$242 Cheap Delta flights Bloomington (BMI) to San Diego (SAN)

You can discover cheap round-trip Delta Air Lines flights from $400 from BMI to SAN by sorting your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $242 for a one-way journey.**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.

Delta Air Lines flights to San Diego are generally more affordable in the off-peak months of January and November. Whether you’re in search of a return or one-way ticket, you could land a better deal then.

Begin your search one to three months before your departure to find cheap fares on Delta Air Lines flights from Central Illinois Regional Airport (BMI) to San Diego Intl. Airport (SAN). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Nail your timing, and you can enjoy significant savings on domestic trips.*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 our “Nonstop” filter when looking for direct Delta Air Lines flights from BMI to SAN. It’s also an easy way to compare other carriers offering the same nonstop trip.

Filter your results by “Early Morning” and “Morning” to find the earliest departures from BMI to SAN. Jetting 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.

Get on a Delta Air Lines flight from Central Illinois Regional Airport (BMI) to San Diego, and you’ll likely come in to San Diego Intl. Airport (SAN). This is the airline’s primary hub in this city.

Offering an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a favorite for many travelers flying from BMI to SAN. Plus, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Typically, you can cancel or modify your flight, although there may be additional fees if your booking was made more than 24 hours ago. Want to keep your options open? Use Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t charge you extra if you have to revise your plans. To update your itinerary, visit “Trips,” select your flight and click on “Manage Booking” for more details.