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Key Largo

$65+ Cheap flights from Indianapolis (IND) to Key Largo, FL

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
IND — MIA
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheapflights Tip: The best prices from Indianapolis to Key Largo are usually found in January or September, booked 33 days in advance, depart on a Friday or Sunday and return on a Wednesday

Cheap flight deals from Indianapolis to Key Largo

Cheapest flights from Indianapolis to Key Largo
Explore the most affordable flight options available from Indianapolis to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Tue 12/306:39 pmIND - MIA
1 stop6h 08mMultiple Airlines
Mon 1/59:59 pmMIA - IND
2 stops17h 57mMultiple Airlines
Deal found 12/22$279
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/314:51 pmIND - MIA
1 stop16h 44mSpirit Airlines
Mon 1/59:59 pmMIA - IND
2 stops17h 57mSpirit Airlines
Deal found 12/21$287
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/314:51 pmIND - MIA
1 stop16h 44mMultiple Airlines
Mon 1/510:19 pmMIA - IND
2 stops17h 37mMultiple Airlines
Deal found 12/21$291
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
Mon 12/291:09 pmIND - MIA
1 stop11h 42mFrontier
Tue 12/305:30 amMIA - IND
1 stop12h 14mFrontier
Deal found 12/21$309
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Mon 12/291:09 pmIND - MIA
1 stop11h 42mMultiple Airlines
Tue 1/69:59 pmMIA - IND
2 stops17h 57mMultiple Airlines
Deal found 12/22$319
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/306:39 pmIND - MIA
1 stop6h 08mMultiple Airlines
Sun 1/49:59 pmMIA - IND
1 stop13h 46mMultiple Airlines
Deal found 12/21$321
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/314:51 pmIND - MIA
2 stops20h 15mMultiple Airlines
Sun 1/49:59 pmMIA - IND
1 stop13h 46mMultiple Airlines
Deal found 12/21$331
This American Airlines deal was found by Cheapflights users on 12/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:00 amIND - MIA
Nonstop2h 58mAmerican Airlines
Tue 12/309:01 pmMIA - IND
Nonstop2h 58mAmerican Airlines
Deal found 12/22$339
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Tue 12/306:39 pmIND - MIA
1 stop6h 08mMultiple Airlines
Tue 1/67:14 pmMIA - IND
1 stop11h 59mMultiple Airlines
Deal found 12/22$341

Find flight deals from Indianapolis to Key Largo

Keep the following information in mind while searching for Indianapolis to Key Largo flight deals. Data was last updated December 23, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$167
(Kiwi.com)

One-way from

$65
(Mytrip)

Popular in

March

Cheapest in

January

Average price

$394
Provider with most accurate pricing for Indianapolis-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-Miami flights.
Search Deals
From Indianapolis to Key Largo
Search Deals
One-way flight from Indianapolis to Key Largo
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indianapolis to Key Largo 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 December 23, 2025.
Use the filters below to find and compare flights from Indianapolis to Key Largo that are best for you.

