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$135+ Cheap flights from Indianapolis to Denver (IND - DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
IND — DEN
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Find cheap flights from Indianapolis to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Indianapolis to Denver Intl are usually found in August or October, booked 12 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Indianapolis to Denver

Cheapest flights from Indianapolis to Denver
Explore the most affordable flight options available from Indianapolis to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:39 pm
IND
-
DEN
1 stop22h 52m
Frontier
Sun 9/206:55 am
DEN
-
IND
Nonstop2h 30m
Frontier
Deal found 7/22$198
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:39 pm
IND
-
DEN
1 stop11h 54m
Frontier
Mon 9/148:44 pm
DEN
-
IND
2 stops37h 00m
Frontier
Deal found 7/22$199
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:39 pm
IND
-
DEN
1 stop11h 54m
Frontier
Sat 10/102:51 pm
DEN
-
IND
Nonstop2h 30m
Frontier
Deal found 7/22$200
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:11 pm
IND
-
DEN
1 stop17h 08m
Frontier
Wed 8/265:05 am
DEN
-
IND
2 stops10h 21m
Frontier
Deal found 7/22$201
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:11 pm
IND
-
DEN
1 stop17h 08m
Frontier
Mon 8/316:30 am
DEN
-
IND
1 stop8h 56m
Frontier
Deal found 7/22$202
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:39 pm
IND
-
DEN
2 stops12h 21m
Frontier
Wed 9/2311:59 pm
DEN
-
IND
1 stop9h 45m
Frontier
Deal found 7/23$203
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1412:20 pm
IND
-
DEN
1 stop22h 43m
Frontier
Sat 8/1511:52 pm
DEN
-
IND
1 stop8h 11m
Frontier
Deal found 7/20$204
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:59 pm
IND
-
DEN
1 stop11h 34m
Frontier
Mon 8/246:30 am
DEN
-
IND
1 stop8h 56m
Frontier
Deal found 7/19$205
This Kiwi.com deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:53 pm
IND
-
DEN
Nonstop2h 55m
Frontier
Sun 8/1611:46 pm
DEN
-
IND
1 stop9h 39m
Frontier
Deal found 7/20$206
This Super.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:53 pm
IND
-
DEN
Nonstop2h 55m
Frontier
Tue 8/183:31 pm
DEN
-
IND
Nonstop2h 33m
Frontier
Deal found 7/22$207
This Frontier deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:20 pm
IND
-
DEN
Nonstop2h 57m
Frontier
Sat 9/192:51 pm
DEN
-
IND
Nonstop2h 30m
Frontier
Deal found 7/22$208

Find flight deals from Indianapolis to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$198
(Kiwi.com)

One-way from

$135
(Frontier)

Popular in

June

Cheapest in

August

Average price

$319

Good round-trip deal

$306 or less

Good one-way deal

$188 or less
Provider with most accurate pricing for Indianapolis-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-Denver Intl flights.
Search Deals
From Indianapolis to Denver Intl
Search Deals
One-way flight from Indianapolis to Denver Intl
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Indianapolis to Denver Intl.
Search Deals
Price to beat on a one-way flight from Indianapolis to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indianapolis to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Indianapolis to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Sat 8/22

