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$80+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SEA
ago. 17 — ago. 241
dom. 8/17
dom. 8/24
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 agosto 12, 2025.

Round-trip from

$173
(Kiwi.com)

One-way from

$80
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$362

Good round-trip deal

$297 or less

Good one-way deal

$189 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. 12% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 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 agosto 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
dom. 8/316:20 amORD - SEA
Nonstop4h 30mHawaiian Airlines
sáb. 9/65:55 pmSEA - ORD
Nonstop4h 08mHawaiian Airlines
Deal found 8/11$173
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
mar. 12/169:00 amORD - SEA
1 stop13h 21mAlaska Airlines
mar. 12/1611:00 pmSEA - ORD
Nonstop4h 04mAlaska Airlines
Deal found 8/10$175
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
mié. 10/18:00 amORD - SEA
Nonstop4h 37mAlaska Airlines
sáb. 10/412:17 amSEA - ORD
Nonstop4h 07mAlaska Airlines
Deal found 8/10$176
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
mié. 9/245:45 pmORD - SEA
Nonstop4h 32mHawaiian Airlines
mié. 10/15:55 pmSEA - ORD
Nonstop4h 08mHawaiian Airlines
Deal found 8/9$180
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
mar. 9/301:01 pmORD - SEA
Nonstop4h 34mHawaiian Airlines
vie. 10/316:15 pmSEA - ORD
Nonstop4h 09mHawaiian Airlines
Deal found 8/11$183
This Southwest deal was found by Cheapflights users on 8/11. 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.
mié. 10/18:40 amMDW - SEA
Nonstop4h 30mSouthwest
vie. 10/315:45 amSEA - MDW
Nonstop4h 00mSouthwest
Deal found 8/11$184
This Delta deal was found by Cheapflights users on 8/12. 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.
sáb. 10/257:37 amORD - SEA
Nonstop4h 38mDelta
vie. 10/315:55 pmSEA - ORD
Nonstop3h 55mDelta
Deal found 8/12$184
This Netflights deal was found by Cheapflights users on 8/12. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/118:00 amORD - SEA
Nonstop4h 40mHawaiian Airlines
vie. 10/1712:17 amSEA - ORD
Nonstop4h 07mHawaiian Airlines
Deal found 8/12$186
This Netflights deal was found by Cheapflights users on 8/10. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/186:00 amORD - SEA
Nonstop4h 27mAlaska Airlines
sáb. 10/255:55 pmSEA - ORD
Nonstop4h 11mAlaska Airlines
Deal found 8/10$188
This Southwest deal was found by Cheapflights users on 8/11. 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.
mié. 9/108:55 pmMDW - SEA
Nonstop4h 30mSouthwest
mié. 9/1711:10 pmSEA - MDW
Nonstop4h 05mSouthwest
Deal found 8/11$189
This Delta deal was found by Cheapflights users on 8/10. 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.
mar. 9/307:20 amSBN - SEA
1 stop8h 04mDelta
sáb. 10/411:10 pmSEA - SBN
1 stop8h 15mDelta
Deal found 8/10$189
This Hawaiian Airlines deal was found by Cheapflights users on 8/12. 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.
mié. 9/101:01 pmORD - SEA
Nonstop4h 34mHawaiian Airlines
sáb. 9/133:59 pmSEA - ORD
Nonstop4h 08mHawaiian Airlines
Deal found 8/12$189

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 agosto 12, 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

mar. 12/16

9:00 am-8:21 pm

1 stop13h 21m

Seattle/Tacoma Intl

mar. 12/16

11:00 pm-5:04 am

Nonstop4h 04m

$175

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

mié. 9/24

1:01 pm-3:35 pm

Nonstop4h 34m

Seattle/Tacoma Intl

mié. 9/24

5:55 pm-12:03 am

Nonstop4h 08m

$183

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

mar. 9/23

1:01 pm-3:35 pm

Nonstop4h 34m

Seattle/Tacoma Intl

mar. 9/23

5:55 pm-12:03 am

Nonstop4h 08m

$183

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

mié. 9/3

1:01 pm-3:35 pm

Nonstop4h 34m

Seattle/Tacoma Intl

mié. 9/3

5:55 pm-12:03 am

Nonstop4h 08m

$183

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

mar. 11/25

2:20 pm-5:07 pm

Nonstop4h 47m

Seattle/Tacoma Intl

jue. 11/27

7:20 am-1:22 pm

Nonstop4h 02m

$184

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

sáb. 10/25

8:00 am-10:40 am

Nonstop4h 40m

Seattle/Tacoma Intl

jue. 10/30

12:20 am-6:22 am

Nonstop4h 02m

$184

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

sáb. 10/25

2:20 pm-5:00 pm

Nonstop4h 40m

Seattle/Tacoma Intl

vie. 10/31

5:55 pm-11:50 pm

Nonstop3h 55m

$184

ChicagoSeattle

MDW - SEA

MDWSEA

Chicago Midway

mar. 9/9

9:05 pm-11:35 pm

Nonstop4h 30m

Seattle/Tacoma Intl

mar. 9/16

11:10 pm-5:15 am

Nonstop4h 05m

$189

ChicagoSeattle

MDW - SEA

MDWSEA

Chicago Midway

sáb. 9/6

5:25 pm-7:55 pm

Nonstop4h 30m

Seattle/Tacoma Intl

sáb. 9/13

5:55 am-11:55 am

Nonstop4h 00m

$189

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

mar. 10/7

8:00 am-10:40 am

Nonstop4h 40m

Seattle/Tacoma Intl

mar. 10/14

5:50 pm-11:59 pm

Nonstop4h 09m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

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 agosto 12, 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 agosto 12, 2025.

The most flights from USIN to SEA are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

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 American Airlines. According to our data, you can fly for as low as $80. Users have also found prices from $95 and $95 on Southwest 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 $676, our data indicates the cheapest price to be $138. The most popular route (Chicago O'Hare Intl - Seattle/Tacoma Intl), is priced around $161.

  • 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

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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 agosto 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$82Average$138FlexibilityNo cancel feeOn-time65%
FrontierCheapest$104Average$243FlexibilityNo cancel feeOn-time62%
DeltaCheapest$180Average$433FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$188Average$494FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$194Average$357FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$219Average$484FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$225Average$384FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$256Average$503FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$261Average$405FlexibilityNo cancel feeOn-time83%

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