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Key Largo

$54+ 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
IND — MIA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 34 days in advance, depart on a Friday or Thursday and return on a Wednesday

Find 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 October 30, 2025.

This Frontier deal was found by Cheapflights users on 10/28. 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.
Sun 11/98:39 pmIND - MIA
1 stop9h 40mFrontier
Fri 11/146:00 amMIA - IND
1 stop13h 44mFrontier
Deal found 10/28$176
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 12/35:00 amIND - MIA
1 stop16h 31mMultiple Airlines
Sun 12/147:09 pmMIA - IND
1 stop23h 41mMultiple Airlines
Deal found 10/28$178
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/185:05 amIND - MIA
1 stop17h 06mMultiple Airlines
Sun 11/2310:24 amMIA - IND
2 stops22h 13mMultiple Airlines
Deal found 10/28$179
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/205:00 amIND - MIA
1 stop6h 46mSpirit Airlines
Tue 12/212:41 pmMIA - IND
1 stop8h 27mSpirit Airlines
Deal found 10/28$182
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/68:48 amIND - MIA
1 stop6h 15mSpirit Airlines
Sun 12/148:53 pmMIA - IND
1 stop10h 50mSpirit Airlines
Deal found 10/30$185
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:00 amIND - MIA
1 stop6h 46mSpirit Airlines
Thu 12/46:05 amMIA - IND
2 stops15h 30mSpirit Airlines
Deal found 10/29$186
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sun 12/710:48 amIND - MIA
2 stops30h 48mFrontier
Fri 12/125:30 amMIA - IND
1 stop9h 40mFrontier
Deal found 10/28$187
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/155:05 amIND - MIA
3 stops29h 55mSpirit Airlines
Tue 11/181:02 pmMIA - IND
1 stop10h 18mSpirit Airlines
Deal found 10/29$188
This Frontier deal was found by Cheapflights users on 10/27. 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.
Fri 11/78:39 pmIND - MIA
1 stop9h 40mFrontier
Thu 11/136:00 amMIA - IND
1 stop13h 31mFrontier
Deal found 10/27$189
This Flightnetwork deal was found by Cheapflights users on 10/28. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:19 pmIND - MIA
1 stop10h 00mFrontier
Sun 12/76:00 amMIA - IND
1 stop13h 53mFrontier
Deal found 10/28$190

Cheap 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 October 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$176
(Frontier)

One-way from

$54
(Cheapflightsfares)

Popular in

March

Cheapest in

January

Average price

$369
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. 8% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 30, 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

Wed 12/3

11:33 am-3:52 pm

1 stop4h 19m

Miami

Tue 12/9

5:33 pm-12:12 am

1 stop6h 39m

$197

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Sat 2/21

1:48 pm-9:02 pm

1 stop7h 14m

Miami

Thu 2/26

8:05 am-1:32 pm

1 stop5h 27m

$199

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Wed 2/11

6:00 am-10:40 am

1 stop4h 40m

Miami

Tue 2/17

8:05 am-1:32 pm

1 stop5h 27m

$199

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Wed 12/17

6:00 am-11:21 am

1 stop5h 21m

Miami

Wed 1/7

7:15 am-12:31 pm

1 stop5h 16m

$234

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Wed 12/17

6:00 am-11:21 am

1 stop5h 21m

Miami

Thu 1/8

8:05 am-2:07 pm

1 stop6h 02m

$234

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Wed 11/12

10:29 am-4:31 pm

1 stop6h 02m

Miami

Sat 11/15

6:00 am-10:20 am

1 stop4h 20m

$249

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Wed 11/19

3:15 pm-9:50 pm

1 stop6h 35m

Miami

Mon 11/24

5:25 pm-11:05 pm

1 stop5h 40m

$269

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Wed 11/26

6:50 pm-11:00 pm

1 stop4h 10m

Miami

Wed 12/3

9:30 am-10:00 pm

1 stop12h 30m

$287

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Sun 2/15

5:25 am-3:15 pm

2 stops9h 50m

Miami

Tue 2/24

7:55 am-4:45 pm

2 stops8h 50m

$299

IndianapolisMiami

IND - MIA

INDMIA

Indianapolis

Thu 11/27

8:10 am-2:35 pm

1 stop6h 25m

Miami

Tue 12/2

2:11 pm-9:42 pm

1 stop7h 31m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 23 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 October 24, 2025.

To ensure you get the cheapest price possible for a flight from Indianapolis to Key Largo, you should look to book at least 34 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 December 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 October 30, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 28% 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 October 30, 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
4,242 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,030 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Allegiant Air
7.2
Good
695 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,115 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,123 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 0 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 11 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 4h 19m. Delta provides one of the quickest options available for as low as $197. Airlines will cover a distance of 1022 mi.

  • 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 $80 on Frontier. Other airlines that offer cheap prices include Southwest from $90 and Spirit Airlines from $98 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 Qatar Airways (90%), American Airlines (79%) and Envoy Air (65%).

  • 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 $768, our data indicates the cheapest price to be $139. The most popular route (Indianapolis - Miami), is priced around $115.

  • 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 December 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$86Average$218FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$94Average$170FlexibilityNo cancel feeOn-time65%
FrontierCheapest$97Average$206FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$196Average$451FlexibilityNo cancel feeOn-time69%
DeltaCheapest$206Average$379FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$214Average$392FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$243Average$422FlexibilityNo cancel feeOn-time63%

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