7:33 pm-7:33 am

1 stop14h 00m

Denver Intl

Sat 8/29

6:00 am-6:38 pm

1 stop10h 38m

$258
Quickest round-trip

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Sat 10/17

3:55 pm-4:40 pm

Nonstop2h 45m

Denver Intl

Mon 10/19

6:45 pm-11:05 pm

Nonstop2h 20m

$297

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Sat 10/10

2:15 pm-6:45 pm

1 stop6h 30m

Denver Intl

Tue 10/13

1:15 pm-10:50 pm

1 stop7h 35m

$317

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Tue 8/18

1:00 pm-6:15 pm

2 stops7h 15m

Denver Intl

Tue 8/25

1:55 pm-10:45 pm

2 stops6h 50m

$327

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Wed 9/16

1:00 pm-6:15 pm

2 stops7h 15m

Denver Intl

Wed 9/23

1:55 pm-10:50 pm

2 stops6h 55m

$327

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Thu 8/13

3:05 pm-3:45 pm

Nonstop2h 40m

Denver Intl

Mon 8/17

11:50 am-9:25 pm

2 stops7h 35m

$328

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Sat 8/15

4:16 pm-7:51 pm

1 stop5h 35m

Denver Intl

Tue 8/18

6:00 am-3:33 pm

1 stop7h 33m

$333

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Fri 10/9

6:20 am-11:15 am

1 stop6h 55m

Denver Intl

Tue 10/13

2:20 pm-10:45 pm

2 stops6h 25m

$400

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Mon 9/7

7:30 am-8:15 am

Nonstop2h 45m

Denver Intl

Mon 9/7

6:55 pm-11:20 pm

Nonstop2h 25m

$401

IndianapolisDenver

IND - DEN

INDDEN

Indianapolis

Thu 9/10

7:10 pm-7:55 pm

Nonstop2h 45m

Denver Intl

Sun 9/13

7:45 am-5:15 pm

2 stops7h 30m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Indianapolis to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Indianapolis to Denver in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
Super.comPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Indianapolis-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Indianapolis-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Indianapolis-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Indianapolis-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Indianapolis-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Indianapolis to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Indianapolis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to Denver

How far ahead should I book a flight from Indianapolis to Denver?

Booking 11 days in advance of your planned departure date is, on average, the best time to get cheap flights from Indianapolis to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Indianapolis to Denver?

Currently, August is the cheapest month in which you can book a flight from Indianapolis to Denver (average of $238). Flying from Indianapolis to Denver in June is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IND to DEN?

Find hourly flight availability from Indianapolis to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

One of the essential ways to save on airfare from Indianapolis to Denver is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 37% on airfare.

What is the cheapest day to fly from Indianapolis to Denver?

Use this chart to determine the cheapest time to fly round-trip from Indianapolis to Denver. Price data was last updated on July 18, 2026.

Travelers seeking maximum savings on their Indianapolis to Denver flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Indianapolis to Denver?

Airfare is below average for this route at the moment.

Indianapolis to Denver flights typically cost between $219 and $400 in September.
The cheapest round-trip price found within the last 5 days was $198 on Frontier (Sep 11-Sep 20).

The best insider tips for Indianapolis to Denver flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Indianapolis to Denver trip
Our travel experts
Emily Zemler

Emily Zemler

Expert on DEN

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Barbara Noe Kennedy

Barbara Noe Kennedy

Expert on IND

Award-winning travel journalist Barbara Noe Kennedy writes about destinations around the world—but her heart is in her home state of Virginia, where she’s always researching her next travel story.

Read more

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated July 23, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Indianapolis to Denver. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
10,024 reviews
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.1
Good
11,832 reviews
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.6
Fair
2,770 reviews
Southwest
8.0
Very good
4,238 reviews

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Indianapolis to Denver?

    To fly from Indianapolis to Denver, you need to book a flight from Indianapolis (IND) to Denver Intl (DEN). Nonstop flights to Denver Intl from Indianapolis take 2h 50m on average. When it comes time to book airfare, you have a few options: there are 7 outbound flights from Indianapolis to Denver Intl offered by 4 different airlines.

  • How popular is this Indianapolis to Denver flight route?

    This flight path from Indianapolis to Denver Intl was viewed by 207 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Indianapolis to Denver?

    A quick flight from Indianapolis to Denver can take about 2h 45m. Frontier provides one of the quickest options available for as low as $297. There are 973 mi between Indianapolis and Denver. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Indianapolis to Denver round-trip?

    According to our current data, Frontier ($79), American Airlines ($158), and United Airlines ($164) offers the cheapest pricing from Indianapolis to Denver. Frontier is currently priced 73% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Indianapolis to Denver one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $52. Users have also found prices from $108 and $108 on American Airlines and Southwest, respectively.

  • What are the most reliable airlines from Indianapolis to Denver?

    Consider Southwest (79%), Frontier (77%) or United Airlines (63%) when booking your flight. These represent the most reliable airlines when flying from Indianapolis to Denver.

  • What are the cheapest flights from Indianapolis to Denver?

    On average you can expect to pay $1,656 for a flight from Indianapolis to Denver. The cheapest flight overall is $133 while the most popular route, (Indianapolis - Denver Intl) is currently priced at $197.

  • Can I find deals for flights from Indianapolis to Denver that include hotel bookings?

    Yes. In addition to deals on Indianapolis to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Denver.

  • Can I find deals for business class flights from Indianapolis to Denver?

    Yes. Cheapflights offers flight deals from Indianapolis to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Indianapolis to Denver?

    Currently, August is the cheapest month in which you can book a flight from Indianapolis to Denver (average of $238). Flying from Indianapolis to Denver in June is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Westminster
Centennial
Lakewood
Broomfield
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Indianapolis to Denver

Discover the top 4 airlines that operate flights from Indianapolis to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$79Average$234FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$158Average$320FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$164Average$382FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$197Average$417FlexibilityNo cancel feeOn-time63%

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