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$93+ 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IND
Aug 12 — Aug 191
Tue 8/12
Tue 8/19
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 August 7, 2025.

Round-trip from

$175
(Hawaiian Airlines)

One-way from

$95
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$329

Good round-trip deal

$267 or less

Good one-way deal

$278 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 August 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 August 7, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 8/5. 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.
Tue 9/2312:59 amSEA - ORD
Nonstop4h 04mHawaiian Airlines
Fri 9/267:00 amORD - SEA
1 stop9h 26mHawaiian Airlines
Deal found 8/5$175
This Southwest deal was found by Cheapflights users on 8/7. 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.
Fri 9/56:00 amSEA - MDW
1 stop7h 15mSouthwest
Mon 9/81:15 pmMDW - SEA
1 stop8h 55mSouthwest
Deal found 8/7$181
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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 8/255:55 pmSEA - ORD
Nonstop4h 04mAlaska Airlines
Sun 8/317:00 amORD - SEA
1 stop9h 26mAlaska Airlines
Deal found 8/7$182
This Southwest deal was found by Cheapflights users on 8/7. 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 9/1811:10 pmSEA - MDW
Nonstop4h 05mSouthwest
Mon 9/225:25 amMDW - SEA
1 stop6h 25mSouthwest
Deal found 8/7$182
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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.
Sun 8/318:05 amSEA - ORD
Nonstop4h 19mAlaska Airlines
Wed 9/175:45 pmORD - SEA
Nonstop4h 32mAlaska Airlines
Deal found 8/7$183
This Southwest deal was found by Cheapflights users on 8/6. 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.
Fri 9/124:20 pmSEA - MDW
1 stop5h 45mSouthwest
Wed 9/179:05 pmMDW - SEA
Nonstop4h 30mSouthwest
Deal found 8/6$183
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Fri 10/311:10 amSEA - ORD
1 stop7h 09mUnited Airlines
Sun 10/57:10 amORD - SEA
Nonstop4h 33mUnited Airlines
Deal found 8/7$184
This Southwest deal was found by Cheapflights users on 8/7. 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 9/1111:10 amSEA - MDW
1 stop6h 35mSouthwest
Sun 9/1410:20 pmMDW - SEA
Nonstop4h 30mSouthwest
Deal found 8/7$184
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 8/271:30 pmSEA - ORD
1 stop6h 34mDelta
Wed 9/31:00 pmORD - SEA
1 stop8h 00mDelta
Deal found 8/5$185
This Southwest deal was found by Cheapflights users on 8/5. 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 12/612:20 pmSEA - MDW
1 stop6h 05mSouthwest
Mon 12/810:50 amMDW - SEA
Nonstop4h 35mSouthwest
Deal found 8/5$185
This American Airlines deal was found by Cheapflights users on 8/4. 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.
Thu 10/23:00 pmSEA - ORD
Nonstop4h 02mAmerican Airlines
Mon 10/69:55 pmORD - SEA
Nonstop4h 37mAmerican Airlines
Deal found 8/4$186
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Fri 8/224:55 pmSEA - ORD
Nonstop4h 00mUnited Airlines
Tue 8/267:10 amORD - SEA
Nonstop4h 33mUnited Airlines
Deal found 8/7$187

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 August 7, 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

Tue 9/23

12:59 am-7:03 am

Nonstop4h 04m

Chicago O'Hare Intl

Fri 9/26

7:00 am-2:26 pm

1 stop9h 26m

$175

SeattleChicago

SEA - MDW

SEAMDW

Seattle/Tacoma Intl

Fri 9/5

6:00 am-3:15 pm

1 stop7h 15m

Chicago Midway

Mon 9/8

1:15 pm-8:10 pm

1 stop8h 55m

$181

SeattleChicago

SEA - MDW

SEAMDW

Seattle/Tacoma Intl

Thu 9/18

11:10 pm-5:15 am

Nonstop4h 05m

Chicago Midway

Mon 9/22

5:25 am-9:50 am

1 stop6h 25m

$182

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Sun 8/31

8:05 am-2:24 pm

Nonstop4h 19m

Chicago O'Hare Intl

Mon 9/8

8:00 am-10:37 am

Nonstop4h 37m

$183

SeattleChicago

SEA - MDW

SEAMDW

Seattle/Tacoma Intl

Fri 9/12

11:10 pm-5:15 am

Nonstop4h 05m

Chicago Midway

Wed 9/17

4:05 pm-12:05 am

2 stops10h 00m

$183

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Fri 10/3

11:10 am-8:19 pm

1 stop7h 09m

Chicago O'Hare Intl

Sun 10/5

7:10 am-9:43 am

Nonstop4h 33m

$184

SeattleChicago

SEA - MDW

SEAMDW

Seattle/Tacoma Intl

Thu 9/11

11:10 am-7:45 pm

1 stop6h 35m

Chicago Midway

Sun 9/14

10:20 pm-12:50 am

Nonstop4h 30m

$184

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Wed 8/27

1:30 pm-10:04 pm

1 stop6h 34m

Chicago O'Hare Intl

Wed 9/3

1:00 pm-7:00 pm

1 stop8h 00m

$185

SeattleChicago

SEA - MDW

SEAMDW

Seattle/Tacoma Intl

Sat 12/6

12:20 pm-8:25 pm

1 stop6h 05m

Chicago Midway

Mon 12/8

10:50 am-1:25 pm

Nonstop4h 35m

$185

SeattleChicago

SEA - ORD

SEAORD

Seattle/Tacoma Intl

Thu 10/2

3:00 pm-9:02 pm

Nonstop4h 02m

Chicago O'Hare Intl

Mon 10/6

9:55 pm-12:32 am

Nonstop4h 37m

$186

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

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 $361). 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 August 7, 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 August 7, 2025.

The most flights from SEA to USIN are scheduled on a Wednesday (7 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (4 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 August 7, 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

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,247 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,987 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,631 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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, 9 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 Southwest, with whom users have recently found tickets for as low as $93. However, be on the lookout for offers from Delta and United 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 (67%), Alaska Airlines (62%) and American Airlines (62%).

  • What are the cheapest flights from Seattle to Indiana?

    Looking at all options, your cheapest flight can be booked for $218. While the most popular route (Seattle/Tacoma Intl - Chicago O'Hare Intl) can be booked for $106 on average our data indicates $397 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 $361). 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

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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 August 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$98Average$172FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$188FlexibilityNo cancel feeOn-time62%
DeltaCheapest$159Average$444FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$197Average$505FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$230Average$546FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$234Average$344FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$247Average$344FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$256Average$415FlexibilityNo cancel feeOn-time75%

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