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110 € Cheap Flights from Indianapolis to Key West International

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      Travellers and cabin class, 1 Adult, Economy

      Compare Indianapolis to Key West International flight deals

      Find the cheapest month or even day of the year to fly to Key West International

      Book the best Key West International fare with no extra fees

      Flight deals from Indianapolis to Key West International

      Looking for a cheap last-minute deal or the best return flight from Indianapolis Airport to Key West International Airport? If you want to travel next month, return fares start from 110 €. Find the lowest prices on one-way and return tickets right here.
      Key West.110 € per passenger.Departing Sun, 2 Aug, returning Thu, 6 Aug.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Sun, 2 Aug, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Thu, 6 Aug, arriving in Indianapolis.Price includes taxes and charges.From 110 €, select.
      Key West.128 € per passenger.Departing Thu, 30 Jul, returning Thu, 6 Aug.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Thu, 30 Jul, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Thu, 6 Aug, arriving in Indianapolis.Price includes taxes and charges.From 128 €, select.
      Key West.137 € per passenger.Departing Sun, 13 Dec, returning Tue, 22 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Sun, 13 Dec, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Tue, 22 Dec, arriving in Indianapolis.Price includes taxes and charges.From 137 €, select.
      Key West.145 € per passenger.Departing Sun, 15 Nov, returning Thu, 3 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Sun, 15 Nov, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Thu, 3 Dec, arriving in Indianapolis.Price includes taxes and charges.From 145 €, select.
      Key West.146 € per passenger.Departing Sun, 4 Oct, returning Thu, 8 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Sun, 4 Oct, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Thu, 8 Oct, arriving in Indianapolis.Price includes taxes and charges.From 146 €, select.
      Key West.172 € per passenger.Departing Thu, 23 Jul, returning Thu, 30 Jul.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Thu, 23 Jul, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Thu, 30 Jul, arriving in Indianapolis.Price includes taxes and charges.From 172 €, select.
      Key West.183 € per passenger.Departing Sun, 15 Nov, returning Tue, 24 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Sun, 15 Nov, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Tue, 24 Nov, arriving in Indianapolis.Price includes taxes and charges.From 183 €, select.
      Key West.188 € per passenger.Departing Sun, 27 Sep, returning Thu, 1 Oct.Return flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departs from Indianapolis on Sun, 27 Sep, arriving in Key West International.Inbound indirect flight with Allegiant Air, departs from Key West International on Thu, 1 Oct, arriving in Indianapolis.Price includes taxes and charges.From 188 €, select.
      Key West.235 € per passenger.Departing Sat, 19 Sep, returning Sat, 26 Sep.Return flight with Frontier Airlines and Breeze Airways.Outbound indirect flight with Frontier Airlines, departs from Indianapolis on Sat, 19 Sep, arriving in Key West International.Inbound indirect flight with Breeze Airways, departs from Key West International on Sat, 26 Sep, arriving in Indianapolis.Price includes taxes and charges.From 235 €, select.
      Key West.245 € per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with Frontier Airlines and Breeze Airways.Outbound indirect flight with Frontier Airlines, departs from Indianapolis on Tue, 27 Oct, arriving in Key West International.Inbound indirect flight with Breeze Airways, departs from Key West International on Tue, 3 Nov, arriving in Indianapolis.Price includes taxes and charges.From 245 €, select.
      Key West.263 € per passenger.Departing Sun, 3 Jan, returning Sun, 10 Jan.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Sun, 3 Jan, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Sun, 10 Jan, arriving in Indianapolis.Price includes taxes and charges.From 263 €, select.
      Key West.277 € per passenger.Departing Tue, 29 Dec, returning Sun, 10 Jan.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Tue, 29 Dec, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Sun, 10 Jan, arriving in Indianapolis.Price includes taxes and charges.From 277 €, select.
      Key West.309 € per passenger.Departing Sat, 8 May, returning Sat, 15 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Sat, 8 May, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Sat, 15 May, arriving in Indianapolis.Price includes taxes and charges.From 309 €, select.
      Key West.310 € per passenger.Departing Sat, 10 Apr, returning Tue, 20 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from Indianapolis on Sat, 10 Apr, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Tue, 20 Apr, arriving in Indianapolis.Price includes taxes and charges.From 310 €, select.
      Key West.343 € per passenger.Departing Sun, 18 Oct, returning Sun, 8 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Indianapolis on Sun, 18 Oct, arriving in Key West International.Inbound direct flight with Allegiant Air departs from Key West International on Sun, 8 Nov, arriving in Indianapolis.Price includes taxes and charges.From 343 €, select.
      Key West.505 € per passenger.Departing Mon, 8 Mar, returning Mon, 22 Mar.Return flight with United.Outbound indirect flight with United, departs from Indianapolis on Mon, 8 Mar, arriving in Key West International.Inbound indirect flight with United, departs from Key West International on Mon, 22 Mar, arriving in Indianapolis.Price includes taxes and charges.From 505 €, select.

