Cheap flights from Indianapolis, IN to Seattle, WA
Flights starting at $85. Choose between Alaska Airlines, Spirit Airlines, or Frontier Airlines to find the best price.
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to Seattle
Cheapest one-way trip | $152 |
|---|---|
Cheapest nonstop round-trip | $153 |
Cheapest round-trip | $290 |
Nonstop flights in April | $153 – $417 |
Most popular airline | Alaska Airlines |
Search by stops
Search by price
Search by departure date
One-way trips
Updated:
Round trips
Updated:
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Book your trip to arrive at Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base. The distance between Indianapolis and Seattle is 2998 km. The most popular airlines for this route are Alaska Airlines, Spirit Airlines, Frontier Airlines, United Airlines, and Harbour Air (Priv). Indianapolis and Seattle have 207 direct flights per week.
Weekly direct flights
Discover the top airlines offering direct flights from Indianapolis to Seattle in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 07.04 - Sat 13.04
| Airline | Sun 07.04 | Mon 08.04 | Tue 09.04 | Wed 10.04 | Thu 11.04 | Fri 12.04 | Sat 13.04 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 2 | 1 | 1 | 1 |
Weekly direct flights for Sun 14.04 - Sat 20.04
| Airline | Sun 14.04 | Mon 15.04 | Tue 16.04 | Wed 17.04 | Thu 18.04 | Fri 19.04 | Sat 20.04 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | --- | 1 | 2 | 2 | 1 |
Weekly direct flights for Sun 21.04 - Sat 27.04
| Airline | Sun 21.04 | Mon 22.04 | Tue 23.04 | Wed 24.04 | Thu 25.04 | Fri 26.04 | Sat 27.04 |
|---|---|---|---|---|---|---|---|
| 2 | 2 | 1 | 1 | 2 | 2 | 1 |
Weekly direct flights for Sun 28.04 - Sat 04.05
| Airline | Sun 28.04 | Mon 29.04 | Tue 30.04 | Wed 01.05 | Thu 02.05 | Fri 03.05 | Sat 04.05 |
|---|---|---|---|---|---|---|---|
| 2 | 2 | 1 | 1 | 2 | 2 | 1 |
Check-in for a flight from Indianapolis to Seattle
| Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
|---|---|---|---|---|
| Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
| Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
| Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
| United Airlines | UAL | UA | Yes | No |
| Harbour Air (Priv) | HES | YB | No | No |
Weather in Seattle
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 7°C | 2°C |
| February | 8°C | 1°C |
| March | 10°C | 3°C |
| April | 13°C | 4°C |
| May | 18°C | 8°C |
| June | 21°C | 10°C |
| July | 25°C | 13°C |
| August | 26°C | 14°C |
| September | 22°C | 11°C |
| October | 15°C | 7°C |
| November | 10°C | 4°C |
| December | 6°C | 1°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Indianapolis
- Flights from Indianapolis to Las Vegas
- Flights from Indianapolis to Orlando
- Flights from Indianapolis to Denver
- Flights from Indianapolis to Los Angeles
- Flights from Indianapolis to Fort Lauderdale
- Flights from Indianapolis to Austin
- Flights from Indianapolis to Phoenix
- Flights from Indianapolis to San Diego
- Flights from Indianapolis to Sacramento
- Flights from Indianapolis to Tampa
- Flights from Indianapolis to San Francisco
- Flights from Indianapolis to Jacksonville
- Flights from Indianapolis to Sarasota
- Flights from Indianapolis to West Palm Beach
- Flights from Indianapolis to New Orleans
- Flights from Indianapolis to Oakland
- Flights from Indianapolis to Salt Lake City
- Flights from Indianapolis to Washington, D.C.
- Flights from Indianapolis to Fort Myers
- Flights from Indianapolis to Portland
Flights to Seattle
- Flights from Denver to Seattle
- Flights from Atlanta to Seattle
- Flights from Houston to Seattle
- Flights from Las Vegas to Seattle
- Flights from Austin to Seattle
- Flights from Orlando to Seattle
- Flights from Los Angeles to Seattle
- Flights from Salt Lake City to Seattle
- Flights from Mexico City to Seattle
- Flights from Paris to Seattle
- Flights from London to Seattle
- Flights from Washington, D.C. to Seattle
- Flights from Detroit to Seattle
- Flights from New York to Seattle
- Flights from Minneapolis to Seattle
- Flights from Phoenix to Seattle
- Flights from Dallas to Seattle
- Flights from Raleigh to Seattle
- Flights from Charlotte to Seattle
- Flights from Cleveland to Seattle
Popular routes
- Flights from Oaxaca to Oakland
- Flights from New York to Bodrum
- Flights from Los Angeles to Guadalajara
- Flights from New York to London
- Flights from San Jose to Ontario
- Flights from Boston to Shanghai
- Flights from Prague to Fort Lauderdale
- Flights from New York to Tivat
- Flights from Orlando to Vilnius
- Flights from New York to Oklahoma City
- Flights from Salt Lake City to Norfolk
- Flights from Amsterdam to Palma, Majorca
- Flights from San Francisco to Las Vegas
