How popular is this Pittsburgh to Key Largo flight route?

The Pittsburgh to Key Largo flight path was viewed by 63 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 JetBlue, with whom users have recently found tickets for as low as $64. However, be on the lookout for offers from American Airlines and Allegiant Air, as they are both options that can get you from Pittsburgh to Key Largo for a low price.

Weekly flight availability from Pittsburgh to Key Largo

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).

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.

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).

What are the cheapest flights from Pittsburgh to Key Largo?

Looking at all options, your cheapest flight can be booked for $159. While the most popular route (Pittsburgh - Miami) can be booked for $243 on average, our data indicates $428 when flying from Pittsburgh to Key Largo.

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 Qatar Airways (90%), American Airlines (44%) and GOL (24%).

What are the most popular airlines that fly from Pittsburgh to Key Largo?

American Airlines, Southwest and JetBlue are the most popular airlines when flying from Pittsburgh to Key Largo.

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 7 airlines. Pittsburgh is conveniently located just 13.5 mi from Pittsburgh’s city center.

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.

Find Cheap Flights from Pittsburgh to Key Largo

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Cheapflights Tip: The best prices from Pittsburgh to Key Largo are usually found in January or August, booked 62 days in advance, depart on a Thursday or Friday and return on a Tuesday

Find flight deals from Pittsburgh to Key Largo

Most accurate provider	FlightHub 3 stars
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Popular in	November
Cheapest in	January
Average price	$381

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Highest demand for flights based on searches. 11% potential increase in price ($43 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Everything you need to know about your flight from Pittsburgh to Key Largo

Prices

Airlines

What is the cheapest time of day to fly from PIT to KE9?

Unlike in the morning, when flights are generally more expensive, you can save up to 20% 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?

Travelers seeking maximum savings on their Pittsburgh to Key Largo flight should consider departing on Tuesday afternoons 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.

Reviews of airlines servicing Key Largo

Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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

7.9

Good

4,228 reviews

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Southwest

7.9

Good

4,228 reviews

Southwest

7.9

Good

4,228 reviews

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Delta

7.8

Good

8,652 reviews

Southwest

7.9

Good

4,228 reviews

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

United Airlines

7.4

Good

10,332 reviews

Southwest

7.9

Good

4,228 reviews

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

JetBlue

7.1

Good

3,049 reviews

Southwest

7.9

Good

4,228 reviews

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

American Airlines

7.0

Good

12,152 reviews

Southwest

7.9

Good

4,228 reviews

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Related info for your journey

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 7 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 63 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 JetBlue, with whom users have recently found tickets for as low as $64. However, be on the lookout for offers from American Airlines and Allegiant Air, 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 Qatar Airways (90%), American Airlines (44%) and GOL (24%).
What are the cheapest flights from Pittsburgh to Key Largo?
Looking at all options, your cheapest flight can be booked for $159. While the most popular route (Pittsburgh - Miami) can be booked for $243 on average, our data indicates $428 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.

See more FAQs

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Top 7 airlines flying from Pittsburgh to Key Largo

Airline	Cheapest	Average	Flexibility	On-time
Allegiant Air	Cheapest$68	Average$174	FlexibilityNo cancel fee	On-time88%
Breeze Airways	Cheapest$82	Average$156	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$92	Average$279	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$108	Average$342	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$162	Average$380	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$182	Average$356	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$216	Average$334	FlexibilityNo cancel fee	On-time69%

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Cheap flights from Pittsburgh (PIT) to Key Largo, FL

Find cheap flights from Pittsburgh to Key Largo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Pittsburgh to Key Largo

Most accurate provider

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Popular in

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Average price

Cheapflights Insights

What is the cheapest time of day to fly from PIT to KE9?

Unlike in the morning, when flights are generally more expensive, you can save up to 20% 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?

Travelers seeking maximum savings on their Pittsburgh to Key Largo flight should consider departing on Tuesday afternoons 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.

Weekly flight availability from Pittsburgh to Key Largo

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

Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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.

Related info for your journey

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

How popular is this Pittsburgh to Key Largo flight route?

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

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

What are the cheapest flights from Pittsburgh to Key Largo?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pittsburgh to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Key Largo by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Pittsburgh to Key Largo by cabin class

Find flights from Pittsburgh to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Pittsburgh and Key Largo flights

Browse other Pittsburgh and Key Largo flight options. Last updated on October 10, 2026.

Other flights from Pittsburgh

Browse through other flights departing from Pittsburgh. Flights are based on user searches made on Cheapflights and were last updated on October 10, 2026.

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Top 7 airlines flying from Pittsburgh to Key Largo

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