Cheap flights from Indiana to Washington from $101

The month of January is, on average, the cheapest month to fly to State of Washington from Indiana, with most prices found around $328. If you aren’t able to travel to State of Washington during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $332.

The cheapest day to depart from Indiana to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $493. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Indiana to State of Washington for around $588.

The cheapest time of day to fly to State of Washington is in the evening when flights can be purchased for as low as $471. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $535 on average. Flights to State of Washington from Indiana in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Indianapolis to Seattle/Tacoma Intl for the best Indiana - Washington flight prices

You are more likely to see cheaper flights to State of Washington from Indiana when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $373 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Indiana for as low as $325 on momondo.

There are 4 cabin classes available to choose from on Indiana to State of Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Indiana to Washington

Alaska Airlines, American Airlines and United Airlines are the top three most popular airlines that fly to State of Washington from Indiana according to our data. Alaska Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 6 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

63 flights are operational daily from Indiana to State of Washington as of September 2026. The most popular departure time for this route is 5:00PM, with 58% of flights per day taking off in the afternoon.

As of September 2026, 443 flights take off from Indiana and land in State of Washington each week. The most common flight departure day for this route is Fri, with 21% of weekly flights taking off on this day.