Seattle

$79+ Cheap flights from Indianapolis to Seattle (IND - SEA)

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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SEA
Mar 4 — Mar 111
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Find cheap flights from Indianapolis to Seattle with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
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The best prices from Indianapolis to Seattle/Tacoma Intl are usually found in April or February, booked 62 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Indianapolis to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Seattle (SEA). 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 February 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$231
(United Airlines)

One-way from

$79
(Cheapflightsfares)

Popular in

June

Cheapest in

April

Average price

$330

Good round-trip deal

$417 or less

Good one-way deal

$211 or less
Provider with most accurate pricing for Indianapolis-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Indianapolis-Seattle/Tacoma Intl flights.
From Indianapolis to Seattle/Tacoma Intl
One-way flight from Indianapolis to Seattle/Tacoma Intl
Highest demand for flights based on searches. 17% potential increase in price ($82 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in February 2025
Price to beat on a round-trip flight from Indianapolis to Seattle/Tacoma Intl.
Price to beat on a one-way flight from Indianapolis to Seattle/Tacoma Intl.

Find flight deals from Indianapolis to Seattle

Cheapest flights from Indianapolis to Seattle
Explore the most affordable flight options available from Indianapolis to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 27, 2025.

This Delta deal was found by Cheapflights users on 2/27. 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.
Tue 9/3011:41 amIND - SEA
1 stop7h 44mDelta
Tue 10/76:05 amSEA - IND
1 stop8h 50mDelta
Deal found 2/27$231
This CheapOair deal was found by Cheapflights users on 2/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/47:43 pmIND - SEA
1 stop16h 00mSpirit Airlines
Sun 4/139:06 pmSEA - IND
1 stop28h 24mSpirit Airlines
Deal found 2/26$232
This American Airlines deal was found by Cheapflights users on 2/26. 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.
Wed 3/126:05 amIND - SEA
1 stop9h 45mAmerican Airlines
Sat 3/1512:59 amSEA - IND
1 stop7h 01mAmerican Airlines
Deal found 2/26$233
This Alaska Airlines deal was found by Cheapflights users on 2/26. 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 4/166:35 pmIND - SEA
Nonstop4h 54mAlaska Airlines
Wed 4/2310:29 pmSEA - IND
Nonstop4h 11mAlaska Airlines
Deal found 2/26$237
This Expedia deal was found by Cheapflights users on 2/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/26:35 pmIND - SEA
Nonstop4h 54mMultiple Airlines
Sun 4/69:48 amSEA - IND
1 stop15h 49mMultiple Airlines
Deal found 2/27$239
This Frontier deal was found by Cheapflights users on 2/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/99:36 amIND - SEA
1 stop11h 08mFrontier
Thu 7/176:00 amSEA - IND
1 stop6h 23mFrontier
Deal found 2/26$244
This United Airlines deal was found by Cheapflights users on 2/25. 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.
Wed 3/125:30 amIND - SEA
1 stop11h 09mUnited Airlines
Mon 3/1711:59 pmSEA - IND
1 stop6h 25mUnited Airlines
Deal found 2/25$253
This Hawaiian Airlines deal was found by Cheapflights users on 2/26. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/196:35 pmIND - SEA
Nonstop4h 54mHawaiian Airlines
Wed 3/2610:25 amSEA - IND
Nonstop4h 10mHawaiian Airlines
Deal found 2/26$255
This Southwest deal was found by Cheapflights users on 2/26. 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 4/86:50 amIND - SEA
2 stops10h 15mSouthwest
Tue 4/156:15 amSEA - IND
2 stops10h 15mSouthwest
Deal found 2/26$324
This FlightHub deal was found by Cheapflights users on 2/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/77:05 pmIND - SEA
1 stop15h 57mSun Country Air
Sat 7/1211:59 pmSEA - IND
1 stop15h 07mSun Country Air
Deal found 2/26$325

Find flights from Indianapolis to Seattle within your budget

Customize your flight search to find flights from Indianapolis to Seattle 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 February 27, 2025.

