$88 Cheap Frontier Airlines flights Houston (HOU) to San Diego (SAN)

View $88 flight on Sun, Aug 24, 2025Opens in a new window

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$88 Cheap Frontier Airlines flights Houston (HOU) to San Diego (SAN)

Prices were available within the past 7 days and start at $88 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sun, Aug 31 - Mon, Sep 8
IAH
Houston
SAN
San Diego
$179 Roundtrip, found 19 hours ago
$179
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Sun, Aug 31 from Houston to San Diego, returning Mon, Sep 8, priced at $179 found 19 hours ago
Frontier Airlines
Mon, Sep 15 - Mon, Sep 22
IAH
Houston
SAN
San Diego
$180 Roundtrip, found 21 hours ago
$180
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Mon, Sep 15 from Houston to San Diego, returning Mon, Sep 22, priced at $180 found 21 hours ago
Frontier Airlines
Mon, Sep 22 - Mon, Sep 29
IAH
Houston
SAN
San Diego
$181 Roundtrip, found 21 hours ago
$181
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Mon, Sep 22 from Houston to San Diego, returning Mon, Sep 29, priced at $181 found 21 hours ago
Frontier Airlines
Thu, Sep 4 - Mon, Sep 8
IAH
Houston
SAN
San Diego
$183 Roundtrip, just found
$183
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Sep 4 from Houston to San Diego, returning Mon, Sep 8, priced at $183 just found
Frontier Airlines
Mon, Aug 25 - Sun, Aug 31
IAH
Houston
SAN
San Diego
$184 Roundtrip, just found
$184
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Aug 25 from Houston to San Diego, returning Sun, Aug 31, priced at $184 just found
Frontier Airlines
Fri, Sep 19 - Thu, Sep 25
IAH
Houston
SAN
San Diego
$185 Roundtrip, just found
$185
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Sep 19 from Houston to San Diego, returning Thu, Sep 25, priced at $185 just found
Flights from Houston (IAH) to San Diego (SAN)
Origin airport
George Bush Intercontinental
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines
Popular airline
Southwest Airlines
Distance
1300 mi
Average flight time
1 hour 40 mins

Frequently asked questions

How much is a Frontier Airlines flight from William P. Hobby Airport (HOU) to San Diego Intl. Airport (SAN)?
Scoring cheap one-way Frontier Airlines flights from HOU to SAN from $88 on Expedia couldn't be simpler --- just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $179 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from HOU to SAN with Frontier Airlines?
Frontier Airlines flights to San Diego tend to be cheaper in the low-season months of January and November. Whether you're in search of a one-way or round-trip ticket, you could land a better deal then.
What is the cheapest time to book flights from William P. Hobby Airport (HOU) to San Diego Intl. Airport (SAN) with Frontier Airlines?
Search for cheap Frontier Airlines flights from William P. Hobby Airport (HOU) to San Diego Intl. Airport (SAN) one to three months prior to your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and itinerary, the ideal day to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Frontier Airlines fly nonstop from William P. Hobby Airport (HOU) to San Diego Intl. Airport (SAN)?
To see if there's a direct trip from HOU to SAN with Frontier Airlines or any other carriers, check the "Nonstop" filter when looking for flights.
What is the earliest Frontier Airlines flight from HOU to SAN?
To find the earliest departure from HOU to SAN with Frontier Airlines, filter your search by "Morning" and "Early Morning." Booking an early flight generally means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Frontier Airlines fly into in San Diego?
Get on a Frontier Airlines flight from William P. Hobby Airport (HOU) to San Diego, and you're most likely to arrive at San Diego Intl. Airport (SAN). This is the airline's main hub here.
Why fly with Frontier Airlines from HOU to SAN?
A rewarding loyalty program and the ability to collect points through Frontier Miles are the start of the reasons to fly from HOU to SAN with Frontier Airlines. Plus, when you sign up to our One Key™ program, you can receive OneKeyCash™* in addition to Frontier Airlines's loyalty program earnings. You can put it toward your future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Frontier Airlines flight from William P. Hobby Airport (HOU) to San Diego Intl. Airport (SAN)?
Changes are typically free within 24 hours of booking, but your airline may add a charge after that. For further details about altering your flights, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to update your itinerary without additional charges, tick the "Changes included" or "No cancel fee" filter when organizing your next getaway.

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