Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Indianapolis to Seattle from $69

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 8/23. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Indianapolis to Seattle

Cheap round-trip flights

Frontier Logo
4:59 pm - 8:43 pmIND-SEA
6h 44m1 stop
Frontier Logo
7:00 am - 4:14 pmSEA-IND
6h 14m1 stop
$126Frontier
Find Deal
Sat, Sep 6 - Sat, Sep 13
Frontier Logo
8:44 pm - 12:30 amIND-SEA
6h 46m1 stop
Frontier Logo
7:00 am - 4:14 pmSEA-IND
6h 14m1 stop
$133Frontier
Find Deal
Fri, Sep 5 - Sat, Sep 13
Frontier Logo
4:25 pm - 8:51 pmIND-SEA
7h 26m1 stop
Frontier Logo
6:25 am - 3:40 pmSEA-IND
6h 15m1 stop
$139Frontier
Find Deal
Sat, Aug 23 - Sat, Aug 30
Frontier Logo
4:25 pm - 8:51 pmIND-SEA
7h 26m1 stop
Frontier Logo
6:17 am - 8:14 pmSEA-IND
10h 57m1 stop
$143Frontier
Find Deal
Sat, Aug 23 - Sun, Aug 31
Frontier Logo
4:59 pm - 8:43 pmIND-SEA
6h 44m1 stop
Frontier Logo
7:00 am - 4:14 pmSEA-IND
6h 14m1 stop
$146Frontier
Find Deal
Sat, Sep 13 - Sat, Sep 20
Delta Logo
7:10 am - 2:28 pmIND-SEA
10h 18m1 stop
Delta Logo
6:05 am - 5:57 pmSEA-IND
8h 52m1 stop
$195Delta
Find Deal
Tue, Sep 30 - Tue, Oct 7
American Airlines Logo
5:20 pm - 11:41 pmIND-SEA
9h 21m1 stop
American Airlines Logo
6:10 am - 3:26 pmSEA-IND
6h 16m1 stop
$224American Airlines
Find Deal
Sat, Aug 23 - Sat, Aug 30
United Airlines Logo
5:38 pm - 10:37 pmIND-SEA
7h 59m1 stop
United Airlines Logo
7:00 am - 5:35 pmSEA-IND
7h 35m1 stop
$235United Airlines
Find Deal
Wed, Aug 6 - Sun, Aug 31
American Airlines Logo
6:13 am - 10:52 amIND-SEA
7h 39m1 stop
American Airlines Logo
12:46 am - 10:00 amSEA-IND
6h 14m1 stop
$247American Airlines
Find Deal
Sun, Aug 17 - Thu, Aug 21
Alaska Airlines Logo
6:30 am - 8:12 amIND-SEA
4h 42mnonstop
Alaska Airlines Logo
10:52 am - 6:02 pmSEA-IND
4h 10mnonstop
$257Alaska Airlines
Find Deal
Tue, Sep 30 - Tue, Oct 7

American Airlines flights from Indianapolis to Seattle

Our best American Airlines deals on Indianapolis to Seattle flight tickets
American Airlines
Aug 23
IND5:20 pmIndianapolis
9h 21m
1 stop
SEA11:41 pmSeattle/Tacoma Intl
Aug 30
SEA6:10 amSeattle/Tacoma Intl
6h 16m
1 stop
IND3:26 pmIndianapolis
American Airlines
Aug 17
IND6:13 amIndianapolis
7h 39m
1 stop
SEA10:52 amSeattle/Tacoma Intl
Aug 21
SEA12:46 amSeattle/Tacoma Intl
6h 14m
1 stop
IND10:00 amIndianapolis
American Airlines
Aug 16
IND5:40 amIndianapolis
6h 39m
1 stop
SEA9:19 amSeattle/Tacoma Intl
Aug 22
SEA12:46 amSeattle/Tacoma Intl
7h 58m
1 stop
IND11:44 amIndianapolis

Frontier flights from Indianapolis to Seattle

Our best Frontier deals on Indianapolis to Seattle flight tickets
Frontier
Sep 6
IND4:59 pmIndianapolis
6h 44m
1 stop
SEA8:43 pmSeattle/Tacoma Intl
Sep 13
SEA7:00 amSeattle/Tacoma Intl
6h 14m
1 stop
IND4:14 pmIndianapolis
Frontier
Sep 5
IND8:44 pmIndianapolis
6h 46m
1 stop
SEA12:30 amSeattle/Tacoma Intl
Sep 13
SEA7:00 amSeattle/Tacoma Intl
6h 14m
1 stop
IND4:14 pmIndianapolis
Frontier
Aug 23
IND4:25 pmIndianapolis
7h 26m
1 stop
SEA8:51 pmSeattle/Tacoma Intl
Aug 30
SEA6:25 amSeattle/Tacoma Intl
6h 15m
1 stop
IND3:40 pmIndianapolis

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 cheapest month to fly to Seattle?

In general, February 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 $298. If you don’t want to visit Seattle in February, then you should wait until April to fly from Indianapolis, when ticket prices are also cheap, with an average price of $320.

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 Tuesday. momondo users have found tickets for Tuesday departures for as low as $439. 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 $510.

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

Flying to Seattle from Indianapolis at noon is the least expensive time of day to depart. momondo users have found prices as low as $241 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $763. Departure times in the evening 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 $362 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 $330 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.

How have Indianapolis to Seattle flight prices changed over time?

As of July 2025, prices for Indianapolis to Seattle flights are approximately 20% 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

$69

Fastest flight time

4h 38m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Indianapolis in the past 72 hours is $69. The best round-trip flight deal from Indianapolis to Seattle found on momondo in the last 72 hours is $126.
The fastest flight from Indianapolis to Seattle takes 4h 38m
Direct flights go from Indianapolis to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • 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 42m, 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
Spirit AirlinesPriceFrom $82Free CancellationRating
6.3
8,094 reviews
Search Spirit Airlines flights
FrontierPriceFrom $104Free CancellationRating
5.9
3,284 reviews
Search Frontier flights
DeltaPriceFrom $183Free CancellationRating
8.0
7,983 reviews
Search Delta flights
SouthwestPriceFrom $212Free CancellationRating
8.0
4,270 reviews
Search Southwest flights
Hawaiian AirlinesPriceFrom $218Free CancellationRating
7.8
2,545 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $220Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $221Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $257Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
Sun Country AirPriceFrom $289Free CancellationRating
6.9
339 reviews
Search Sun Country Air flights
  • Alaska Airlines Flights From Indianapolis to Seattle

    Alaska Airlines is one of the most popular airlines flying from Indianapolis to Seattle, operating 6 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 $407. 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 $218, round-trip. It should be noted that an average Hawaiian Airlines flight deal for this route in this time was higher, at $386 round-trip. Hawaiian Airlines operates 12 flights out of Indianapolis into Seattle in an average week, so prices vary by time and availability. 2,545 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
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Federal Way
Kent
Lynnwood
Puyallup
Tukwila
Kirkland
Marysville
Lakewood
Fife
Shoreline
Centralia
Cle Elum
Westport
Redmond

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 7/8
Tue 7/15

Find better results for your trip to the United States