Fly from

Indianapolis

Fly to

Key Largo

Route

Depart

Return

Price

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Thu 1/22

12:38 pm-12:47 am

1 stop12h 09m

Miami

Sat 1/24

7:00 am-10:48 pm

2 stops15h 48m

$179

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Sat 1/31

6:43 pm-12:51 am

1 stop6h 08m

Miami

Sat 2/7

5:50 am-10:37 am

1 stop4h 47m

$199

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Sat 2/21

6:26 pm-12:53 am

1 stop6h 27m

Miami

Fri 2/27

7:15 am-2:24 pm

1 stop7h 09m

$199

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Mon 2/16

6:55 am-4:30 pm

1 stop9h 35m

Miami

Tue 3/3

5:20 pm-11:15 pm

1 stop5h 55m

$204

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Fri 2/13

7:09 pm-10:15 pm

Nonstop3h 06m

Miami

Sat 2/21

7:40 am-10:39 am

Nonstop2h 59m

$224

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Sat 2/28

5:25 am-1:35 pm

1 stop8h 10m

Miami

Thu 3/5

6:05 pm-11:30 pm

1 stop5h 25m

$244

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Thu 1/22

11:41 am-6:20 pm

1 stop6h 39m

Miami

Fri 1/30

7:15 am-12:46 pm

1 stop5h 31m

$244

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Fri 1/23

6:55 pm-12:51 am

1 stop5h 56m

Miami

Wed 1/28

8:15 am-1:23 pm

1 stop5h 08m

$244

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Tue 3/10

7:23 pm-10:15 pm

Nonstop2h 52m

Miami

Sat 3/14

3:30 pm-6:32 pm

Nonstop3h 02m

$257

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Fri 1/9

6:55 am-8:13 pm

1 stop13h 18m

Miami

Sun 1/11

9:26 pm-10:42 am

1 stop13h 16m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 21 results
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Best time to book a flight from Indianapolis to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo 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 Key Largo

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

Use this chart to determine the optimal time to book a round-trip flight from Indianapolis to Key Largo. Price data was last updated on December 19, 2025.

To ensure you get the cheapest price possible for a flight from Indianapolis to Key Largo, you should look to book at least 33 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Indianapolis to Key Largo (average of $57). Flying from Indianapolis to Key Largo in November is currently the most expensive (average of $78). 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 KE9?

Find hourly flight availability from Indianapolis to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 44% on flights from Indianapolis to Key Largo by exploring options for tickets in the morning.

What is the cheapest day to fly from Indianapolis to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Indianapolis to Key Largo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Indianapolis to Key Largo flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated December 23, 2025.
See what other customers who have flown with Southwest, American Airlines, and Allegiant Air from Indianapolis to Key Largo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
7.2
Good
11,054 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
Allegiant Air
7.2
Good
701 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
Spirit Airlines
6.3
Okay
8,196 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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
5.8
Fair
3,075 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

8.0

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 Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Indianapolis to Key Largo?

    For a flight from Indianapolis to Key Largo, you will be flying from Indianapolis. Indianapolis (IND) is just 8.3 mi from the center of the city. Indianapolis is the only Indianapolis airport and it handles 3 outbound flights to Key Largo per day. 7 airlines have flights to Key Largo from Indianapolis on a regular basis.

  • How popular is this Indianapolis to Key Largo flight route?

    Flights from Indianapolis to Key Largo have been viewed 16 times in the past calendar month.

  • How long is the flight from Indianapolis to Key Largo?

    A quick flight from Indianapolis to Key Largo can take about 3h 06m. Delta provides one of the quickest options available for as low as $224. Airlines will cover a distance of 1022 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $49 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $73 and Allegiant Air from $83 one-way.

  • What are the most reliable airlines from Indianapolis to Key Largo?

    The top 3 most reliable airlines when flying from Indianapolis to Key Largo are Finnair (100%), Qatar Airways (80%) and American Airlines (73%).

  • What are the cheapest flights from Indianapolis to Key Largo?

    Looking for the cheapest flight from Indianapolis to Key Largo? While on average our users pay $757, our data indicates the cheapest price to be $89. The most popular route (Indianapolis - Miami), is priced around $147.

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

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

  • How can I find direct flights from Indianapolis to Key Largo?

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

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

    Yes. Cheapflights offers flight deals from Indianapolis to Key Largo 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 Key Largo?

    Currently, April is the cheapest month in which you can book a flight from Indianapolis to Key Largo (average of $57). Flying from Indianapolis to Key Largo in November is currently the most expensive (average of $78). 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

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Top 7 airlines flying from Indianapolis to Key Largo

Discover the top 7 airlines that operate flights from Indianapolis to Key Largo. 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$86Average$220FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$93Average$175FlexibilityNo cancel feeOn-time65%
FrontierCheapest$97Average$205FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$196Average$423FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$199Average$390FlexibilityNo cancel feeOn-time71%
DeltaCheapest$206Average$382FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$228Average$419FlexibilityNo cancel feeOn-time63%

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