$94 Cheap Frontier Airlines flights Des Moines (DSM) to San Diego (SAN)

Finding cheap one-way Frontier Airlines flights from DSM to SAN from $94 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our budget-friendly return fares from $188 for your next exciting adventure.**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.

January is one of the least expensive months to travel to San Diego with Frontier Airlines. You could also find fantastic deals on one-way and return fares in November.

To find cheap Frontier Airlines fares from Des Moines Intl. Airport (DSM) to San Diego Intl. Airport (SAN), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the overall cost. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**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.

Use the “Nonstop” filter when searching for direct Frontier Airlines flights from DSM to SAN. You’ll also be able to compare other airlines servicing the same nonstop journey.

Filter your results by “Morning” and “Early Morning” to find the earliest flights from DSM to SAN. Heading off early means flight 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.

Frontier Airlines flights from Des Moines Intl. Airport (DSM) to San Diego touch down at San Diego Intl. Airport (SAN). This is the main entry point here.

Depart from DSM to SAN with Frontier Airlines and you can look forward to a host of benefits starting with a rewarding loyalty program. When booking through Expedia as a Frontier Miles and One Key™ member, you can also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee typically applies if you modify or cancel your booking more than 24 hours after confirmation. To find flexible fares, select our “No cancel fee” or “Changes included” filter when searching for flights. For additional information on modifying or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”