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$85+ Cheap flights from Seattle to Indianapolis (SEA - IND)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IND
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find cheap flights from Seattle to Indianapolis with Cheapflights

1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Indianapolis are usually found in February or August, booked 89 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Seattle to Indianapolis

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Indianapolis (IND). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$216
(Delta)

One-way from

$85
(Priceline)

Popular in

December

Cheapest in

February

Average price

$347

Good round-trip deal

$276 or less

Good one-way deal

$231 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Indianapolis flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Indianapolis flights.
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From Seattle/Tacoma Intl to Indianapolis
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One-way flight from Seattle/Tacoma Intl to Indianapolis
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Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Indianapolis.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Indianapolis.
Search Deals

Find flight deals from Seattle to Indianapolis

Cheapest flights from Seattle to Indianapolis
Explore the most affordable flight options available from Seattle to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/201:44 pmSEA - IND
1 stop6h 12mDelta
Sun 11/238:07 pmIND - SEA
1 stop6h 54mDelta
Deal found 10/25$216
This Alaska Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/911:15 amSEA - IND
Nonstop4h 09mAlaska Airlines
Tue 1/67:09 amIND - SEA
Nonstop4h 59mAlaska Airlines
Deal found 10/26$217
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:59 amSEA - IND
1 stop8h 16mAmerican Airlines
Fri 11/147:17 amIND - SEA
1 stop9h 51mAmerican Airlines
Deal found 10/26$225
This Alaska Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:15 amSEA - IND
Nonstop4h 09mAlaska Airlines
Wed 1/77:00 amIND - SEA
Nonstop5h 02mAlaska Airlines
Deal found 10/26$227
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:45 pmSEA - IND
1 stop7h 38mDelta
Sun 12/144:46 pmIND - SEA
1 stop8h 39mDelta
Deal found 10/27$232
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:05 amSEA - IND
2 stops11h 55mSouthwest
Sun 11/238:55 pmIND - SEA
1 stop6h 40mSouthwest
Deal found 10/26$236
This Alaska Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1211:15 amSEA - IND
Nonstop4h 09mAlaska Airlines
Mon 1/57:09 amIND - SEA
Nonstop4h 59mAlaska Airlines
Deal found 10/26$237
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1712:41 amSEA - IND
1 stop7h 02mAmerican Airlines
Sat 11/225:26 amIND - SEA
1 stop8h 18mAmerican Airlines
Deal found 10/26$238
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2211:30 pmSEA - IND
1 stop8h 43mUnited Airlines
Fri 11/282:20 pmIND - SEA
1 stop7h 32mUnited Airlines
Deal found 10/25$239
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:01 amSEA - IND
2 stops21h 32mMultiple Airlines
Thu 1/88:48 pmIND - SEA
1 stop18h 42mMultiple Airlines
Deal found 10/26$241
This Alaska Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1011:15 amSEA - IND
Nonstop4h 09mAlaska Airlines
Tue 1/67:09 amIND - SEA
Nonstop4h 59mAlaska Airlines
Deal found 10/26$247
This Southwest deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:05 amSEA - IND
2 stops11h 55mSouthwest
Sat 11/228:45 pmIND - SEA
1 stop7h 40mSouthwest
Deal found 10/26$252

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Indianapolis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Seattle to Indianapolis that are best for you.

Fly from

Seattle

Fly to

Indianapolis

Route

Depart

Return

Price

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Tue 3/3

9:30 am-10:56 pm

1 stop10h 26m

Indianapolis

Wed 3/4

8:00 am-3:08 pm

1 stop10h 08m

$216

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Thu 11/20

1:44 pm-10:56 pm

1 stop6h 12m

Indianapolis

Sun 11/23

8:07 pm-12:01 am

1 stop6h 54m

$216

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Sun 1/11

9:35 am-11:25 pm

1 stop10h 50m

Indianapolis

Mon 1/12

2:47 pm-9:49 pm

1 stop10h 02m

$216

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Mon 1/5

11:08 am-6:19 pm

Nonstop4h 11m

Indianapolis

Sun 1/11

7:00 am-9:02 am

Nonstop5h 02m

$237

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Tue 11/18

7:05 am-10:00 pm

2 stops11h 55m

Indianapolis

Sat 11/22

8:45 pm-1:25 am

1 stop7h 40m

$252

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Tue 1/6

9:35 am-11:25 pm

1 stop10h 50m

Indianapolis

Sun 1/11

6:35 am-12:33 pm

1 stop8h 58m

$261

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Thu 1/8

9:35 am-11:25 pm

1 stop10h 50m

Indianapolis

Sun 1/11

7:05 am-10:55 am

1 stop6h 50m

$261

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Fri 11/7

11:55 pm-11:33 am

1 stop8h 38m

Indianapolis

Mon 11/10

4:46 pm-10:23 pm

1 stop8h 37m

$276

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Thu 11/20

7:15 am-10:56 pm

2 stops12h 41m

Indianapolis

Mon 11/24

6:25 am-10:46 am

1 stop7h 21m

$294

SeattleIndianapolis

SEA - IND

SEAIND

Seattle/Tacoma Intl

Wed 1/7

7:10 am-11:19 pm

2 stops13h 09m

Indianapolis

Sat 1/10

2:44 pm-9:49 pm

1 stop10h 05m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Seattle to Indianapolis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Indianapolis in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Indianapolis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Indianapolis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Indianapolis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Indianapolis flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Indianapolis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Indianapolis

