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$69+ Cheap flights from Indiana to Seattle (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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SEA
Aug 12 — Aug 191
Tue 8/12
Tue 8/19
1 adult, Economy
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Cheap flight deals from Indiana to Seattle

Keep the following information in mind while searching for Indiana to Seattle flight deals. Data was last updated August 7, 2025.

Round-trip from

$167
(Delta)

One-way from

$69
(Southwest)

Popular in

July

Cheapest in

February

Average price

$371

Good round-trip deal

$315 or less

Good one-way deal

$188 or less
From Indiana to Seattle/Tacoma Intl
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One-way flight from Indiana to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 13% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 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 Indiana to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Indiana to Seattle/Tacoma Intl.
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Find flight deals from Indiana to Seattle

Cheapest flights from Indiana to Seattle
Explore the most affordable flight options available from Indiana to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2025.

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.
Sat 9/63:25 pmMDW - SEA
1 stop9h 45mSouthwest
Sat 9/135:35 pmSEA - MDW
1 stop9h 35mSouthwest
Deal found 8/7$169
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.
Sat 11/82:05 pmMDW - SEA
1 stop7h 55mSouthwest
Wed 11/122:20 pmSEA - MDW
1 stop5h 55mSouthwest
Deal found 8/6$170
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:20 amORD - SEA
Nonstop4h 30mHawaiian Airlines
Tue 9/212:59 amSEA - ORD
Nonstop4h 04mHawaiian Airlines
Deal found 8/6$170
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.
Thu 9/49:35 pmMDW - SEA
Nonstop4h 30mSouthwest
Sun 9/1411:10 pmSEA - MDW
Nonstop4h 05mSouthwest
Deal found 8/5$171
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 11/197:30 amORD - SEA
Nonstop4h 47mDelta
Fri 11/215:45 pmSEA - ORD
Nonstop4h 02mDelta
Deal found 8/5$171
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.
Mon 8/255:40 pmMDW - SEA
1 stop7h 55mSouthwest
Wed 8/2711:50 amSEA - MDW
1 stop9h 10mSouthwest
Deal found 8/6$172
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.
Fri 9/268:00 amORD - SEA
Nonstop4h 37mAlaska Airlines
Sun 9/2812:59 amSEA - ORD
Nonstop4h 04mAlaska Airlines
Deal found 8/7$172
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.
Thu 9/45:40 pmMDW - SEA
1 stop7h 55mSouthwest
Mon 9/811:10 pmSEA - MDW
Nonstop4h 05mSouthwest
Deal found 8/6$173
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:30 pmORD - SEA
Nonstop4h 48mAmerican Airlines
Tue 11/2512:59 amSEA - ORD
Nonstop4h 00mAmerican Airlines
Deal found 8/6$173
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.
Sun 8/2410:20 pmMDW - SEA
Nonstop4h 30mSouthwest
Sat 8/3011:10 pmSEA - MDW
Nonstop4h 05mSouthwest
Deal found 8/6$174
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.
Wed 9/1012:40 pmORD - SEA
1 stop12h 30mSouthwest
Mon 9/159:10 pmSEA - ORD
1 stop12h 40mSouthwest
Deal found 8/5$174
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.
Tue 9/98:25 amMDW - SEA
1 stop7h 45mSouthwest
Mon 9/159:10 pmSEA - MDW
1 stop8h 30mSouthwest
Deal found 8/6$175

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indiana 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 August 7, 2025.
Use the filters below to find and compare flights from Indiana to Seattle that are best for you.

