What is the cheapest airline that flies from Indianapolis to Washington?

Allegiant Air, Southwest, and American Airlines are the most popular carriers operating from Indianapolis to Washington

What airlines fly to State of Washington?

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to State of Washington from Indianapolis 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 9 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Indianapolis Airport to Washington?

Prices for flights from Indianapolis Airport to Washington are refreshed on a daily basis.

How many operators does momondo search for flights from Indianapolis Airport to Washington?

The number of operators available for flights from Indianapolis Airport to Washington is 10 as of August 2025.

How old do you have to be to fly from Indianapolis Airport to Washington?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$59 Cheap Flights from Indianapolis to Washington in 2025

Q: How many flights depart from Indianapolis to State of Washington on average per week?

As of August 2025, 35 flights take off from Indianapolis and land in State of Washington each week. The most common flight departure day for this route is Wed, with 17% of weekly flights taking off on this day.

Q: How many flights depart from Indianapolis to State of Washington on average per day?

The number of flights available between Indianapolis and State of Washington is 5 per day as of August 2025. The most frequent departure time is 6:00AM, with 56% of daily flights leaving at noon.

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Find the cheapest flights from Indianapolis to Washington

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

11:45 am - 1:06 pmIND-PDX

4h 21mnonstop

3:21 pm - 10:23 pmPDX-IND

4h 02mnonstop

$132Allegiant Air

Find Deal

Mon, Aug 18 - Fri, Aug 29

7:10 am - 12:20 pmIND-SEA

8h 10m1 stop

6:55 am - 4:55 pmSEA-IND

7h 00m1 stop

$137Southwest

Find Deal

Tue, Sep 30 - Tue, Oct 7

10:50 am - 5:29 pmIND-SEA

9h 39m1 stop

2:52 pm - 12:09 amSEA-IND

6h 17m1 stop

$159American Airlines

Find Deal

Tue, Sep 30 - Tue, Oct 7

5:27 am - 9:21 amIND-SEA

6h 54m1 stop

6:42 am - 5:41 pmSEA-IND

7h 59m1 stop

$162American Airlines

Find Deal

Fri, Sep 5 - Wed, Sep 10

12:02 pm - 5:39 pmIND-SEA

8h 37m1 stop

11:10 pm - 9:52 amSEA-IND

7h 42m1 stop

$177Delta

Find Deal

Sat, Sep 27 - Sat, Sep 27

6:30 am - 12:46 pmIND-GEG

9h 16m1 stop

5:45 pm - 5:10 amGEG-IND

8h 25m1 stop

$186Hawaiian Airlines

Find Deal

Tue, Sep 30 - Wed, Oct 1

7:33 pm - 11:58 pmIND-GEG

7h 25m1 stop

6:10 am - 3:45 pmGEG-IND

6h 35m1 stop

$187Delta

Find Deal

Wed, Sep 17 - Tue, Sep 23

6:30 am - 12:27 pmIND-PDX

8h 57m1 stop

1:24 pm - 5:10 amPDX-IND

12h 46m1 stop

$220Alaska Airlines

Find Deal

Tue, Sep 16 - Wed, Sep 24

6:30 am - 12:43 pmIND-GEG

9h 13m1 stop

5:46 pm - 5:10 amGEG-IND

8h 24m1 stop

$221Alaska Airlines

Find Deal

Mon, Aug 25 - Wed, Aug 27

6:30 am - 8:12 amIND-SEA

4h 42mnonstop

10:45 am - 6:02 pmSEA-IND

4h 17mnonstop

$237Hawaiian Airlines

Find Deal

Tue, Sep 30 - Tue, Oct 7

Southwest flights from Indianapolis to State of Washington

Our best Southwest deals on Indianapolis to State of Washington flight tickets

Southwest

Sep 30

IND7:10 amIndianapolis

8h 10m

1 stop

SEA12:20 pmSeattle/Tacoma Intl

Oct 7

SEA6:55 amSeattle/Tacoma Intl

7h 00m

1 stop

IND4:55 pmIndianapolis

$137

Find similar

Southwest

Sep 30

IND6:40 amIndianapolis

6h 45m

1 stop

SEA10:25 amSeattle/Tacoma Intl

Oct 7

SEA6:55 amSeattle/Tacoma Intl

9h 10m

2 stops

IND7:05 pmIndianapolis

$142

Find similar

Southwest

Aug 26

IND6:15 pmIndianapolis

8h 50m

1 stop

SEA12:05 amSeattle/Tacoma Intl

Sep 3

SEA9:10 pmSeattle/Tacoma Intl

9h 50m

1 stop

IND10:00 amIndianapolis

$144

Find similar

United Airlines flights from Indianapolis to State of Washington

Our best United Airlines deals on Indianapolis to State of Washington flight tickets

