Cheap Flights from Seattle / Tacoma International Airport to Indiana from $202 Roundtrip

Flight deals from Seattle / Tacoma International Airport to Indiana

Looking for a cheap last-minute deal or the best roundtrip flight from Seattle / Tacoma International Airport to Indiana? If you want to travel next month, roundtrip fares start from $312. Find the lowest prices on one-way and roundtrip tickets right here.

Indianapolis.$202 per passenger.Departing Wed, Sep 16, returning Wed, Sep 23.Round-trip flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departing from Seattle / Tacoma International on Wed, Sep 16, arriving in Indianapolis.Inbound indirect flight with Southwest Airlines, departing from Indianapolis on Wed, Sep 23, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $202, select.

South Bend.$310 per passenger.Departing Wed, Aug 12, returning Sun, Aug 16.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Seattle / Tacoma International on Wed, Aug 12, arriving in South Bend.Inbound indirect flight with Allegiant Air, departing from South Bend on Sun, Aug 16, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $310, select.

Fort Wayne.$370 per passenger.Departing Wed, Nov 25, returning Wed, Dec 2.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Seattle / Tacoma International on Wed, Nov 25, arriving in Fort Wayne.Inbound indirect flight with Delta, departing from Fort Wayne on Wed, Dec 2, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $370, select.

Lafayette.$498 per passenger.Departing Tue, Aug 4, returning Thu, Aug 13.Round-trip flight with United.Outbound indirect flight with United, departing from Seattle / Tacoma International on Tue, Aug 4, arriving in Lafayette.Inbound indirect flight with United, departing from Lafayette on Thu, Aug 13, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $498, select.

Evansville.$506 per passenger.Departing Tue, Jun 23, returning Mon, Jun 29.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Seattle / Tacoma International on Tue, Jun 23, arriving in Evansville.Inbound indirect flight with Allegiant Air, departing from Evansville on Mon, Jun 29, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $506, select.

Show more deals

Flying from Seattle / Tacoma International Airport to Indiana

Arm yourself with these facts on the fly.

Cheapest flight found	$202
Cheapest month to fly	September
Average flight time	4 hrs, 14 mins
Average flights per week	60
Most popular airline	Alaska Airlines

How to find cheap flights from Seattle / Tacoma International Airport to Indiana

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Seattle / Tacoma International Airport to Indiana. Other savvy travelers recently found round-trip flights from $202 and one-way tickets from $124. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in September

The cheapest time to fly from Seattle / Tacoma International Airport to Indiana is currently September.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Seattle / Tacoma International Airport to anywhere you choose in Indiana.

Watch as flight prices go up and down

With Price Alerts, we'll let you know when flight prices from Seattle / Tacoma International Airport to your chosen airport in Indiana go up or down so you can book when the time is just right.

Relax – these are fee-free plane tickets

With us, there are no added fees – the Indiana Airport to Indiana flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Seattle / Tacoma International Airport to Indiana?

Yes – direct flights currently operate from Seattle / Tacoma International Airport to Indianapolis Airport in Indiana.

What is the average price of a flight from Seattle / Tacoma International Airport to Indiana?

We looked at all of the upcoming round-trip flights from Seattle / Tacoma International Airport to Indiana we could find over the next 12 months. It looks like $202 is the best price. This is good, compared to the average Indiana ticket price of $377.

What is the cheapest month to fly from Seattle / Tacoma International Airport to Indiana?

The cheapest month to fly from Seattle / Tacoma International Airport to Lafayette Airport is currently August.
The cheapest month to fly from Seattle / Tacoma International Airport to Indianapolis Airport is currently September.
The cheapest month to fly from Seattle / Tacoma International Airport to Fort Wayne Airport is currently November.
And the cheapest month to fly from Seattle / Tacoma International Airport to Evansville Airport is usually June.

On which upcoming date is it cheapest to fly from Seattle / Tacoma International Airport to Indiana?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle / Tacoma International Airport to Indiana on Wednesday, September 16, 2026.

If I'm flying from Seattle / Tacoma International Airport, where in Indiana is cheapest to fly to?

If you're flying from Seattle / Tacoma International, the cheapest city in Indiana to fly into is Indianapolis. The cheapest airport serving Indianapolis at the moment is Indianapolis.