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$80+ Cheap flights from Seattle (SEA) to Indiana

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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IND
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Seattle to Indiana

Keep the following information in mind while searching for Seattle to Indiana flight deals. Data was last updated July 3, 2025.

Round-trip from

$165
(SmartFares)

One-way from

$80
(Priceline)

Popular in

December

Cheapest in

February

Average price

$406

Good round-trip deal

$314 or less

Good one-way deal

$202 or less
From Seattle/Tacoma Intl to Indiana
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One-way flight from Seattle/Tacoma Intl to Indiana
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Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Indiana.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Indiana.
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Find flight deals from Seattle to Indiana

Cheapest flights from Seattle to Indiana
Explore the most affordable flight options available from Seattle to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This SmartFares deal was found by Cheapflights users on 7/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2212:59 amSEA - ORD
Nonstop4h 04mHawaiian Airlines
Sun 8/3110:00 amORD - SEA
Nonstop4h 34mHawaiian Airlines
Deal found 7/1$165
This Cheapflightsfares deal was found by Cheapflights users on 7/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/215:30 pmSEA - ORD
1 stop10h 33mSpirit Airlines
Tue 7/227:08 amORD - SEA
1 stop11h 17mSpirit Airlines
Deal found 7/1$168
This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2512:13 pmSEA - ORD
1 stop8h 42mMultiple Airlines
Tue 7/297:08 amORD - SEA
1 stop11h 17mMultiple Airlines
Deal found 7/2$172
This SmartFares deal was found by Cheapflights users on 7/2. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:55 pmSEA - ORD
Nonstop4h 04mAlaska Airlines
Sat 8/302:07 pmORD - SEA
1 stop6h 38mAlaska Airlines
Deal found 7/2$178
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 8/235:50 pmSEA - ORD
Nonstop4h 01mDelta
Sun 8/317:15 amORD - SEA
Nonstop4h 30mDelta
Deal found 7/1$184
This Southwest deal was found by Cheapflights users on 7/1. 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.
Sat 8/3011:10 pmSEA - MDW
Nonstop4h 05mSouthwest
Sun 8/318:20 pmMDW - SEA
Nonstop4h 30mSouthwest
Deal found 7/1$184
This Frontier deal was found by Cheapflights users on 7/2. 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.
Sat 8/236:25 amSEA - ORD
1 stop15h 14mFrontier
Sat 8/307:00 amORD - SEA
1 stop15h 51mFrontier
Deal found 7/2$187
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/511:45 pmSEA - ORD
Nonstop4h 03mUnited Airlines
Sat 8/99:16 pmORD - SEA
Nonstop4h 43mUnited Airlines
Deal found 7/2$189
This Southwest deal was found by Cheapflights users on 7/3. 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.
Sat 8/235:00 amSEA - ORD
1 stop6h 05mSouthwest
Sat 8/304:20 pmORD - SEA
1 stop8h 10mSouthwest
Deal found 7/3$203
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Fri 8/2212:46 amSEA - ORD
Nonstop4h 06mAmerican Airlines
Sat 8/306:50 amORD - SEA
Nonstop4h 29mAmerican Airlines
Deal found 7/3$215
This Frontier deal was found by Cheapflights users on 7/2. 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.
Fri 9/196:12 amSEA - MDW
1 stop7h 41mFrontier
Mon 9/224:48 pmMDW - SEA
1 stop9h 42mFrontier
Deal found 7/2$223
This Southwest deal was found by Cheapflights users on 7/1. 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.
Thu 8/710:45 pmSEA - IND
1 stop11h 15mSouthwest
Sat 8/92:45 pmIND - SEA
1 stop8h 10mSouthwest
Deal found 7/1$229

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Indiana 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 July 3, 2025.
Use the filters below to find and compare flights from Seattle to Indiana that are best for you.

