$91 Cheap Delta flights Indianapolis (IND) to Seattle (SEA)

Finding cheap one-way Delta Air Lines flights from IND to SEA from $91 on Expedia is simple — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares from $175 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.

January is one of the cheapest months to fly to Seattle with Delta Air Lines. You could also find great deals on one-way and return fares in February.

For cheap Delta Air Lines fares from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA), 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 impact what you pay. Sunday is usually the most affordable, 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.

Fill in your dates, hit search and tick the “Nonstop” filter on Expedia to find any direct flights from IND to SEA with Delta Air Lines or another carrier.

To find the earliest departures from IND to SEA with Delta Air Lines, filter your search 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.

Delta Air Lines flights from Indianapolis Intl. Airport (IND) to Seattle come in to land at Seattle - Tacoma Intl. Airport (SEA). This is the main entry point here.

Delta Air Lines makes traveling from IND to SEA more enjoyable with an excellent in-flight experience and a rewarding loyalty program. You could even start earning points with Delta SkyMiles. Remember to sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of making a booking, but your airline may add a charge after that. For further details about altering your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to adjust your plans without additional charges, tick the “Changes included” or “No cancel fee” filter when planning your trip.