Earn point on your loyalty program!arrow arc left

Cheap flights from Indianapolis (IND) to Seattle (BFI)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Indianapolis (IND) to Seattle (BFI)

How to find the cheapest flight from Indianapolis (IND) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Indianapolis (IND) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Indianapolis (IND) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Indianapolis to Seattle in August , September 2026

31 Aug - 26 Sep $ 819.00
IND
Indianapolis
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
IND
Indianapolis
Pick dates
31 Aug - 26 Sep $ 821.00
IND
Indianapolis
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
IND
Indianapolis
Pick dates
31 Aug - 01 Oct $ 842.00
IND
Indianapolis
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
IND
Indianapolis
Pick dates

Last minute flights from Indianapolis to Seattle

21 Aug - 01 Sep $ 973.00
IND
Indianapolis
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
IND
Indianapolis
Pick dates
29 Aug - 01 Sep $ 1,062.00
IND
Indianapolis
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
IND
Indianapolis
Pick dates
26 Aug - 01 Sep $ 1,081.00
IND
Indianapolis
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
IND
Indianapolis
Pick dates

One-way flights to Seattle from Indianapolis

7:33 PM - 9:25 PM
Air Excursions
3 Stops
29h 42m
IND - BFI
$ 511
Kiwi
Pick dates
9:59 PM - 9:25 PM
Air Excursions
3 Stops
27h 16m
IND - BFI
$ 609
Kiwi
Pick dates
8:49 PM - 4:20 PM
Air Excursions
3 Stops
23h 21m
IND - BFI
$ 625
Kiwi
Pick dates

How to find the cheapest flight from Indianapolis (IND) to Seattle (BFI)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Indianapolis (IND) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Indianapolis (IND) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.