      Find the cheapest month to fly from Indianapolis to Key West International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Indianapolis to Key West International flights are currently cheapest in August.
      Jul
      from 172 €
      Aug
      from 110 €
      Sep
      from 235 €
      Oct
      from 146 €
      Nov
      from 183 €
      Dec
      from 137 €
      Jan
      from 263 €
      Feb
      from 577 €
      Mar
      from 505 €
      Apr
      from 310 €
      May
      from 309 €
      Jun
      Find prices

      Direct flights from Indianapolis to Key West International

      Indianapolis to Key West International: Alternative routes

      Compare routes from Indianapolis to Key West below. You may find an airport to fly into that's cheaper, faster, or easier than Key West International.

      Key West International

      5km from central Key West
      ClosestCheapest
      from 110 €
      Search flights

      Indianapolis to Key West: Flight information

      The things to know before you go.
      Cheapest flight found110 €
      Cheapest month to flyAugust
      Average flight time2 hrs, 43 mins
      Most popular airlineAllegiant Air
      Average flights per week3

      Finding cheap flights from Indianapolis to Key West International: Frequently asked questions

      The best price we found for a return flight from Indianapolis to Key West International is 110 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      2 hours and 43 minutes is the average flight time from Indianapolis to Key West International.
      Allegiant Air flies direct from Indianapolis to Key West International.
      As of July 2026, there are 3 flights per week flying from Indianapolis to Key West International.
      The cheapest month to fly from Indianapolis to Key West International is usually August.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Indianapolis Airport to Key West International Airport on Sunday, 2 August 2026.
      Yes – the average flight time is 2 hours and 43 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Key West International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Key West is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Allegiant Air offers the cheapest flight tickets to Key West International.

      Travelling from Indianapolis Airport (IND) to Key West International Airport (EYW): what you need to know

      • The average time for a direct flight from Indianapolis Airport to Key West International Airport is 2 hours 40 minutes.

      • To ensure you get on your IND to EYW flight, leave plenty of time to check in and drop off your luggage. Turning up two hours ahead of international departures and an hour before domestic flights is the standard rule.

      • Flying during a peak time like October? School holidays and other popular periods can mean longer queues at airport checkpoints. Be extra cautious and get there up to four hours ahead of international flights and two hours before domestic departures.

      • Allegiant Air offers direct flights from Indianapolis Airport to Key West International Airport. Book with this popular airline, then get ready to discover the sights in Key West — and maybe even more of the United States if you have time.

      • The majority of travellers choose to fly with Allegiant Air on this route.

      • Allegiant Air is the most punctual carrier operating IND to EYW flights.

      • We make it simple to book a flight with a stopover. To see all your options for tickets from Indianapolis Airport to Key West International Airport, uncheck 'Direct flights only.' Then, pick a flight that has a stop long enough to explore your chosen city. Top stopovers between IND and EYW include:

        • Atlanta Hartsfield-Jackson Airport

        • Orlando International Airport

        • Fort Lauderdale International Airport

      How to find the cheapest flights from Indianapolis Airport (IND) to Key West International Airport (EYW)

      • Right now, 47 € is the lowest price we've found for a one-way Indianapolis Airport to Key West International Airport flight. The best price for a return plane ticket is 110 €. Bear in mind that fares could change due to availability when booking.

      • To score cheap tickets from IND to EYW, book as early as you can. Airlines usually offer their best fares when flights are first made available.

      • The 'Whole month' search function shows you the cheapest flights from Indianapolis Airport to Key West International Airport across the month. It's an easy way to snap up a bargain if your plans are flexible.

      • Spend less time searching for cheap flights from IND to EYW by setting up a Price Alert. We'll send you an email or notification through the app when a special offer becomes available.

      • Lock in the perfect flight for you by using the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Indianapolis Airport to Key West International Airport, use the 'Sort by' tool. You can also filter by airline, arrival and departure times, and journey duration.

      Handy information about Indianapolis Airport (IND)

      • IND's address is 7800 Col. H. Weir Cook Memorial Drive.

      • When it comes to Indianapolis Airport's on-time performance, data shows 78% of flights arrive within the expected timeframe.

      • Central Indianapolis to Indianapolis Airport is approximately 18 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're ride-sharing, catching a taxi or driving.

      • The journey when using public transport takes about 50 minutes.

      • Get your break off to a hassle-free start by staying near IND. Whether you've booked an early flight from Indianapolis Airport to Key West International Airport or just don't want to be rushed, these hotels are ideal:

      Arriving at Key West International Airport (EYW)

      When to fly to Key West International Airport (EYW)

      • It's time to plan your trip dates for your flight from Indianapolis Airport to Key West International Airport. April is the busiest month to visit Key West. If you like a more relaxed vibe, go in September.

      • Book your flight from Indianapolis Airport to Key West International Airport for August if you'd like to go to Key West during its warmest month. Expect temperatures of between 26ºC (79ºF) and 30ºC (86ºF).

      • If you want to travel in cooler conditions, search for a cheap ticket from IND to EYW in January. Temperatures average between 18ºC (64ºF) and 23ºC (73ºF) then.

      Explore more of the United States

      • You've done Key West, now it's time to discover other parts of the United States. Journey around 209 kilometres north-east to Miami to check off its must-visit sights. From Beach to Ocean Drive and Port of Miami, you've got a jam-packed schedule ahead.

      • If you're ready to explore another well-known destination in the United States, head for Tampa, roughly 386 kilometres north of Key West. Busch Gardens Tampa, The Florida Aquarium and ZooTampa at Lowry Park are key reasons to visit.

      Plan the rest of your trip from Indianapolis to Key West

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.