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Key Largo

$64+ 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — MIA
dic. 4 — dic. 111
jue. 12/4
jue. 12/11
1 adult, Economy
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Cheapflights Tip: The best prices from Pittsburgh to Key Largo are usually found in September or July, booked 25 days in advance, depart on a Saturday or Friday 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 noviembre 4, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$157
(American Airlines)

One-way from

$64
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$345
Provider with most accurate pricing for Pittsburgh-Miami flight deals.
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Provider most trusted by Cheapflights users for Pittsburgh-Miami flights.
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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. 7% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in November 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 noviembre 4, 2025.

This American Airlines deal was found by Cheapflights users on 11/3. 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.
mar. 12/26:00 amPIT - MIA
Nonstop2h 40mAmerican Airlines
mié. 12/109:16 pmMIA - PIT
Nonstop2h 42mAmerican Airlines
Deal found 11/3$157
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
mar. 11/1810:15 amPIT - MIA
2 stops26h 14mMultiple Airlines
lun. 11/249:56 pmMIA - PIT
1 stop16h 46mMultiple Airlines
Deal found 11/4$167
This American Airlines deal was found by Cheapflights users on 11/3. 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.
lun. 11/176:00 amPIT - MIA
Nonstop2h 50mAmerican Airlines
vie. 11/218:56 pmMIA - PIT
Nonstop2h 41mAmerican Airlines
Deal found 11/3$168
This American Airlines deal was found by Cheapflights users on 11/2. 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.
lun. 12/154:05 pmPIT - MIA
Nonstop2h 46mAmerican Airlines
vie. 12/199:04 pmMIA - PIT
Nonstop2h 50mAmerican Airlines
Deal found 11/2$175
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
mar. 11/1110:15 amPIT - MIA
2 stops22h 57mMultiple Airlines
mié. 11/1210:15 pmMIA - PIT
1 stop8h 06mMultiple Airlines
Deal found 11/3$178
This Mytrip deal was found by Cheapflights users on 11/3. 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.
mar. 12/210:42 pmPIT - MIA
2 stops20h 43mSpirit Airlines
mié. 12/105:05 amMIA - PIT
2 stops19h 36mSpirit Airlines
Deal found 11/3$182
This American Airlines deal was found by Cheapflights users on 11/2. 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.
lun. 11/243:00 pmPIT - MIA
Nonstop2h 50mAmerican Airlines
jue. 11/278:56 pmMIA - PIT
Nonstop2h 41mAmerican Airlines
Deal found 11/2$183
This Southwest deal was found by Cheapflights users on 11/4. 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.
mar. 11/181:10 pmPIT - MIA
1 stop7h 15mSouthwest
lun. 11/246:00 amMIA - PIT
1 stop5h 35mSouthwest
Deal found 11/4$189
This Southwest deal was found by Cheapflights users on 11/3. 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.
mar. 12/26:15 amPIT - MIA
1 stop5h 50mSouthwest
mié. 12/105:10 pmMIA - PIT
1 stop4h 45mSouthwest
Deal found 11/3$192
This American Airlines deal was found by Cheapflights users on 11/4. 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.
sáb. 12/1312:44 pmPIT - MIA
1 stop8h 01mAmerican Airlines
jue. 12/189:04 pmMIA - PIT
Nonstop2h 50mAmerican Airlines
Deal found 11/4$197
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
sáb. 11/228:38 pmPIT - MIA
1 stop15h 08mMultiple Airlines
jue. 11/279:59 pmMIA - PIT
1 stop16h 43mMultiple Airlines
Deal found 11/3$198
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
lun. 11/172:38 pmPIT - MIA
2 stops9h 56mFrontier
dom. 11/239:59 pmMIA - PIT
1 stop16h 43mFrontier
Deal found 11/3$199

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 noviembre 4, 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

jue. 12/11

7:44 pm-12:46 am

1 stop5h 02m

Miami

vie. 12/12

6:30 pm-12:12 am

1 stop5h 42m

$197

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

mié. 1/28

10:07 am-5:15 pm

1 stop7h 08m

Miami

sáb. 1/31

8:05 am-2:05 pm

1 stop6h 00m

$199

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

dom. 11/16

4:25 pm-10:05 pm

1 stop5h 40m

Miami

lun. 11/17

7:40 am-5:40 pm

2 stops10h 00m

$235

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

mié. 12/17

6:00 am-11:21 am

1 stop5h 21m

Miami

mié. 12/24

2:01 pm-8:31 pm

1 stop6h 30m

$238

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

sáb. 2/21

2:05 pm-4:45 pm

Nonstop2h 40m

Miami

sáb. 2/28

6:35 am-2:15 pm

2 stops7h 40m

$239

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

mié. 2/18

11:55 am-6:21 pm

1 stop6h 26m

Miami

sáb. 2/21

6:00 am-10:50 am

1 stop4h 50m

$239

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

vie. 2/20

7:05 am-2:29 pm

1 stop7h 24m

Miami

mar. 2/24

9:24 am-6:00 pm

1 stop8h 36m

$249

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

vie. 1/30

6:00 am-10:40 am

1 stop4h 40m

Miami

sáb. 1/31

6:00 am-10:50 am

1 stop4h 50m

$249

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

vie. 2/20

1:15 pm-11:15 pm

2 stops10h 00m

Miami

mar. 2/24

7:15 am-12:10 pm

1 stop4h 55m

$254

PittsburghMiami

PIT - MIA

PITMIA

Pittsburgh

mié. 2/4

6:10 am-11:20 am

1 stop5h 10m

Miami

sáb. 2/14

6:35 am-5:45 pm

2 stops11h 10m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 19 results
1
2

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 October 31, 2025.

To ensure you get the cheapest price possible for a flight from Pittsburgh to Key Largo, you should look to book at least 25 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, February is the cheapest month in which you can book a flight from Pittsburgh to Key Largo (average of $68). Flying from Pittsburgh to Key Largo in July is currently the most expensive (average of $106). 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 noviembre 4, 2025.

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

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 Sunday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Pittsburgh to Key Largo

Explore weekly flight availability from Pittsburgh to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated noviembre 4, 2025.

The most flights from PIT to KE9 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 noviembre 4, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Pittsburgh to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

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
4,239 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

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
Delta
7.9
Good
8,003 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

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
United Airlines
7.4
Good
9,002 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

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
11,040 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

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
8,113 reviews
Southwest
8.0
Very good
4,239 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Food

7.0

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 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.

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

    There are many flights that can get you from Pittsburgh to Key Largo in 5h 02m. Fly via Delta or Southwest to get the fastest option. There are 1015 mi between Pittsburgh and Key Largo. This flight may include one or multiple stops.

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

    Looking at all options, your cheapest flight can be booked for $107. While the most popular route (Pittsburgh - Miami) can be booked for $149 on average, our data indicates $309 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, February is the cheapest month in which you can book a flight from Pittsburgh to Key Largo (average of $68). Flying from Pittsburgh to Key Largo in July is currently the most expensive (average of $106). 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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Alternative routes for Pittsburgh to Key Largo

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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 noviembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$68Average$201FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$76Average$172FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$89Average$205FlexibilityNo cancel feeOn-time88%
FrontierCheapest$105Average$190FlexibilityNo cancel feeOn-time62%
DeltaCheapest$196Average$344FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$200Average$370FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$207Average$437FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$210Average$384FlexibilityNo cancel feeOn-time63%

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