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Cheap flights from Indianapolis to Seattle from $82

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Seattle departing on 2/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:00 am - 9:02 am
IND
-
SEA
5h 02mnonstop
Alaska Airlines Logo
11:55 am - 7:05 pm
SEA
-
IND
4h 10mnonstop
$217Alaska Airlines
Wed, Jan 21 - Wed, Jan 28
Delta Logo
3:43 pm - 9:49 pm
IND
-
SEA
9h 06m1 stop
Delta Logo
11:26 am - 10:49 pm
SEA
-
IND
8h 23m1 stop
$219Delta
Mon, Jan 19 - Sat, Jan 31
Alaska Airlines Logo
7:00 am - 9:02 am
IND
-
SEA
5h 02mnonstop
Alaska Airlines Logo
11:45 am - 6:56 pm
SEA
-
IND
4h 11mnonstop
$226Alaska Airlines
Thu, Jan 22 - Sat, Feb 28
Alaska Airlines Logo
7:00 am - 9:02 am
IND
-
SEA
5h 02mnonstop
Alaska Airlines Logo
11:55 am - 7:05 pm
SEA
-
IND
4h 10mnonstop
$227Alaska Airlines
Wed, Jan 21 - Fri, Jan 30
American Airlines Logo
6:00 am - 11:45 am
IND
-
SEA
8h 45m1 stop
American Airlines Logo
11:12 pm - 11:41 am
SEA
-
IND
9h 29m1 stop
$236American Airlines
Fri, Jan 16 - Mon, Jan 19
Alaska Airlines Logo
7:00 am - 9:02 am
IND
-
SEA
5h 02mnonstop
Alaska Airlines Logo
11:55 am - 7:05 pm
SEA
-
IND
4h 10mnonstop
$237Alaska Airlines
Sun, Jan 18 - Mon, Jan 26
Delta Logo
5:14 pm - 11:25 pm
IND
-
SEA
9h 11m1 stop
Delta Logo
9:45 pm - 9:15 am
SEA
-
IND
8h 30m1 stop
$239Delta
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
7:15 am - 11:32 am
IND
-
SEA
7h 17m1 stop
United Airlines Logo
5:00 am - 4:37 pm
SEA
-
IND
8h 37m2 stops
$242United Airlines
Wed, Jan 21 - Wed, Jan 28
Delta Logo
4:25 pm - 8:50 pm
IND
-
SEA
7h 25m1 stop
Delta Logo
11:50 am - 11:47 pm
SEA
-
IND
8h 57m1 stop
$249Delta
Tue, Mar 24 - Fri, Mar 27
United Airlines Logo
9:00 am - 1:57 pm
IND
-
SEA
7h 57m1 stop
United Airlines Logo
8:40 am - 8:02 pm
SEA
-
IND
8h 22m2 stops
$252United Airlines
Fri, Jan 23 - Tue, Jan 27

Alaska Airlines flights from Indianapolis to Seattle

Our best Alaska Airlines deals on Indianapolis to Seattle flight tickets
Alaska Airlines
Jan 21
IND7:00 amIndianapolis
5h 02m
SEA9:02 amSeattle/Tacoma Intl
Jan 28
SEA11:55 amSeattle/Tacoma Intl
4h 10m
IND7:05 pmIndianapolis
$217
Find similar
Alaska Airlines
Jan 22
IND7:00 amIndianapolis
5h 02m
SEA9:02 amSeattle/Tacoma Intl
Feb 28
SEA11:45 amSeattle/Tacoma Intl
4h 11m
IND6:56 pmIndianapolis
$226
Find similar
Alaska Airlines
Jan 21
IND7:00 amIndianapolis
5h 02m
SEA9:02 amSeattle/Tacoma Intl
Jan 29
SEA11:55 amSeattle/Tacoma Intl
4h 10m
IND7:05 pmIndianapolis
$227
Find similar

Delta flights from Indianapolis to Seattle

Our best Delta deals on Indianapolis to Seattle flight tickets
Delta
Jan 19
IND3:43 pmIndianapolis
9h 06m
1 stop
SEA9:49 pmSeattle/Tacoma Intl
Jan 31
SEA11:26 amSeattle/Tacoma Intl
8h 23m
1 stop
IND10:49 pmIndianapolis
$219
Find similar
Delta
Mar 4
IND5:14 pmIndianapolis
9h 11m
1 stop
SEA11:25 pmSeattle/Tacoma Intl
Mar 8
SEA9:45 pmSeattle/Tacoma Intl
8h 30m
1 stop
IND9:15 amIndianapolis
$239
Find similar
Delta
Mar 24
IND4:25 pmIndianapolis
7h 25m
1 stop
SEA8:50 pmSeattle/Tacoma Intl
Mar 27
SEA11:50 amSeattle/Tacoma Intl
8h 57m
1 stop
IND11:47 pmIndianapolis
$249
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Indianapolis 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, momondo users made 832,500 searches. Data last updated December 29, 2025.
Use the filters below to find and compare flights from Indianapolis to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 1/21

