is the cheapest airline that flies from GCC to SAN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from GCC to SAN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Campbell County Airport (GCC) to San Diego Intl. Airport (SAN)?
Direct flights from Campbell County Airport (GCC) to San Diego Intl. Airport (SAN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GCC to SAN?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Campbell County Airport (GCC) to San Diego Intl. Airport (SAN)?
To reach San Diego Intl. Airport (SAN) on schedule, choose a flight that leaves from Campbell County Airport (GCC) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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.
Is it cheaper to buy a plane ticket from Campbell County Airport (GCC) to San Diego Intl. Airport (SAN) last-minute?
Last-minute fares from GCC to SAN are typically more expensive. For the best prices, start looking for flights as early as possible. That being said, if you're flexible with your travel dates, you may land a cheap fare just before your departure.
Is it cheaper to book a GCC to SAN flight and hotel package?
Securing a GCC to SAN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our wide range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Campbell County Airport (GCC) to San Diego Intl. Airport (SAN)?
In most instances, you can cancel or reschedule your GCC to SAN flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.