Cheap Flights from Indianapolis (IND) to Seattle (SEA)

View AU$146 flight on Tue, 28 Oct 2025Opens in a new window

Popular airlines from Indianapolis International Airport (IND) to Seattle-Tacoma International Airport (SEA)

  • 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 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Indianapolis (IND) to Seattle (SEA)

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

Find the cheapest month to fly from Indianapolis (IND) to Seattle (SEA)

October is typically the cheapest month to fly

From AU$194 - AU$380 per traveller.
Flight from Indianapolis to Seattle route information
Origin airport
Indianapolis Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
2977 km
Average flight time
1 hour 41 mins

Your quick guide to flights from Indianapolis to Seattle

Pick up great flights from Indianapolis to Seattle

With Expedia, you have your pick of 6 flights a day with 19 airlines covering flights from Indianapolis to Seattle. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Indianapolis to Seattle that take around 4 hours.

Find cheap flights from Indianapolis to Seattle

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Indianapolis to Seattle around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Seattle is normally in .

Reasons to book your flight from Indianapolis to Seattle with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Indianapolis to Seattle across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Seattle right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Indianapolis Intl. Airport (IND) to Sea-Tac Airport?
The lowest price advertised for a round-trip flight from Indianapolis Intl. Airport (IND) to Sea-Tac Airport is . But you better get a move on. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Indianapolis Airport to SEA?
Most flights can be cancelled online, but each air carrier has its own terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Indianapolis Airport to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for IND to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IND to SEA?
You'll be cruising at altitude for a while, as the flight distance between Indianapolis Intl. Airport (IND) and Seattle - Tacoma Intl. Airport (SEA) is 3 000 kilometres. Set up a playlist of your favourite songs before leaving home to stay entertained during the trip.
Which airlines fly direct from Indianapolis Airport to SEA?
Flying nonstop from IND to SEA is a breeze with Alaska Airlines (AS). This leading airline offers 30 flights each month.
Are IND to SEA flight tickets cheaper when they're purchased at the last minute?
Flight tickets from IND to Seattle - Tacoma Intl. Airport (SEA) are available up to a year before departure on Expedia. And although you may occasionally nab fantastic last-minute deals, it's not something you should bank on. Also, booking your flights well in advance means you'll have more options — and you can avoid being wedged in the dreaded middle seat! We're constantly updating our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

Explore a world of travel with Expedia

*Available to Expedia members.