Fly from

Indiana

Fly to

Seattle

Route

Depart

Return

Price

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Fri 9/19

6:10 pm-8:50 pm

Nonstop4h 40m

Seattle/Tacoma Intl

Fri 9/26

11:40 pm-8:28 am

1 stop6h 48m

$167

ChicagoSeattle

MDW - SEA

MDWSEA

Chicago Midway

Sat 9/6

3:25 pm-11:10 pm

1 stop9h 45m

Seattle/Tacoma Intl

Sat 9/13

5:35 pm-5:10 am

1 stop9h 35m

$169

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Wed 8/27

6:20 am-8:50 am

Nonstop4h 30m

Seattle/Tacoma Intl

Tue 9/2

12:59 am-7:03 am

Nonstop4h 04m

$170

ChicagoSeattle

MDW - SEA

MDWSEA

Chicago Midway

Thu 9/4

9:35 pm-12:05 am

Nonstop4h 30m

Seattle/Tacoma Intl

Sun 9/14

11:10 pm-5:15 am

Nonstop4h 05m

$171

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Wed 11/19

7:30 am-10:17 am

Nonstop4h 47m

Seattle/Tacoma Intl

Fri 11/21

5:45 pm-11:47 pm

Nonstop4h 02m

$171

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Fri 9/26

8:00 am-10:37 am

Nonstop4h 37m

Seattle/Tacoma Intl

Sun 9/28

12:59 am-7:03 am

Nonstop4h 04m

$172

ChicagoSeattle

MDW - SEA

MDWSEA

Chicago Midway

Mon 8/25

5:40 pm-11:35 pm

1 stop7h 55m

Seattle/Tacoma Intl

Wed 8/27

11:50 am-11:00 pm

1 stop9h 10m

$172

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Sun 11/16

8:30 pm-11:18 pm

Nonstop4h 48m

Seattle/Tacoma Intl

Tue 11/25

12:59 am-6:59 am

Nonstop4h 00m

$173

ChicagoSeattle

MDW - SEA

MDWSEA

Chicago Midway

Thu 9/4

5:40 pm-11:35 pm

1 stop7h 55m

Seattle/Tacoma Intl

Mon 9/8

11:10 pm-5:15 am

Nonstop4h 05m

$173

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Fri 9/5

6:20 am-8:52 am

Nonstop4h 32m

Seattle/Tacoma Intl

Sat 9/6

12:59 am-7:03 am

Nonstop4h 04m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

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

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

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

Currently, January is the cheapest month in which you can book a flight from Indiana to Seattle (average of $238). Flying from Indiana to Seattle in June is currently the most expensive (average of $388). 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 IN to SEA?

Find hourly flight availability from Indiana 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 August 7, 2025.

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

Weekly flight availability from Indiana to Seattle

Explore weekly flight availability from Indiana to Seattle. 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 USIN to SEA are scheduled on a Wednesday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

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 August 7, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Indiana to Seattle 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

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Southwest
8.0
Very good
4,247 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,987 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,631 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from Indiana to Seattle. 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 into for flights to Seattle from Indiana?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Indiana to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How popular is this Indiana to Seattle flight route?

    Flights from Indiana to Seattle/Tacoma Intl have been viewed 61 times in the past calendar month.

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

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $69. Users have also found prices from $95 and $96 on Delta and Hawaiian Airlines, respectively.

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

    The most popular flight routes from Indiana to Seattle are Chicago O'Hare Intl - Seattle/Tacoma Intl, Chicago Midway - Seattle/Tacoma Intl and Indianapolis - Seattle/Tacoma Intl.

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

    Before booking your flight to Seattle from Indiana, check out the most reliable airlines to get you to your destination on time: Hawaiian Airlines (79%), Alaska Airlines (70%), American Airlines( 64%).

  • What are the cheapest flights from Indiana to Seattle?

    Looking for the cheapest flight from Indiana to Seattle? While on average our users pay $378, our data indicates the cheapest price to be $138. The most popular route (Chicago O'Hare Intl - Seattle/Tacoma Intl), is priced around $96.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Indiana to Seattle (average of $238). Flying from Indiana to Seattle in June is currently the most expensive (average of $388). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Ocean Shores
Lakewood
Lynnwood
Lacey
Leavenworth
Renton
Olympia
Puyallup
Kent
Cle Elum
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline
Federal Way
Shelton

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Alternative routes for Indiana to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Indiana to Seattle

Discover the top 9 airlines that operate flights from Indiana 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 August 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$82Average$140FlexibilityNo cancel feeOn-time65%
FrontierCheapest$104Average$254FlexibilityNo cancel feeOn-time62%
DeltaCheapest$181Average$433FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$188Average$494FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$194Average$359FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$219Average$482FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$226Average$386FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$257Average$509FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$261Average$405FlexibilityNo cancel feeOn-time83%

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