$103 Cheap Frontier Airlines flights Phoenix (PHX) to Indianapolis (IND)

Finding cheap one-way Frontier Airlines flights from PHX to IND from $103 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Alternatively, check out our affordable return fares from $216 for your next break.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines flights to Indianapolis are typically more affordable in the quieter months of January and November. Whether you’re in search of a return or one-way ticket, you could land a better deal then.

To find cheap Frontier Airlines fares from Sky Harbor Intl. Airport (PHX) to Indianapolis Intl. Airport (IND), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect how much you pay. Sunday is typically the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Fill in your dates, press search and tick the “Nonstop” filter on Expedia to find any direct flights from PHX to IND with Frontier Airlines or another airline.

Sort your results by “Morning” and “Early Morning” to find the earliest departures from PHX to IND. Taking off early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Indianapolis Intl. Airport (IND) is the main Indianapolis gateway for Frontier Airlines flights from Sky Harbor Intl. Airport (PHX).

Depart from PHX to IND with Frontier Airlines and enjoy a range of benefits including a rewarding loyalty program. When you book through Expedia as a Frontier Miles and One Key™ member, you can also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of fare you purchased, a fee generally applies if you modify or cancel your flight more than 24 hours after confirmation. To find flexible fares, select our “Changes included” and “No cancel fee” boxes when looking for flights. To learn more about canceling or modifying your reservation, head to “Trips,” select your flight and tick “Manage Booking.”