Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Seattle to Indianapolis
The cheapest flights right now
Seattle – Indianapolis
Outbound – Dec 6, 2026
1 stop
6h 27m ORD
Return – Dec 11, 2026
1 stop
7h 4m ORD
$366
2 days ago
Seattle – Indianapolis
Outbound – Dec 5, 2026
direct
4h 8m Return – Dec 12, 2026
direct
5h 4m $405
yesterday
Seattle – Indianapolis
Outbound – Dec 5, 2026
direct
4h 8m Return – Dec 12, 2026
direct
5h 4m $402
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$282
Average price of a round trip
$333
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
4h18
A flight from Seattle to Indianapolis takes on average 4h18.
Best time
September
According to user searches, the ideal month to go to Indianapolis is September.
Tips for finding a cheap flight from Seattle to Indianapolis
Check out our tips for booking your flight to Indianapolis (USA) from Seattle (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is October, with an average flight ticket price of $333 (calculation over the last two years). The most touristic season corresponds to the months of October, November and January.
For the cheapest flights, it is advisable to buy your ticket at least 36 days before the departure date.
The airline offering the cheapest flight tickets is Frontier Airlines. A ticket from the airline Frontier Airlines to Indianapolis costs on average $315.
The airlines that offer the most flights are Alaska Airlines and Alaska Airlines.
Price of flight tickets from Seattle to Indianapolis
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $282 to $376
- The average price of a flight ticket is about $333
- Prices are lowest for stays in the month of October
- The month in which booking a ticket is cheaper is: November
info departure city :
Seattle, USA
airports :
Kenmore Air Harbor Spb. (LKE)
Seattle-Tacoma International Airport (SEA)
Renton Municipal Airport (RNT)
King County International Airport (BFI)
local time :
Seattle is a city in the country USA, the time zone is [[timezone]]. In Seattle, it is currently {fromLocalTime}, the temperature is on average 12°C, with a minimum of 9°C and a maximum of 17°C.
The city of Seattle (SEA) has 4 airport(s): Kenmore Air Harbor Spb., Seattle-Tacoma, Renton and King County
destination info :
Indianapolis, USA
airports :
Indianapolis International Airport (IND)
Eagle Creek Airpark (EYE)
local time :
Indianapolis is in the country USA, the time zone is [[timezone]]. In Indianapolis, it is currently {toLocalTime}, the temperature is on average 14°C, with a minimum of 9°C and a maximum of 20°C.
The city of Indianapolis has 2 airport(s): Indianapolis and Eagle Creek Airpark
Useful info about Indianapolis
What is the least touristic period to go to Indianapolis?
If you want to visit Indianapolis during the least touristic period, choose the month of September.
What is the most popular time to travel to Indianapolis?
In Indianapolis, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Seattle to Indianapolis?
According to our data, it is recommended to book your flight 36 days before your departure. If you book your flight ticket 6 weeks before your departure, you may find a price below average. The cheapest day to book a flight from Seattle to Indianapolis is Sunday.
What are the arrival and destination airports when traveling between Seattle and Indianapolis?
When you leave, you can leave from Seattle-Tacoma, and you will arrive at Indianapolis.
How to reach Seattle airport from the city centre?
The airport Kenmore Air Harbor Spb. is located 3 km, Seattle-Tacoma is located 16 km, Renton is located 16 km or King County is located 8 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Seattle to Indianapolis?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Seattle and Indianapolis?
In summer, the average temperature is 23°C in Indianapolis and 18°C in Seattle. The average rainfall in summer is 116 mm in Indianapolis and 38 mm in Seattle. In summer, it is warmer in Indianapolis and it rains less in Seattle. In winter, it is colder in Seattle and it rains more in Seattle.
