Cheap flights from Indianapolis to North Seattle

View AU$150 flight on Mon, 18 Aug. 2025Opens in a new window

Popular airlines from Indianapolis to North Seattle

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • Hawaiian Airlines

    Hawaiian Airlines

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Cheap Flights from Indianapolis (IND) to North Seattle (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, 22 Aug. - Tue, 26 Aug.
IND
Indianapolis
SEA
Seattle
AU$299 Return, found 4 days ago
AU$299
Return
found 4 days ago
Select American Airlines flight, departing Fri, 22 Aug. from Indianapolis to Seattle, returning Tue, 26 Aug., priced at AU$299 found 4 days ago
Delta
Fri, 22 Aug. - Tue, 26 Aug.
IND
Indianapolis
SEA
Seattle
AU$299 Return, found 4 days ago
AU$299
Return
found 4 days ago
Select Delta flight, departing Fri, 22 Aug. from Indianapolis to Seattle, returning Tue, 26 Aug., priced at AU$299 found 4 days ago
Delta
Tue, 7 Oct. - Tue, 14 Oct.
IND
Indianapolis
SEA
Seattle
AU$329 Return, found 1 day ago
AU$329
Return
found 1 day ago
Select Delta flight, departing Tue, 7 Oct. from Indianapolis to Seattle, returning Tue, 14 Oct., priced at AU$329 found 1 day ago
Hawaiian Airlines
Sat, 11 Oct. - Tue, 14 Oct.
IND
Indianapolis
SEA
Seattle
AU$390 Return, found 1 day ago
AU$390
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, 11 Oct. from Indianapolis to Seattle, returning Tue, 14 Oct., priced at AU$390 found 1 day ago
United
Fri, 22 Aug. - Tue, 26 Aug.
IND
Indianapolis
SEA
Seattle
AU$400 Return, found 4 days ago
AU$400
Return
found 4 days ago
Select United flight, departing Fri, 22 Aug. from Indianapolis to Seattle, returning Tue, 26 Aug., priced at AU$400 found 4 days ago
Alaska Airlines
Fri, 22 Aug. - Tue, 26 Aug.
IND
Indianapolis
SEA
Seattle
AU$439 Return, found 4 days ago
AU$439
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 22 Aug. from Indianapolis to Seattle, returning Tue, 26 Aug., priced at AU$439 found 4 days ago

Find the cheapest month to fly from Indianapolis (IND) to Seattle (SEA)

September is typically the cheapest month to fly

From AU$168 - AU$298 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.