Cheap Delta flights Twin Falls (TWF) to Billings (BIL)

Landing cheap one-way Delta Air Lines flights from TWF to BIL on Expedia is simple — just filter by “Price (lowest to highest).” Alternatively, check out our affordable return fares from $346 for your next 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.

Delta Air Lines flights to Billings are usually cheaper in the low-season months of January and November. Whether you’re after a round-trip or one-way ticket, you could land a better deal then.

Begin your search one to three months ahead of your departure date to score cheaper fares on Delta Air Lines flights from Twin Falls Airport (TWF) to Logan Intl. Airport (BIL). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, 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.

To find out if there’s a direct trip from TWF to BIL with Delta Air Lines or any other carriers, use our “Nonstop” filter when searching for flights.

Filter your results by “Morning” and “Early Morning” to browse the earliest flights from TWF to BIL. Jetting off early means you’re 20% less likely to experience 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.

Logan Intl. Airport (BIL) is the main Billings gateway for Delta Air Lines flights from Twin Falls Airport (TWF).

Traveling from TWF to BIL with Delta Air Lines comes with a range of perks, including an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That’s on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your ticket type, a fee may apply if you change or cancel your flight more than 24 hours after it’s confirmed. To secure plane tickets with more flexibility, select our “No cancel fee” or “Changes included” filter when you look for flights. For additional information on modifying or canceling your reservation, visit “Trips,” select your flight and tick “Manage Booking.”