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

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Flight deals from Indianapolis to Seattle

Looking for a cheap last-minute deal or the best return flight from Indianapolis Airport to Seattle? If you want to travel next month, return fares start from $354. Find the lowest prices on one-way and return tickets right here.
Seattle.$241 per passenger.Departing Tue, 18 Aug, returning Tue, 18 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Indianapolis on Tue, 18 Aug, arriving in Seattle / Tacoma International.Inbound indirect flight with Southwest Airlines, departs from Seattle / Tacoma International on Tue, 18 Aug, arriving in Indianapolis.Price includes taxes and charges.From $241, select.
Seattle.$284 per passenger.Departing Sat, 24 Oct, returning Sat, 31 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Sat, 24 Oct, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Sat, 31 Oct, arriving in Indianapolis.Price includes taxes and charges.From $284, select.
Seattle.$289 per passenger.Departing Tue, 29 Sep, returning Fri, 2 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Tue, 29 Sep, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Fri, 2 Oct, arriving in Indianapolis.Price includes taxes and charges.From $289, select.
Seattle.$303 per passenger.Departing Sun, 23 Aug, returning Wed, 2 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Sun, 23 Aug, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Wed, 2 Sep, arriving in Indianapolis.Price includes taxes and charges.From $303, select.
Seattle.$304 per passenger.Departing Fri, 31 Jul, returning Wed, 12 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Fri, 31 Jul, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Wed, 12 Aug, arriving in Indianapolis.Price includes taxes and charges.From $304, select.
Seattle.$305 per passenger.Departing Fri, 11 Sep, returning Thu, 17 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Fri, 11 Sep, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Thu, 17 Sep, arriving in Indianapolis.Price includes taxes and charges.From $305, select.
Seattle.$306 per passenger.Departing Fri, 11 Dec, returning Mon, 14 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Fri, 11 Dec, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Mon, 14 Dec, arriving in Indianapolis.Price includes taxes and charges.From $306, select.
Seattle.$306 per passenger.Departing Fri, 14 Aug, returning Sat, 31 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Fri, 14 Aug, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Sat, 31 Oct, arriving in Indianapolis.Price includes taxes and charges.From $306, select.
Seattle.$326 per passenger.Departing Mon, 26 Oct, returning Mon, 2 Nov.Return flight with United.Outbound indirect flight with United, departs from Indianapolis on Mon, 26 Oct, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Mon, 2 Nov, arriving in Indianapolis.Price includes taxes and charges.From $326, select.
Seattle.$326 per passenger.Departing Wed, 4 Nov, returning Wed, 11 Nov.Return flight with United.Outbound indirect flight with United, departs from Indianapolis on Wed, 4 Nov, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Wed, 11 Nov, arriving in Indianapolis.Price includes taxes and charges.From $326, select.
Seattle.$354 per passenger.Departing Fri, 10 Jul, returning Tue, 14 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Fri, 10 Jul, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Tue, 14 Jul, arriving in Indianapolis.Price includes taxes and charges.From $354, select.
Seattle.$354 per passenger.Departing Wed, 13 Jan, returning Wed, 27 Jan.Return flight with United.Outbound indirect flight with United, departs from Indianapolis on Wed, 13 Jan, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Wed, 27 Jan, arriving in Indianapolis.Price includes taxes and charges.From $354, select.
Seattle.$356 per passenger.Departing Mon, 28 Dec, returning Wed, 6 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Mon, 28 Dec, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Wed, 6 Jan, arriving in Indianapolis.Price includes taxes and charges.From $356, select.
Seattle.$370 per passenger.Departing Wed, 25 Nov, returning Sat, 9 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Wed, 25 Nov, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Sat, 9 Jan, arriving in Indianapolis.Price includes taxes and charges.From $370, select.
Seattle.$402 per passenger.Departing Thu, 25 Jun, returning Thu, 9 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Thu, 25 Jun, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departs from Seattle / Tacoma International on Thu, 9 Jul, arriving in Indianapolis.Price includes taxes and charges.From $402, select.
Seattle.$456 per passenger.Departing Thu, 25 Jun, returning Mon, 29 Jun.Return flight with United.Outbound indirect flight with United, departs from Indianapolis on Thu, 25 Jun, arriving in Seattle / Tacoma International.Inbound indirect flight with United, departs from Seattle / Tacoma International on Mon, 29 Jun, arriving in Indianapolis.Price includes taxes and charges.From $456, select.

