$139 Cheap Alaska Airlines flights Indianapolis (IND) to Seattle (SEA)

View $139 flight on Tue, Aug 19, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$139 Cheap Alaska Airlines flights Indianapolis (IND) to Seattle (SEA)

Prices were available within the past 7 days and start at $139 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Indianapolis (IND) to Seattle (SEA)
Origin airport
Indianapolis Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
1860 mi
Average flight time
1 hour 48 mins

Frequently asked questions

How much is an Alaska Airlines flight from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA)?
You'll discover budget-friendly return Alaska Airlines flights from IND to SEA by filtering your results from "Price (lowest to highest)" on Expedia. Or search for options from $139 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.
What is the cheapest month to fly from IND to SEA with Alaska Airlines?
Search for round-trip or one-way flights to Seattle in January or February. You could find an affordable fare with Alaska Airlines during these quieter months.
What is the cheapest time to book flights from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA) with Alaska Airlines?
To find cheap Alaska Airlines fares from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA), start searching one to three months before your intended departure. Securing 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 affect the cost. 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 trip 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.
Does Alaska Airlines fly nonstop from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA)?
Depart on one of Alaska Airlines's 5 direct weekly flights from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA). To view available options, enter your travel dates, origin and destination and hit search. Then select the "Nonstop" and "Airline" filters.
How long does it take to fly from IND to SEA with Alaska Airlines?
Depart Indianapolis Intl. Airport (IND) for Seattle - Tacoma Intl. Airport (SEA) on a direct Alaska Airlines flight, and you'll be in the sky for around 5h 2m.
What is the earliest Alaska Airlines flight from IND to SEA?
Setting off from IND at 6:33PM UTC-5, the earliest Alaska Airlines flight to SEA lands at 8:35PM UTC-8. Traveling earlier in the day means you're less likely to encounter delays.* Don't like early starts? The last Alaska Airlines flight from IND to SEA departs at 6:33PM UTC-5 and touches down at 8:35PM UTC-8.*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.
What airports does Alaska Airlines fly into in Seattle?
Alaska Airlines flights from Indianapolis Intl. Airport (IND) to Seattle land at Seattle - Tacoma Intl. Airport (SEA). This is the main gateway to this city.
Why fly with Alaska Airlines from IND to SEA?
Flying from IND to SEA with Alaska Airlines means enjoying a host of perks, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's on top of the Mileage Plan points you can earn with Alaska Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Alaska Airlines fly from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA)?
Alaska Airlines generally uses Boeing 737-900 planes for flights from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA). This carrier also operates the Boeing 737-800 on this route. Keep in mind that aircraft type can change due to operational reasons, so the plane you catch might be different when you travel.
Can I change or cancel my Alaska Airlines flight from Indianapolis Intl. Airport (IND) to Seattle - Tacoma Intl. Airport (SEA)?
Depending on the type of ticket you purchased, a fee will generally apply if you cancel or change your flight more than 24 hours after it has been confirmed. To find tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when looking for flights. For additional information on changing or canceling your reservation, visit "Trips," select your flight and click on "Manage Booking."
*Available to One Key members.