United Airlines

Aug 27

IND6:00 amIndianapolis

6h 43m

1 stop

SEA9:43 amSeattle/Tacoma Intl

Sep 2

SEA10:55 pmSeattle/Tacoma Intl

8h 39m

1 stop

IND10:34 amIndianapolis

$217

Find similar

United Airlines

Oct 22

IND6:51 pmIndianapolis

6h 54m

1 stop

PDX10:45 pmPortland

Oct 25

PDX5:00 amPortland

8h 22m

2 stops

IND4:22 pmIndianapolis

$226

Find similar

United Airlines

Sep 8

IND6:51 pmIndianapolis

7h 08m

1 stop

SEA10:59 pmSeattle/Tacoma Intl

Sep 13

SEA11:54 pmSeattle/Tacoma Intl

8h 15m

1 stop

IND11:09 amIndianapolis

$227

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Indianapolis to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisPortland

IND - PDX

INDPDX

Indianapolis

Mon 8/18

11:45 am-1:06 pm

Nonstop4h 21m

Portland

Fri 8/29

3:21 pm-10:23 pm

Nonstop4h 02m

$132

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Tue 9/30

7:10 am-12:20 pm

1 stop8h 10m

Seattle/Tacoma Intl

Tue 10/7

6:55 am-4:55 pm

1 stop7h 00m

$137

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Tue 9/30

10:50 am-5:29 pm

1 stop9h 39m

Seattle/Tacoma Intl

Tue 10/7

2:52 pm-12:09 am

1 stop6h 17m

$159

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Fri 9/5

5:27 am-9:21 am

1 stop6h 54m

Seattle/Tacoma Intl

Wed 9/10

6:42 am-5:41 pm

1 stop7h 59m

$162

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Sat 9/27

12:02 pm-5:39 pm

1 stop8h 37m

Seattle/Tacoma Intl

Sat 9/27

11:10 pm-9:52 am

1 stop7h 42m

$177

IndianapolisSpokane

IND - GEG

INDGEG

Indianapolis

Tue 9/30

6:30 am-12:46 pm

1 stop9h 16m

Spokane

Wed 10/1

5:45 pm-5:10 am

1 stop8h 25m

$186

IndianapolisSpokane

IND - GEG

INDGEG

Indianapolis

Wed 9/17

7:33 pm-11:58 pm

1 stop7h 25m

Spokane

Tue 9/23

6:10 am-3:45 pm

1 stop6h 35m

$187

IndianapolisPortland

IND - PDX

INDPDX

Indianapolis

Tue 9/16

6:30 am-12:27 pm

1 stop8h 57m

Portland

Wed 9/24

1:24 pm-5:10 am

1 stop12h 46m

$220

IndianapolisSpokane

IND - GEG

INDGEG

Indianapolis

Mon 8/25

6:30 am-12:43 pm

1 stop9h 13m

Spokane

Wed 8/27

5:46 pm-5:10 am

1 stop8h 24m

$221

IndianapolisSeattle

IND - SEA

INDSEA

Indianapolis

Tue 9/30

6:30 am-8:12 am

Nonstop4h 42m

Seattle/Tacoma Intl

Tue 10/7

10:45 am-6:02 pm

Nonstop4h 17m

$237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Indianapolis to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to State of Washington?

The month of February is, on average, the cheapest month to fly to State of Washington from Indianapolis, with most prices found around $298. If you aren’t able to travel to State of Washington during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $315.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Indianapolis to State of Washington is on a Tuesday. Travelers who choose to depart for State of Washington on a Tuesday will often find tickets for as low as $440. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Indianapolis to State of Washington for around $511.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $241. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $885 on average. Flights to State of Washington from Indianapolis in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Indianapolis to Washington flight route?

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

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $359 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 Indianapolis for as low as $323 on momondo.

What cabin class options are available on Indianapolis to Washington flights?

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

Can stopping save me money on Indianapolis to State of Washington flights?

You could potentially save up to 47% on your flight if you consider stops on a Indianapolis to State of Washington flight.

Cheap Indianapolis to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to State of Washington

Best Price Found	$59
Fastest flight time	4h 21m
Direct flights	Every day
Airports in State of Washington	3 airports

The best one-way flight to State of Washington from Indianapolis in the past 72 hours is $59. The best round-trip flight deal from Indianapolis to State of Washington found on momondo in the last 72 hours is $132.

The fastest flight from Indianapolis to State of Washington takes 4h 21m

Direct flights go from Indianapolis to State of Washington every day.