Find the cheapest month to fly from Indianapolis to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Indianapolis to Seattle flights are currently cheapest in August.
Jun
from $456
Jul
from $354
Aug
from $241
Sep
from $305
Oct
from $284
Nov
from $326
Dec
from $306
Jan
from $354
Feb
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Mar
Find prices
Apr
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May
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Direct flights from Indianapolis to Seattle

Alternative Indianapolis to Seattle routes

Looking for the cheapest, fastest or easiest route from Indianapolis to Seattle? You could fly into the following airports instead.

Seattle Lake Union SPB

2km from central Seattle
Closest
Search flights

Seattle Boeing Fld

11km from central Seattle
from $1,370
Search flights

Seattle / Tacoma International

20km from central Seattle
Cheapest
from $241
Search flights

Paine Field

33km from central Seattle
from $668
Search flights

Indianapolis to Seattle: Flight information

The things to know before you go.
Cheapest flight found$241
Cheapest month to flyAugust
Average flight time4 hrs, 49 mins
Most popular airlineAmerican Airlines
Average flights per week34

Finding cheap flights from Indianapolis to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Indianapolis to Seattle is $240. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 49 minutes is the average flight time from Indianapolis to Seattle.
American Airlines, Alaska Airlines and Finnair fly direct from Indianapolis to Seattle.
As of June 2026, there are 34 flights per week flying from Indianapolis to Seattle.
The cheapest month to fly from Indianapolis to Seattle is usually August.
If you're flying from Indianapolis Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from $240.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Indianapolis Airport to Seattle on Tuesday, 18 August 2026.
Yes – the average flight time is 4 hours and 49 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 14°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, Southwest Airlines and Alaska Airlines offer the cheapest flight tickets to Seattle.

Flying from Indianapolis International Airport (IND) to Seattle: what you need to know

  • Expect to be travelling for 4 hours 10 minutes. On average, that's the time it takes for a direct flight from Indianapolis International Airport to Seattle.

  • Indianapolis International Airport is located in Indianapolis. Following the UTC-8 timezone, Seattle is three hours behind Indianapolis.

  • The busiest route is from Indianapolis International Airport (IND) to Seattle-Tacoma International Airport (SEA). You can select from ten weekly services between these two airports. Alaska Airlines offers a 06:30 departure between IND and SEA.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This leaves you with plenty of time to board your IND to Seattle flight.

  • You can expect bigger queues in popular months such as July. Arriving up to four hours ahead of international flights and two hours for a domestic departure will give you plenty of time for security and boarding.

  • Begin your journey at IND and travel nonstop to Seattle-Tacoma International Airport (SEA). That will be your arrival point when searching for Indianapolis International Airport to Seattle tickets.

  • Alaska Airlines is a well-known airline that operates direct flights from Indianapolis International Airport to Seattle.

  • Located around 13 kilometres from central Indianapolis, IND can be reached in about 20 minutes by car, depending on traffic. Travelling on public transport takes roughly 50 minutes.

  • Want a stress-free start to your journey? Stay near IND. Whether you've booked an early flight from Indianapolis International Airport to Seattle or just don't want to be rushed, these hotels put convenience first:

  • Of the flights that depart from Indianapolis International Airport, 78% land on schedule at their destination.

  • The address for IND is 7800 Col. H. Weir Cook Memorial Drive.

How to find the cheapest flights from Indianapolis International Airport (IND) to Seattle

  • $126 is the cheapest price we've seen for a one-way Indianapolis International Airport to Seattle flight. A return plane ticket right now is $241. Depending on when you want to go and the availability, these fares can change.