Fly from

Indianapolis

Fly to

Seattle

Route

Depart

Return

Price

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Tue 3/25

2:03 pm-8:43 am

2 stops21h 40m

Seattle/Tacoma Intl

Mon 3/31

9:48 am-4:37 am

1 stop15h 49m

$231

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 3/12

6:05 am-12:50 pm

1 stop9h 45m

Seattle/Tacoma Intl

Sat 3/15

12:59 am-11:00 am

1 stop7h 01m

$233

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 4/16

6:35 pm-8:29 pm

Nonstop4h 54m

Seattle/Tacoma Intl

Wed 4/23

10:29 pm-5:40 am

Nonstop4h 11m

$237

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Fri 4/11

8:30 am-12:25 pm

1 stop6h 55m

Seattle/Tacoma Intl

Tue 4/15

10:55 pm-9:41 am

1 stop7h 46m

$238

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 4/2

6:35 pm-8:29 pm

Nonstop4h 54m

Seattle/Tacoma Intl

Sun 4/6

9:48 am-4:37 am

1 stop15h 49m

$239

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Sun 3/9

9:55 pm-12:02 pm

1 stop17h 07m

Seattle/Tacoma Intl

Thu 3/13

2:02 pm-7:59 pm

1 stop26h 57m

$244

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 3/12

5:30 am-1:39 pm

1 stop11h 09m

Seattle/Tacoma Intl

Mon 3/17

11:59 pm-9:24 am

1 stop6h 25m

$253

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 3/19

6:35 pm-8:29 pm

Nonstop4h 54m

Seattle/Tacoma Intl

Wed 3/26

10:25 am-5:35 pm

Nonstop4h 10m

$255

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Tue 4/8

6:50 am-2:05 pm

2 stops10h 15m

Seattle/Tacoma Intl

Tue 4/15

6:15 am-7:30 pm

2 stops10h 15m

$324

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Mon 3/31

7:43 pm-8:43 am

1 stop16h 00m

$79

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/27

Showing 1-10 of 18 results
1
2

Compare providers for flights from Indianapolis to Seattle

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 Indianapolis to Seattle in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars

*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 Indianapolis-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Indianapolis-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub 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 Indianapolis-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Indianapolis to Seattle flights

Find out what our experts recommend to make the most of your Indianapolis to Seattle trip
Airports
IND

IND offers fast security with average wait times under 3 minutes. Check wait times online before your flight for a smooth departure.

Read more about INDby Barbara Noe Kennedy
SEA

Take the Link light rail from SEA to downtown Seattle. It's affordable, runs every 10 minutes, and takes less than 40 minutes.

Read more about SEAby Brandon Schultz
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

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.

Best time to book a flight from Indianapolis to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Indianapolis 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.

Travel insights for flights from Indianapolis to Seattle

Get recent, data-driven insights about flights from Indianapolis to Seattle including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Indianapolis to Seattle. Price data was last updated on February 25, 2025.

Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from Indianapolis to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Indianapolis to Seattle (average of $238). Flying from Indianapolis to Seattle in July is currently the most expensive (average of $411). 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 IND to SEA?

Find hourly flight availability from Indianapolis to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 27, 2025.

When flying from Indianapolis to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 54% versus a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Indianapolis to Seattle. Price data was last updated on February 23, 2025.

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

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated February 27, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Indianapolis to Seattle by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

8.0
Very good

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Indianapolis to Seattle?

    Booking a flight from Indianapolis (IND) to Seattle/Tacoma Intl (SEA) is your only option if you wish to fly from Indianapolis to Seattle. On a typical day, there is 1 flight from Indianapolis to Seattle/Tacoma Intl, all of which are around 4h 41m for a nonstop flight. You can also purchase a plane ticket from 8 airlines when you book a flight from Indianapolis to Seattle.

  • How popular is this Indianapolis to Seattle flight route?

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

    Cheapflights users have booked flights from Indianapolis to Seattle round-trip from $231. Other airlines that can offer you cheap pricing are Spirit Airlines, from $232, and American Airlines, from $233. United Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $79. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Indianapolis to Seattle for a low price.

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

    Before booking your flight to Seattle from Indianapolis, check out the most reliable airlines to get you to your destination on time: Hawaiian Airlines (88%), American Airlines (87%), Alaska Airlines( 87%).

  • What are the cheapest flights from Indianapolis to Seattle?

    Looking for the cheapest flight from Indianapolis to Seattle? While on average our users pay $773, our data indicates the cheapest price to be $138. The most popular route (Indianapolis - Seattle/Tacoma Intl), is priced around $159.

  • Where are the most common layover locations when flying from Indianapolis to Seattle?

  • What are some popular things to do or see while on a layover in Chicago?

    Chicago travelers tend to visit Magnificent Mile, Grant Park, and River North more than anywhere else. Magnificent Mile, Grant Park, and River North can be accessed by traveling approximately 15.5 mi, 16.2 mi, and 15.0 mi, respectively from Chicago O'Hare Intl. Travelers can book a car rental at Chicago O'Hare Intl for about $48 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Indianapolis to Seattle flights?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Indianapolis to Seattle 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 Indianapolis to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Indianapolis to Seattle (average of $238). Flying from Indianapolis to Seattle in July is currently the most expensive (average of $411). 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
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Top 8 airlines flying from Indianapolis to Seattle

Discover the top 8 airlines that operate flights from Indianapolis to Seattle. 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 February 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$91Average$238FlexibilityNo cancel feeOn-time65%
FrontierCheapest$150Average$243FlexibilityNo cancel feeOn-time62%
DeltaCheapest$196Average$298FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$216Average$421FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$225Average$368FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$226Average$377FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$259Average$427FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$341Average$397FlexibilityNo cancel feeOn-time63%
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