$105 Cheap Frontier Airlines flights Grand Rapids (GRR) to San Diego (SAN)

You’ll discover budget-friendly return Frontier Airlines flights from $210 from GRR to SAN by organizing your results from “Price (lowest to highest)” on Expedia. Or look for deals from $105 for a one-way trip.**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.

Browse for round-trip or one-way flights to San Diego in January or November. You could find lower fares with Frontier Airlines during these off-season months.

To find cheap Frontier Airlines fares from Gerald R. Ford Intl. Airport (GRR) to San Diego Intl. Airport (SAN), start searching one to three months before your intended 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 what you pay. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey 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.

Enter your dates, press search and use the “Nonstop” filter on Expedia to browse any direct flights from GRR to SAN with Frontier Airlines or other carriers.

To find the earliest departures from GRR to SAN with Frontier Airlines, sort your results by “Early Morning” and “Morning.” Choosing an early flight generally means you’ll experience fewer cancellations.**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 Gerald R. Ford Intl. Airport (GRR) to San Diego land at San Diego Intl. Airport (SAN). This is the main gateway to this destination.

With a rewarding loyalty program, Frontier Airlines is a favorite of many travelers journeying from GRR to SAN. Plus, as a Frontier Miles and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

In most cases, you can cancel or change your flight, although there may be additional fees if you made your booking more than 24 hours ago. Need to keep your options open? Make use of our “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you have to adjust your plans. To make modifications, go to “Trips,” select your flight and click on “Manage Booking” for more information.