7:00 am-9:02 am

Nonstop5h 02m

Seattle/Tacoma Intl

Wed 1/28

11:55 am-7:05 pm

Nonstop4h 10m

$217

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Mon 1/19

3:43 pm-9:49 pm

1 stop9h 06m

Seattle/Tacoma Intl

Sat 1/31

11:26 am-10:49 pm

1 stop8h 23m

$219

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Thu 1/22

7:00 am-9:02 am

Nonstop5h 02m

Seattle/Tacoma Intl

Sat 2/28

11:45 am-6:56 pm

Nonstop4h 11m

$226

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 1/21

7:00 am-9:02 am

Nonstop5h 02m

Seattle/Tacoma Intl

Fri 1/30

11:55 am-7:05 pm

Nonstop4h 10m

$227

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Fri 1/16

6:00 am-11:45 am

1 stop8h 45m

Seattle/Tacoma Intl

Mon 1/19

11:12 pm-11:41 am

1 stop9h 29m

$236

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Sun 1/18

7:00 am-9:02 am

Nonstop5h 02m

Seattle/Tacoma Intl

Mon 1/26

11:55 am-7:05 pm

Nonstop4h 10m

$237

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 3/4

5:14 pm-11:25 pm

1 stop9h 11m

Seattle/Tacoma Intl

Sun 3/8

9:45 pm-9:15 am

1 stop8h 30m

$239

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 1/21

7:15 am-11:32 am

1 stop7h 17m

Seattle/Tacoma Intl

Wed 1/28

5:00 am-4:37 pm

2 stops8h 37m

$242

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Tue 3/24

4:25 pm-8:50 pm

1 stop7h 25m

Seattle/Tacoma Intl

Fri 3/27

11:50 am-11:47 pm

1 stop8h 57m

$249

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Fri 1/23

9:00 am-1:57 pm

1 stop7h 57m

Seattle/Tacoma Intl

Tue 1/27

8:40 am-8:02 pm

2 stops8h 22m

$252

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Indianapolis to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Indianapolis and Seattle?

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Indianapolis to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $294. If you don’t want to visit Seattle in October, then you should wait until September to fly from Indianapolis, when ticket prices are also cheap, with an average price of $295.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Indianapolis is on a Thursday. momondo users have found tickets for Thursday departures for as low as $465. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Indianapolis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $528.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Indianapolis in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $476 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $489. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Indianapolis to Seattle/Tacoma Intl flight route?

Fly from Indianapolis to Seattle/Tacoma Intl for the best Indianapolis - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $351 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Indianapolis for as low as $329 on momondo.

What cabin class options are available on Indianapolis to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Indianapolis to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Indianapolis to Seattle flights?

You could potentially save up to 9% on your flight if you consider stops on a Indianapolis to Seattle flight.

How have Indianapolis to Seattle flight prices changed over time?

As of December 2025, prices for Indianapolis to Seattle flights are approximately 41% more expensive when compared to flights at the same time last year.

When to book flights from Indianapolis to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Indianapolis to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Indianapolis to Seattle (IND to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to Seattle

Best Price Found

$229

Fastest flight time

4h 47m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Indianapolis in the past 72 hours is $229. The best round-trip flight deal from Indianapolis to Seattle found on momondo in the last 72 hours is $326.
The fastest flight from Indianapolis to Seattle takes 4h 47m
Direct flights go from Indianapolis to Seattle every day.
There is 1 airport in Seattle. From Indianapolis there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

  • How far is Indianapolis to Seattle/Tacoma Intl by plane?

    Indianapolis and Seattle/Tacoma Intl are 1866.8 mi apart from one another. Flights usually cover this in 4h 47m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Indianapolis Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Indianapolis Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Indianapolis Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Indianapolis Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Indianapolis Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Indianapolis to Seattle?

  • What is the most popular airline from Indianapolis to Seattle?

Best airlines flying from Indianapolis to Seattle

Compare and see reviews for airlines that fly from Indianapolis to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $100Free CancellationRating
5.7
3,062 reviews
Search Frontier flights
DeltaPriceFrom $150Free CancellationRating
7.9
8,013 reviews
Search Delta flights
American AirlinesPriceFrom $178Free CancellationRating
7.2
11,067 reviews
Search American Airlines flights
SouthwestPriceFrom $188Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
Hawaiian AirlinesPriceFrom $229Free CancellationRating
7.8
2,821 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $230Free CancellationRating
7.4
9,120 reviews
Search United Airlines flights
Sun Country AirPriceFrom $232Free CancellationRating
6.9
337 reviews
Search Sun Country Air flights
Alaska AirlinesPriceFrom $257Free CancellationRating
8.0
11,565 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Indianapolis to Seattle

    Alaska Airlines is one of the most popular airlines flying from Indianapolis to Seattle, operating 8 flights/week on average for this route. A good Alaska Airlines flight deal for Indianapolis to Seattle starts from $257 round-trip, up to an average price of $413. Our users have rated Alaska Airlines at 8.0/10.

  • Hawaiian Airlines Flights From Indianapolis to Seattle

    The best Hawaiian Airlines deal for Indianapolis to Seattle flight tickets found on momondo in the last 72 hours was $229, round-trip. It should be noted that an average Hawaiian Airlines flight deal for this route in this time was higher, at $379 round-trip. Hawaiian Airlines operates 9 flights out of Indianapolis into Seattle in an average week, so prices vary by time and availability. 2,821 Hawaiian Airlines reviews by users on momondo have scored the airline at 7.8/10.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Redmond
Tukwila
Federal Way
Cle Elum
Lakewood
Centralia
Fife
Westport
Kirkland
Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Indianapolis to Seattle for you.

Can I find flights from Indianapolis to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Indianapolis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Indianapolis to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Indianapolis.

I’m not ready to book a flight from Indianapolis to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Indianapolis to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

An easier way to manage your Seattle trip

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