Direct (nonstop) flights from Seattle to Indianapolis
2 airlines fly nonstop from Seattle Tacoma International (SEA) to Indianapolis International Airport (IND). It's 1,865 miles (3,002 km), about 4h 10m in the air. Operated by American Airlines, Alaska Airlines.
American Airlines
Alaska Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
AA
American Airlines
AS
Alaska Airlines
Alternative Routes
Other ways to fly from Seattle to Indianapolis with one stop · direct emits 315 kg CO₂ per passenger
Looking for the return flight?
IND → SEA: Flights from Indianapolis to SeattleOther direct flights from Seattle
Direct flights from Indianapolis (IND)
Frequently Asked Questions
How long is the direct flight from Seattle to Indianapolis?
A nonstop flight from Seattle (SEA) to Indianapolis (IND) takes approximately 4 hours and 10 minutes. The distance is 1,865 miles (3,002 km).
Which airlines fly nonstop from Seattle to Indianapolis?
2 airlines: American Airlines, Alaska Airlines.
Is there a nonstop flight from Seattle to Indianapolis?
Yes. 2 airlines: American Airlines, Alaska Airlines.
How far is Seattle from Indianapolis?
The flight distance from Seattle to Indianapolis is 1,865 miles (3,002 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Seattle to Indianapolis?
At 4h 10m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Seattle to Indianapolis?
Roughly 315 kg CO2 per passenger one-way. That's about the same as driving 1,575 km.
Is the return flight from Indianapolis to Seattle also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Seattle to Indianapolis?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Seattle Tacoma International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.