Fly from

Seattle

Fly to

Indiana

Route

Depart

Return

Price

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Fri 8/22

12:59 am-7:03 am

Nonstop4h 04m

Chicago O'Hare Intl

Sun 8/31

10:00 am-12:34 pm

Nonstop4h 34m

$165

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Mon 7/21

5:30 pm-6:03 am

1 stop10h 33m

Chicago O'Hare Intl

Tue 7/22

7:08 am-4:25 pm

1 stop11h 17m

$168

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Fri 7/25

12:13 pm-10:55 pm

1 stop8h 42m

Chicago O'Hare Intl

Tue 7/29

7:08 am-4:25 pm

1 stop11h 17m

$172

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Sat 8/23

5:55 pm-11:59 pm

Nonstop4h 04m

Chicago O'Hare Intl

Sat 8/30

2:07 pm-6:45 pm

1 stop6h 38m

$178

SeattleChicago

SEA - MDW

SEAMDW

Seattle/Tacoma Intl

Sat 8/30

11:10 pm-5:15 am

Nonstop4h 05m

Chicago Midway

Sun 8/31

8:20 pm-10:50 pm

Nonstop4h 30m

$184

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Sat 8/23

6:25 am-11:39 pm

1 stop15h 14m

Chicago O'Hare Intl

Sat 8/30

7:00 am-8:51 pm

1 stop15h 51m

$187

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Sat 8/23

5:00 am-1:05 pm

1 stop6h 05m

Chicago O'Hare Intl

Sun 8/31

6:55 pm-11:30 pm

1 stop6h 35m

$203

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Wed 7/23

6:10 am-12:11 pm

Nonstop4h 01m

Chicago O'Hare Intl

Tue 7/29

6:15 pm-8:55 pm

Nonstop4h 40m

$210

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Fri 8/15

12:46 am-6:52 am

Nonstop4h 06m

Chicago O'Hare Intl

Sat 8/23

6:50 am-9:19 am

Nonstop4h 29m

$221

SeattleChicago

SEA - MDW

SEAMDW

Seattle/Tacoma Intl

Fri 9/19

6:12 am-3:53 pm

1 stop7h 41m

Chicago Midway

Mon 9/22

4:48 pm-12:30 am

1 stop9h 42m

$223

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 60 results
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Best time to book a flight from Seattle to Indiana

Have a flexible travel schedule? Discover the best time to fly to Indiana 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 Indiana

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

Currently, August is the cheapest month in which you can book a flight from Seattle to Indiana (average of $297). Flying from Seattle to Indiana in March is currently the most expensive (average of $360). 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 IN?

Find hourly flight availability from Seattle to Indiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Indiana as you normally would.

Weekly flight availability from Seattle to Indiana

Explore weekly flight availability from Seattle to Indiana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from SEA to USIN are scheduled on a Thursday (7 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Indiana

Get insights into the airlines that provide service to Indiana. 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 Indiana. Reviews last updated July 3, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Seattle to Indiana have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Indiana?

    For a flight from Seattle to Indiana, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • How popular is this Seattle to Indiana flight route?

    Within the past month, 10 users have taken a look at flights from Seattle/Tacoma Intl to Indiana.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $80. However, be on the lookout for offers from Hawaiian Airlines and Alaska Airlines, as they are both options that can get you from Seattle to Indiana for a low price.

  • What are the most popular routes from Seattle to Indiana?

    When deciding which route to take from Seattle to Indiana consider Seattle/Tacoma Intl - Chicago O'Hare Intl, Seattle/Tacoma Intl - Chicago Midway or Seattle/Tacoma Intl - Indianapolis as they are the most popular.

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

    The top 3 most reliable airlines when flying from Seattle to Indiana are Finnair (64%), American Airlines (63%) and Alaska Airlines (51%).

  • What are the cheapest flights from Seattle to Indiana?

    Looking at all options, your cheapest flight can be booked for $147. While the most popular route (Seattle/Tacoma Intl - Chicago O'Hare Intl) can be booked for $155 on average our data indicates $333 when flying from Seattle to Indiana.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Seattle to Indiana (average of $297). Flying from Seattle to Indiana in March is currently the most expensive (average of $360). 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.

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Alternative routes for Seattle to Indiana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Seattle to Indiana

Discover the top 8 airlines that operate flights from Seattle to Indiana. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$98Average$174FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$176FlexibilityNo cancel feeOn-time62%
DeltaCheapest$159Average$449FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$187Average$354FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$197Average$512FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$230Average$549FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$253Average$418FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$257Average$354FlexibilityNo cancel feeOn-time85%

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