Cheap flights from Indianapolis to Denver
from 222 US$
From 269 USD — compare hundreds of airlines
The cheapest month is usually 2026-08 · 222 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Indianapolis to Denver, a about 1,595 km route (around 2h 30m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Frontier Airlines, United Airlines, Southwest Airlines operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Indianapolis to Denver?
It's usually 2026-08, from 222 USD. Use the price calendar to compare other dates.
How long is the flight from Indianapolis to Denver?
A nonstop flight takes about 2h 30m and covers around 1,595 km. Connecting itineraries take longer.
Are there direct flights from Indianapolis to Denver?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Indianapolis to Denver?
Frontier Airlines, United Airlines, Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book Indianapolis–Denver flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Indianapolis → Denver · Live fares from 100+ sites — free, with no hidden fees.