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Cheap flights from Indianapolis to Seattle from $80

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 2/11. 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.
Frontier Logo
8:32 pm - 12:01 pm
IND
-
SEA
18h 29m1 stop
Frontier Logo
12:24 pm - 7:38 pm
SEA
-
IND
28h 14m1 stop
$186Frontier
Fri, Feb 27 - Sun, Mar 8
Southwest Logo
6:50 am - 3:40 pm
IND
-
SEA
11h 50m2 stops
Southwest Logo
9:55 am - 9:05 pm
SEA
-
IND
8h 10m1 stop
$188Southwest
Wed, Feb 4 - Wed, Feb 11
Frontier Logo
8:47 pm - 12:01 pm
IND
-
SEA
18h 14m1 stop
Frontier Logo
9:23 pm - 8:02 pm
SEA
-
IND
19h 39m2 stops
$189Frontier
Fri, Feb 13 - Thu, Feb 19
Frontier Logo
4:30 pm - 11:19 am
IND
-
SEA
21h 49m1 stop
Frontier Logo
6:30 pm - 12:28 pm
SEA
-
IND
14h 58m2 stops
$190Frontier
Thu, Feb 5 - Tue, Feb 10
Southwest Logo
6:50 am - 4:00 pm
IND
-
SEA
12h 10m2 stops
Southwest Logo
6:05 am - 6:00 pm
SEA
-
IND
8h 55m2 stops
$193Southwest
Wed, Feb 4 - Wed, Feb 11
Southwest Logo
6:40 pm - 10:30 pm
IND
-
SEA
6h 50m1 stop
Southwest Logo
6:05 am - 6:00 pm
SEA
-
IND
8h 55m2 stops
$195Southwest
Tue, Feb 3 - Tue, Feb 10
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
$196Alaska Airlines
Wed, Feb 4 - Wed, Feb 11
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
$197Alaska Airlines
Wed, Feb 4 - Wed, Feb 11
American Airlines Logo
5:38 pm - 12:24 am
IND
-
SEA
9h 46m1 stop
American Airlines Logo
12:27 pm - 11:47 pm
SEA
-
IND
8h 20m1 stop
$198American Airlines
Thu, Feb 19 - Tue, Feb 24
American Airlines Logo
5:38 pm - 12:24 am
IND
-
SEA
9h 46m1 stop
American Airlines Logo
10:08 pm - 10:25 am
SEA
-
IND
9h 17m1 stop
$199American Airlines
Thu, Feb 19 - Tue, Feb 24

American Airlines flights from Indianapolis to Seattle

Our best American Airlines deals on Indianapolis to Seattle flight tickets
American Airlines
Feb 19
IND5:38 pmIndianapolis
9h 46m
1 stop
SEA12:24 amSeattle/Tacoma Intl
Feb 24
SEA12:27 pmSeattle/Tacoma Intl
8h 20m
1 stop
IND11:47 pmIndianapolis
$198
American Airlines
Feb 19
IND5:38 pmIndianapolis
9h 46m
1 stop
SEA12:24 amSeattle/Tacoma Intl
Feb 24
SEA10:08 pmSeattle/Tacoma Intl
9h 17m
1 stop
IND10:25 amIndianapolis
$199
American Airlines
Feb 9
IND6:34 pmIndianapolis
8h 17m
1 stop
SEA11:51 pmSeattle/Tacoma Intl
Feb 15
SEA1:37 pmSeattle/Tacoma Intl
7h 41m
1 stop
IND12:18 amIndianapolis
$202

