$120 Cheap Flights from Seattle (SEA) to Indianapolis (IND)

View $120 flight on Tue, Jul 21, 2026Opens in a new window

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

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Cheap Flights from Seattle to Indianapolis (SEA-IND)

Prices were available within the past 7 days and start at $120 for one-way flights and $234 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, May 27 - Thu, May 28
SEA
Seattle
IND
Indianapolis
$234 Roundtrip, found 1 day ago
$234
Roundtrip
found 1 day ago
Select United flight, departing Wed, May 27 from Seattle to Indianapolis, returning Thu, May 28, priced at $234 found 1 day ago
Frontier Airlines
Sun, May 17 - Thu, May 28
SEA
Seattle
IND
Indianapolis
$235 Roundtrip, found 2 days ago
$235
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, May 17 from Seattle to Indianapolis, returning Thu, May 28, priced at $235 found 2 days ago
Delta
Fri, Jun 12 - Tue, Jun 16
SEA
Seattle
IND
Indianapolis
$239 Roundtrip, just found
$239
Roundtrip
just found
Select Delta flight, departing Fri, Jun 12 from Seattle to Indianapolis, returning Tue, Jun 16, priced at $239 just found
Southwest Airlines
Tue, Jun 9 - Tue, Jun 16
SEA
Seattle
IND
Indianapolis
$239 Roundtrip, found 1 day ago
$239
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Jun 9 from Seattle to Indianapolis, returning Tue, Jun 16, priced at $239 found 1 day ago
Frontier Airlines
Tue, Jun 2 - Sat, Jun 13
SEA
Seattle
IND
Indianapolis
$240 Roundtrip, found 1 day ago
$240
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Jun 2 from Seattle to Indianapolis, returning Sat, Jun 13, priced at $240 found 1 day ago
Delta
Tue, Jun 2 - Wed, Jun 3
SEA
Seattle
IND
Indianapolis
$241 Roundtrip, found 1 day ago
$241
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jun 2 from Seattle to Indianapolis, returning Wed, Jun 3, priced at $241 found 1 day ago
United
Tue, Jul 14 - Fri, Jul 24
SEA
Seattle
IND
Indianapolis
$243 Roundtrip, found 13 hours ago
$243
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Jul 14 from Seattle to Indianapolis, returning Fri, Jul 24, priced at $243 found 13 hours ago
Southwest Airlines
Tue, Sep 1 - Tue, Sep 8
SEA
Seattle
IND
Indianapolis
$244 Roundtrip, found 22 hours ago
$244
Roundtrip
found 22 hours ago
Select Southwest Airlines flight, departing Tue, Sep 1 from Seattle to Indianapolis, returning Tue, Sep 8, priced at $244 found 22 hours ago
Frontier Airlines
Tue, Sep 15 - Fri, Sep 25
SEA
Seattle
IND
Indianapolis
$250 Roundtrip, found 8 hours ago
$250
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Tue, Sep 15 from Seattle to Indianapolis, returning Fri, Sep 25, priced at $250 found 8 hours ago
American Airlines
Tue, Jun 9 - Wed, Jun 10
SEA
Seattle
IND
Indianapolis
$262 Roundtrip, found 2 hours ago
$262
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Tue, Jun 9 from Seattle to Indianapolis, returning Wed, Jun 10, priced at $262 found 2 hours ago

Alternative airports near Indianapolis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Indianapolis Intl. IND. Cheapest and Closest option available. Average driving time to city center is 19 minutes. Flights from $319
IND
Indianapolis Intl.
CheapestClosest
Average driving time to city center19 min
Flights from $319

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) cost?
You can find cheap one-way flights and cheap return flights from $234 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) with Expedia. One-way flights generally range between $133 and $1121, and roundtrip flights usually range from $308 to $1313. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
January is the cheapest month to fly from Seattle, WA (SEA) to Indianapolis, IN (IND), with average round-trip fares around $298. This is about 20% lower than the average price for the year, as demand typically drops after the holiday season. Other economical months to fly from Seattle to Indianapolis include February and September.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
Enter SEA to IND and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
American Airlines is one of the cheapest airlines offering nonstop flights from Seattle, WA (SEA) to Indianapolis, IN (IND), with round-trip tickets starting from around $302. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
The best airline to fly with from Seattle, WA (SEA) to Indianapolis, IN (IND) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Alaska Airlines typically offers the lowest fares. WN offers the most daily flights from SEA to IND, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
The best time to fly from Seattle, WA (SEA) to Indianapolis, IN (IND) is in January or February. Return flights during these months average around $298, making it a budget-friendly option. January is particularly appealing due to lower travel demand, while February offers a chance to enjoy winter activities in both cities.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
The earliest flight from Seattle - Tacoma International Airport (SEA) to Indianapolis International Airport (IND) typically departs at around 12:05 AM, operated by American Airlines. This is a seasonal service active in February and March, and an early departure can help you maximize your time in Indianapolis. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
The most popular departure times for flights from Seattle (SEA) to Indianapolis (IND) are in the late morning, from 9am to noon. About 27% of passengers prefer this time window. Many major carriers, including Alaska Airlines, American Airlines, and Delta, offer flights during this window. This timing works well because it allows you to start your day in Seattle and arrive in Indianapolis with plenty of time to settle in.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
Flying nonstop from SEA to IND takes around 4 hours 20 minutes, with the route covering approximately 1,861 miles. Flights with a layover typically take 3 hours 40 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
You can fly first class between SEA and IND. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How much is a business class flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
A direct, return business class ticket from Seattle (SEA) to Indianapolis (IND) typically costs between $1,198 - $1,837. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Indianapolis from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Indianapolis from Seattle - Tacoma Intl. (SEA), you can fly into Indianapolis Intl. (IND) Some flights may connect through major hubs like Denver Intl. (DEN), Sacramento Intl. (SMF), Harry Reid Intl. (LAS) before reaching Indianapolis. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) Indianapolis Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Indianapolis, IN (IND-Indianapolis Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Indianapolis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$234
Distance
1860 mi
Average flight time
7 hours 22 mins

Book with confidence

Seattle to Indianapolis Flights

The cheapest times to fly from Seattle to Indianapolis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Indianapolis are during the month of May. You can find some of the cheapest flights from Seattle to Indianapolis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Indianapolis

Sunday is one of the best days to book for cheap flights from Seattle to Indianapolis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Indianapolis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Indianapolis in 2026. You can also book with separate airlines for your outbound and return journeys, from $120 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Indianapolis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Indianapolis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Indianapolis Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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