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$71+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
IND — SEA
3月 14 — 3月 211
土 3/14
土 3/21
1 adult, Economy
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Cheap 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 2月 12, 2026.

This Southwest deal was found by Cheapflights users on 2/8. 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.
土 3/289:40 pm
MDW
-
SEA
Nonstop4h 35m
Southwest
月 3/305:15 am
SEA
-
MDW
Nonstop3h 55m
Southwest
Deal found 2/8$177
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
金 5/87:21 pm
ORD
-
SEA
1 stop24h 21m
Frontier
土 5/166:57 pm
SEA
-
ORD
1 stop12h 53m
Frontier
Deal found 2/12$177
This Southwest deal was found by Cheapflights users on 2/8. 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.
土 2/283:15 pm
MDW
-
SEA
1 stop9h 35m
Southwest
土 3/711:55 pm
SEA
-
MDW
Nonstop3h 55m
Southwest
Deal found 2/8$178
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
火 4/147:43 pm
IND
-
SEA
1 stop7h 47m
American Airlines
水 4/223:17 pm
SEA
-
IND
1 stop6h 14m
American Airlines
Deal found 2/10$179
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
土 5/27:21 pm
ORD
-
SEA
1 stop24h 21m
Frontier
土 5/96:57 pm
SEA
-
ORD
1 stop12h 53m
Frontier
Deal found 2/10$179
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
木 4/1610:55 am
ORD
-
SEA
1 stop24h 32m
Frontier
火 4/2110:42 am
SEA
-
ORD
1 stop17h 08m
Frontier
Deal found 2/11$181
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
水 3/48:10 am
ORD
-
SEA
2 stops28h 51m
Frontier
月 3/99:36 pm
SEA
-
ORD
1 stop30h 32m
Frontier
Deal found 2/9$182
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
金 5/18:33 pm
IND
-
SEA
1 stop15h 54m
Frontier
水 5/66:57 pm
SEA
-
IND
2 stops19h 19m
Frontier
Deal found 2/10$183
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
火 4/287:21 pm
ORD
-
SEA
1 stop24h 21m
Frontier
日 5/36:57 pm
SEA
-
ORD
1 stop12h 53m
Frontier
Deal found 2/9$183
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
木 3/54:16 pm
ORD
-
SEA
1 stop21h 03m
Frontier
月 3/99:36 pm
SEA
-
ORD
1 stop30h 32m
Frontier
Deal found 2/10$184
This Delta deal was found by Cheapflights users on 2/8. 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.
土 4/47:25 am
ORD
-
SEA
Nonstop4h 40m
Delta
日 4/125:55 pm
SEA
-
ORD
Nonstop3h 57m
Delta
Deal found 2/8$185
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
月 3/91:00 pm
ORD
-
SEA
Nonstop4h 46m
Hawaiian Airlines
火 3/1712:35 am
SEA
-
ORD
Nonstop4h 04m
Hawaiian Airlines
Deal found 2/12$186

Find flight deals from Indiana to Seattle

Keep the following information in mind while searching for Indiana to Seattle flight deals. Data was last updated 2月 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$177
(Southwest)

One-way from

$71
(Trip.com)

Popular in

July

Cheapest in

January

Average price

$317

Good round-trip deal

$314 or less

Good one-way deal

$217 or less
Provider with most accurate pricing for Indianapolis-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-Seattle/Tacoma Intl flights.
Search Deals
From Indiana to Seattle/Tacoma Intl
Search Deals
One-way flight from Indiana to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Indiana to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Indiana to Seattle/Tacoma Intl.
Search Deals

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 2月 12, 2026.
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

MDW - SEA

MDWSEA

Chicago Midway

水 4/8

9:40 pm-12:10 am

Nonstop4h 30m

Seattle/Tacoma Intl

水 4/15

6:00 am-12:00 pm

Nonstop4h 00m

$191

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

水 3/11

4:20 pm-7:03 pm

Nonstop4h 43m

Seattle/Tacoma Intl

水 3/18

7:00 am-1:06 pm

Nonstop4h 06m

$191

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

金 4/24

8:48 pm-11:29 pm

Nonstop4h 41m

Seattle/Tacoma Intl

火 4/28

5:42 pm-11:59 pm

Nonstop4h 17m

$196

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

水 3/4

7:40 am-10:25 am

Nonstop4h 45m

Seattle/Tacoma Intl

土 3/7

5:55 pm-11:52 pm

Nonstop3h 57m

$197

ChicagoSeattle

MDW - SEA

MDWSEA

Chicago Midway

水 3/18

9:20 pm-11:55 pm

Nonstop4h 35m

Seattle/Tacoma Intl

水 3/25

5:30 am-11:20 am

Nonstop3h 50m

$197

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

火 3/10

3:54 pm-6:40 pm

Nonstop4h 46m

Seattle/Tacoma Intl

火 3/17

12:35 am-6:39 am

Nonstop4h 04m

$197

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

火 5/12

4:20 pm-7:00 pm

Nonstop4h 40m

Seattle/Tacoma Intl

火 5/12

11:48 pm-5:49 am

Nonstop4h 01m

$197

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

火 3/31

6:30 am-8:33 am

Nonstop5h 03m

Seattle/Tacoma Intl

火 4/14

11:45 am-7:04 pm

Nonstop4h 19m

$197

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

火 3/17

8:09 am-10:20 am

Nonstop5h 11m

Seattle/Tacoma Intl

火 3/24

11:06 am-6:29 pm

Nonstop4h 23m

$197

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

日 3/15

6:30 am-8:33 am

Nonstop5h 03m

Seattle/Tacoma Intl

火 3/24

11:45 am-7:04 pm

Nonstop4h 19m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

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, October is the cheapest month in which you can book a flight from Indiana to Seattle (average of $158). Flying from Indiana to Seattle in July is currently the most expensive (average of $252). 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 2月 12, 2026.

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.

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 38 times in the past calendar month.

  • How long is the flight from Indiana to Seattle?

    A quick flight from Indiana to Seattle can take about 4h 30m. Southwest provides one of the quickest options available for as low as $191. There are 1728 mi between Indiana and Seattle. Generally, flights for this route are nonstop.

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

    For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $245. Users have also found prices from $264 and $351 on Alaska Airlines and Air Canada, 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, Cincinnati Cinci./N. Kentucky - 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: Alaska Airlines (70%), American Airlines (55%), Hawaiian Airlines( 54%).

  • What are the cheapest flights from Indiana to Seattle?

    Looking for the cheapest flight from Indiana to Seattle? While on average our users pay $846, our data indicates the cheapest price to be $138. The most popular route (Chicago O'Hare Intl - Seattle/Tacoma Intl), is priced around $191.

  • 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, October is the cheapest month in which you can book a flight from Indiana to Seattle (average of $158). Flying from Indiana to Seattle in July is currently the most expensive (average of $252). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Kent
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

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Alternative routes for Indiana to Seattle

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Top 8 airlines flying from Indiana to Seattle

Discover the top 8 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 2月 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$98Average$218FlexibilityNo cancel feeOn-time62%
DeltaCheapest$115Average$382FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$132Average$355FlexibilityNo cancel feeOn-time83%
Hawaiian AirlinesCheapest$168Average$366FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$171Average$412FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$178Average$453FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$188Average$320FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$256Average$517FlexibilityNo cancel feeOn-time75%

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