United Airlines flights from Indianapolis to Seattle

Our best United Airlines deals on Indianapolis to Seattle flight tickets
United Airlines
Jan 30
IND3:45 pmIndianapolis
10h 31m
2 stops
SEA11:16 pmSeattle/Tacoma Intl
Feb 1
SEA2:10 pmSeattle/Tacoma Intl
6h 20m
1 stop
IND11:30 pmIndianapolis
$232
United Airlines
Feb 6
IND3:45 pmIndianapolis
10h 31m
2 stops
SEA11:16 pmSeattle/Tacoma Intl
Feb 8
SEA7:00 amSeattle/Tacoma Intl
6h 37m
1 stop
IND4:37 pmIndianapolis
$242
United Airlines
Jan 22
IND11:25 amIndianapolis
10h 02m
2 stops
SEA6:27 pmSeattle/Tacoma Intl
Jan 26
SEA5:00 amSeattle/Tacoma Intl
6h 39m
1 stop
IND2:39 pmIndianapolis
$250

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 January 8, 2026.
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

Fri 2/27

8:32 pm-12:01 pm

1 stop18h 29m

Seattle/Tacoma Intl

Sun 3/8

12:24 pm-7:38 pm

1 stop28h 14m

$186

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 2/4

6:50 am-3:40 pm

2 stops11h 50m

Seattle/Tacoma Intl

Wed 2/11

9:55 am-9:05 pm

1 stop8h 10m

$188

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Fri 2/13

8:47 pm-12:01 pm

1 stop18h 14m

Seattle/Tacoma Intl

Thu 2/19

9:23 pm-8:02 pm

2 stops19h 39m

$189

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Thu 2/5

4:30 pm-11:19 am

1 stop21h 49m

Seattle/Tacoma Intl

Tue 2/10

6:30 pm-12:28 pm

2 stops14h 58m

$190

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 2/4

6:50 am-4:00 pm

2 stops12h 10m

Seattle/Tacoma Intl

Wed 2/11

6:05 am-6:00 pm

2 stops8h 55m

$193

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Tue 2/3

6:40 pm-10:30 pm

1 stop6h 50m

Seattle/Tacoma Intl

Tue 2/10

6:05 am-6:00 pm

2 stops8h 55m

$195

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 2/4

7:00 am-9:02 am

Nonstop5h 02m

Seattle/Tacoma Intl

Wed 2/11

11:55 am-7:05 pm

Nonstop4h 10m

$196

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Wed 2/4

7:00 am-9:02 am

Nonstop5h 02m

Seattle/Tacoma Intl

Wed 2/11

11:55 am-7:05 pm

Nonstop4h 10m

$197

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Thu 2/19

5:38 pm-12:24 am

1 stop9h 46m

Seattle/Tacoma Intl

Tue 2/24

12:27 pm-11:47 pm

1 stop8h 20m

$198

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Thu 2/19

5:38 pm-12:24 am

1 stop9h 46m

Seattle/Tacoma Intl

Tue 2/24

10:08 pm-10:25 am

1 stop9h 17m

$199

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, September 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 September, then you should wait until October to fly from Indianapolis, when ticket prices are also cheap, with an average price of $294.

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 $467. 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 $525.

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 $350 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 $324 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 35% 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 January 2026, prices for Indianapolis to Seattle flights are approximately 21% cheaper 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

$218

Fastest flight time

4h 50m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Indianapolis in the past 72 hours is $218. The best round-trip flight deal from Indianapolis to Seattle found on momondo in the last 72 hours is $320.
The fastest flight from Indianapolis to Seattle takes 4h 50m
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 50m, 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
3,061 reviews
Search Frontier flights
DeltaPriceFrom $149Free CancellationRating
7.9
8,032 reviews
Search Delta flights
American AirlinesPriceFrom $178Free CancellationRating
7.2
11,097 reviews
Search American Airlines flights
SouthwestPriceFrom $188Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
Hawaiian AirlinesPriceFrom $229Free CancellationRating
7.8
2,824 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $230Free CancellationRating
7.4
9,142 reviews
Search United Airlines flights
Sun Country AirPriceFrom $232Free CancellationRating
6.8
340 reviews
Search Sun Country Air flights
Alaska AirlinesPriceFrom $257Free CancellationRating
8.0
11,672 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 1 flight/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 $414. 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 1 flight out of Indianapolis into Seattle in an average week, so prices vary by time and availability. 2,824 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
Fife
Westport
Kirkland
Centralia
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.

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