  • Don't leave things to the last minute. You're more likely to find cheap flights from IND to Seattle if you book ahead. Airlines often have some fantastic early bird deals.

  • Scoring cheap tickets from Indianapolis International Airport to Seattle is easier if you're flexible with your dates. Try using the 'Whole month' search tool to access the best prices throughout the month and pick up an incredible deal.

  • Stay on top of deals for cheap flights from IND to Seattle by setting up a Price Alert. We'll send you an email or notification through the app when a lower fare becomes available.

  • Tailor your trip with filters. Choose your arrival and departure times, total journey duration and airlines. You can also sort results by 'Best,' 'Fastest' or 'Cheapest' flights from Indianapolis International Airport to Seattle.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport (SEA) to central Seattle takes around 25 minutes to reach by car. The centre is roughly 23 kilometres away.

  • It takes around 35 minutes to get there by public transport.

  • Look into staying at a hotel close to SEA if you have a late flight from Indianapolis International Airport to Seattle. Settle into one of these options and make your arrival easier:

  • To lock in the lowest price, reserve your vehicle from Seattle-Tacoma International Airport around one week ahead of your flight from IND to Seattle.

Seattle Paine Field International Airport (PAE)

  • Central Seattle is located around 40 kilometres from Seattle Paine Field International Airport (PAE). Once your flight from Indianapolis International Airport to Seattle has landed and you've made your way out of the airport, expect a drive of around 40 minutes.

  • Travelling by public transport will take around 1 hour 30 minutes.

  • There are some great places to park your luggage (and yourself) near PAE. Unwind and get cosy after your IND to Seattle flight at one of these perfectly located options:

  • Usually, the earlier you book, the more you save and the better your options. Secure your ride from PAE the moment you know your dates.

King County International Airport (BFI)

  • Step off your flight from Indianapolis International Airport to Seattle and head straight for your hotel or jump right into exploring. The centre of Seattle is around 11 kilometres from King County International Airport (BFI) and typically takes 20 minutes to reach driving.

  • Public transport will get you there in roughly 35 minutes.

  • If you don't want to make your way to the centre, head for a hotel near BFI. Settle in at one of these options after your IND to Seattle flight:

  • Rental providers sometimes offer deals for early bookings, so book your vehicle from BFI ahead of your flight from Indianapolis International Airport to Seattle. A bit of planning goes a long way in savings.

Best time to go to Seattle

  • It's time to plan your dates for your flight from Indianapolis International Airport to Seattle. July is the busiest month to visit Seattle. If you like a more low-key vibe, go in December.

  • Book a Indianapolis International Airport to Seattle plane ticket with a departure in August to visit the city during its warmest month. You can expect temperatures to range from 12ºC (54ºF) to 28ºC (82ºF).

  • If you like cooler conditions, look for a cheap ticket from IND to Seattle in February when temperatures average between -1ºC (30ºF) and 11ºC (52ºF).

More about Seattle

  • When it comes to searching for somewhere to lay your head, you'll find the top stays in Seattle right here. Explore these options as soon as you've locked in your flight from Indianapolis International Airport to Seattle:

  • There are so many things to discover in this city it can be tricky to know where to begin. Pike Place Market, Space Needle and Seattle Skyline are top sights which should be on every Seattle itinerary.

Explore more of the United States

  • You've visited Seattle, now it's time to explore other corners of the United States. Travel around 241 kilometres south to Portland to tick off its leading attractions. From Portland Japanese Garden to Peninsula Park Rose Garden and Beyond Van Gogh Portland, your itinerary will be busy.

  • Around 370 kilometres east of Seattle, Spokane is another essential stop in the United States. Experience this destination's highlights firsthand at Riverside State Park, Spokane Falls (Upper Falls) and Cathedral of Our Lady of Lourdes.

Plan the rest of your trip from Indianapolis to Seattle

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.