Have a flexible travel schedule? Discover the best time to fly to Indianapolis from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Indianapolis

How far ahead should I book a flight from Seattle to Indianapolis?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Indianapolis. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Indianapolis, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Indianapolis?

Currently, February is the cheapest month in which you can book a flight from Seattle to Indianapolis (average of $118). Flying from Seattle to Indianapolis in June is currently the most expensive (average of $224). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to IND?

Find hourly flight availability from Seattle to Indianapolis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

One of the essential ways to save on airfare from Seattle to Indianapolis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 74% on airfare.

What is the cheapest day to fly from Seattle to Indianapolis?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Indianapolis. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Seattle to Indianapolis flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Seattle to Indianapolis flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Indianapolis trip
Airports
SEA

Use SEA Spot Saver to book security screening appointments in advance, reducing wait times. Sign up online a few days before your flight.

Read more about SEAby Brandon Schultz
IND

Take IndyGo Route 8 from IND to downtown Indianapolis. It's a non-express bus, taking about 50 minutes, but offers a great deal per ride.

Read more about INDby Barbara Noe Kennedy
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Barbara Noe Kennedy

Barbara Noe Kennedy

Expert on IND

Barbara Noe Kennedy

Barbara Noe Kennedy

Award-winning travel journalist Barbara Noe Kennedy writes about destinations around the world—but her heart is in her home state of Virginia, where she’s always researching her next travel story.

Read more

Reviews of airlines servicing Indianapolis

Get insights into the airlines that provide service to Indianapolis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Indianapolis. Reviews last updated October 28, 2025.
Read through reviews of airlines operating flights from Seattle to Indianapolis, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Alaska Airlines
8.0
Very good
11,203 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Delta
7.9
Good
7,994 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Hawaiian Airlines
7.8
Good
2,794 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
United Airlines
7.4
Good
9,001 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
American Airlines
7.2
Good
11,032 reviews
Alaska Airlines
8.0
Very good
11,203 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Indianapolis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Seattle to Indianapolis flight route?

    This flight path from Seattle/Tacoma Intl to Indianapolis was viewed by 8 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seattle to Indianapolis?

    Delta and Alaska Airlines can get you from Seattle to Indianapolis in just under 4h 11m. Your travel time can differ by up to 2h 01m. The distance from Seattle to Indianapolis is about 1860 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Indianapolis round-trip?

    Currently priced at $194, Delta will fly you from Seattle to Indianapolis and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and American Airlines - these airlines can fly you to your destination from $208 and $219, respectively. Users have found that Delta is 46% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Indianapolis one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $85. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Seattle to Indianapolis for a low price.

  • What are the most reliable airlines from Seattle to Indianapolis?

    Before booking your flight to Indianapolis from Seattle, check out the most reliable airlines to get you to your destination on time: American Airlines (82%), Alaska Airlines (80%), Hawaiian Airlines( 80%).

  • What are the cheapest flights from Seattle to Indianapolis?

    On average you can expect to pay $352 for a flight from Seattle to Indianapolis. The cheapest flight overall is $158 while the most popular route, (Seattle/Tacoma Intl - Indianapolis) is currently priced at $179.

  • Can I find deals for flights from Seattle to Indianapolis that include hotel bookings?

    Yes. In addition to deals on Seattle to Indianapolis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Indianapolis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Indianapolis.

  • Can I find deals for business class flights from Seattle to Indianapolis?

    Yes. Cheapflights offers flight deals from Seattle to Indianapolis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Indianapolis?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Indianapolis (average of $118). Flying from Seattle to Indianapolis in June is currently the most expensive (average of $224). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
Terre Haute
Muncie
Noblesville
Fishers
Greenwood
Anderson
Kokomo
Bloomington
Plainfield
Franklin
Carmel
Crawfordsville
Speedway

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Indianapolis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Seattle to Indianapolis

Discover the top 6 airlines that operate flights from Seattle to Indianapolis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$194Average$295FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$208Average$348FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$219Average$385FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$230Average$364FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$242Average$418FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$247Average$359FlexibilityNo cancel feeOn-time85%

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