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Key Largo

$70+ Cheap flights from Pittsburgh (PIT) 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — MIA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Pittsburgh to Key Largo are usually found in August or September, booked 88 days in advance, depart on a Friday or Sunday and return on a Thursday

Cheap flight deals from Pittsburgh to Key Largo

Keep the following information in mind while searching for Pittsburgh to Key Largo flight deals. Data was last updated June 12, 2025.

Round-trip from

$179
(American Airlines)

One-way from

$70
(CheapOair)

Popular in

December

Cheapest in

August

Average price

$309
From Pittsburgh to Key Largo
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One-way flight from Pittsburgh to Key Largo
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Highest demand for flights based on searches. 11% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Pittsburgh to Key Largo

Cheapest flights from Pittsburgh to Key Largo
Explore the most affordable flight options available from Pittsburgh to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 7/167:01 pmPIT - MIA
Nonstop2h 49mAmerican Airlines
Wed 7/238:55 pmMIA - PIT
Nonstop2h 48mAmerican Airlines
Deal found 6/11$179
This Mytrip deal was found by Cheapflights users on 6/10. 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 7/510:33 amPIT - MIA
1 stop9h 27mSpirit Airlines
Tue 7/82:23 pmMIA - PIT
2 stops32h 52mSpirit Airlines
Deal found 6/10$181
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/304:50 pmPIT - MIA
1 stop5h 05mSouthwest
Wed 8/137:10 amMIA - PIT
1 stop4h 50mSouthwest
Deal found 6/10$190
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:00 amPIT - MIA
1 stop6h 58mDelta
Tue 9/3012:05 pmMIA - PIT
1 stop6h 34mDelta
Deal found 6/10$197
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/185:40 pmPIT - MIA
1 stop12h 50mMultiple Airlines
Mon 7/217:00 amMIA - PIT
1 stop11h 10mMultiple Airlines
Deal found 6/9$211
This Frontier deal was found by Cheapflights users on 6/10. 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 10/105:28 pmPIT - MIA
1 stop12h 51mFrontier
Mon 10/136:00 amMIA - PIT
1 stop10h 33mFrontier
Deal found 6/10$308

Cheapflights Fare Finder

Customize your flight search to find flights from Pittsburgh 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 June 12, 2025.
Use the filters below to find and compare flights from Pittsburgh to Key Largo that are best for you.

Fly from

Pittsburgh

Fly to

Key Largo

Route

Depart

Return

Price

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Wed 7/16

7:01 pm-9:50 pm

Nonstop2h 49m

Miami

Wed 7/23

8:55 pm-11:43 pm

Nonstop2h 48m

$179

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Sat 7/5

10:33 am-8:00 pm

1 stop9h 27m

Miami

Tue 7/8

2:23 pm-11:15 pm

2 stops32h 52m

$181

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Wed 7/30

4:50 pm-9:55 pm

1 stop5h 05m

Miami

Wed 8/13

7:10 am-12:00 pm

1 stop4h 50m

$190

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Wed 7/30

4:35 pm-9:18 pm

1 stop4h 43m

Miami

Thu 8/14

7:30 pm-12:13 am

1 stop4h 43m

$198

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Fri 7/18

5:40 pm-6:30 am

1 stop12h 50m

Miami

Mon 7/21

7:00 am-6:10 pm

1 stop11h 10m

$211

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Mon 6/23

5:40 pm-6:30 am

1 stop12h 50m

Miami

Mon 6/30

6:00 am-4:40 pm

1 stop10h 40m

$260

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Thu 7/10

7:15 pm-5:38 am

1 stop10h 23m

$70

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Mon 8/11

5:00 pm-9:45 pm

1 stop4h 45m

$89

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Thu 7/10

12:43 pm-7:44 pm

1 stop7h 01m

$104

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

Fri 7/11

5:40 pm-6:30 am

1 stop12h 50m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 14 results
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Best time to book a flight from Pittsburgh to Key Largo

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

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

Use this chart to determine the optimal time to book a round-trip flight from Pittsburgh to Key Largo. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Pittsburgh to Key Largo, you should look to book at least 88 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 Pittsburgh to Key Largo?

Currently, September is the cheapest month in which you can book a flight from Pittsburgh to Key Largo (average of $228). Flying from Pittsburgh to Key Largo in March is currently the most expensive (average of $289). 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 PIT to KE9?

Find hourly flight availability from Pittsburgh 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pittsburgh to Key Largo as you normally would.

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

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

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

Rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key Largo ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Key Largo when rainfall is around 1.6 in.

Temperature in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key Largo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

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 June 12, 2025.
Get a feel of what it's like to fly with Southwest, Delta and JetBlue from Pittsburgh to Key Largo by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,925 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,052 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh 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 Pittsburgh to Key Largo?

    Most people fly from Pittsburgh (PIT) if they book a flight from Pittsburgh to Key Largo. On average, Pittsburgh has 2 outbound flights to Key Largo per day from 8 airlines. Pittsburgh is conveniently located just 13.5 mi from Pittsburgh’s city center.

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

    The Pittsburgh to Key Largo flight path was viewed by 7 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $70. However, be on the lookout for offers from Southwest and JetBlue, as they are both options that can get you from Pittsburgh to Key Largo for a low price.

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

    The top 3 most reliable airlines when flying from Pittsburgh to Key Largo are Southwest (76%), American Airlines (63%) and Qatar Airways (56%).

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

    Looking at all options, your cheapest flight can be booked for $139. While the most popular route (Pittsburgh - Miami) can be booked for $122 on average our data indicates $668 when flying from Pittsburgh to Key Largo.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Pittsburgh to Key Largo (average of $228). Flying from Pittsburgh to Key Largo in March is currently the most expensive (average of $289). 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.

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Top 8 airlines flying from Pittsburgh to Key Largo

Discover the top 8 airlines that operate flights from Pittsburgh 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$154FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$89Average$196FlexibilityNo cancel feeOn-time88%
FrontierCheapest$100Average$144FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$171Average$324FlexibilityNo cancel feeOn-time62%
DeltaCheapest$196Average$365FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$197Average$375FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$207Average$420FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$234Average$393FlexibilityNo cancel feeOn-time63%

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