There are 3 airports near State of Washington: Portland (PDX), Spokane (GEG), Seattle/Tacoma Intl (SEA)

Search flight deals

When did momondo last update prices for flights from Indianapolis Airport to Washington?
Prices for flights from Indianapolis Airport to Washington are refreshed on a daily basis.
How many operators does momondo search for flights from Indianapolis Airport to Washington?
The number of operators available for flights from Indianapolis Airport to Washington is 10 as of August 2025.
How old do you have to be to fly from Indianapolis Airport to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Indianapolis to State of Washington?
Based on momondo bookings for flights between Indianapolis and State of Washington, the leading plane model is Boeing 737, making up 42.81% of the total bookings. Other popular models include Boeing 737 MAX 9 with 39.74%, Boeing 737-800 Passenger/BBJ2 (winglets) with 7.69%, and Boeing 737-900 Passenger/BBJ3 (winglets) with 7.26%.

Best airlines flying from Indianapolis to State of Washington

Compare and see reviews for airlines that fly from Indianapolis to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $82	Free Cancellation	Rating 6.3 8,055 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $104	Free Cancellation	Rating 5.8 3,231 reviews	Search Frontier flights
Delta	PriceFrom $181	Free Cancellation	Rating 8.0 7,985 reviews	Search Delta flights
Southwest	PriceFrom $194	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
American Airlines	PriceFrom $219	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $219	Free Cancellation	Rating 7.4 8,917 reviews	Search United Airlines flights
Hawaiian Airlines	PriceFrom $226	Free Cancellation	Rating 7.8 2,631 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $257	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Sun Country Air	PriceFrom $261	Free Cancellation	Rating 6.9 334 reviews	Search Sun Country Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Washington?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Indianapolis to Washington for you.

Can I find flights from Indianapolis to Washington with flexible booking policies on momondo?

Yes. All flights to Washington from Indianapolis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Indianapolis to Washington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Indianapolis to Washington.

I’m not ready to book a flight from Indianapolis to Washington right now. Can momondo alert me if prices change?

Price alerts on flights to Washington from Indianapolis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Indianapolis to Washington from $59

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Washington departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Indianapolis to Washington

Cheap round-trip flights

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Cheap last minute flights

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Southwest flights from Indianapolis to State of Washington

Our best Southwest deals on Indianapolis to State of Washington flight tickets

United Airlines flights from Indianapolis to State of Washington

Our best United Airlines deals on Indianapolis to State of Washington flight tickets

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Use the filters below to find and compare flights from Indianapolis to Washington that are best for you.

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How to get the cheapest flight ticket from Indianapolis to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

What is the cheapest day to depart on your flight to State of Washington?

What is the cheapest time of day to depart on your flight to State of Washington?

What is the cheapest Indianapolis to Washington flight route?

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

How far in advance should I book a flight to State of Washington?

What cabin class options are available on Indianapolis to Washington flights?

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

Can stopping save me money on Indianapolis to State of Washington flights?

You could potentially save up to 47% on your flight if you consider stops on a Indianapolis to State of Washington flight.

What is the cheapest airline that flies from Indianapolis to Washington?

Allegiant Air, Southwest, and American Airlines are the most popular carriers operating from Indianapolis to Washington

What airlines fly to State of Washington?

How many flights depart from Indianapolis to State of Washington on average per day?

The number of flights available between Indianapolis and State of Washington is 5 per day as of August 2025. The most frequent departure time is 6:00AM, with 56% of daily flights leaving at noon.

How many flights depart from Indianapolis to State of Washington on average per week?

As of August 2025, 35 flights take off from Indianapolis and land in State of Washington each week. The most common flight departure day for this route is Wed, with 17% of weekly flights taking off on this day.

Cheap Indianapolis to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to State of Washington

Best Price Found

Fastest flight time

Direct flights

Airports in State of Washington

When did momondo last update prices for flights from Indianapolis Airport to Washington?

How many operators does momondo search for flights from Indianapolis Airport to Washington?

How old do you have to be to fly from Indianapolis Airport to Washington?

What documentation or ID do you need to fly to Washington?

What is the most popular plane model from Indianapolis to State of Washington?

Best airlines flying from Indianapolis to State of Washington

Compare and see reviews for airlines that fly from Indianapolis to State of Washington with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Washington?

Can I find flights from Indianapolis to Washington with flexible booking policies on momondo?

How can momondo help me find flights from Indianapolis to Washington?

I’m not ready to book a flight from Indianapolis to Washington right now. Can momondo alert me if prices change?

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington

Popular cities in Washington

Popular flights according to clicks in the last 7 days on momondo