$119+ Cheap flights from Pittsburgh (PIT) to Key Largo, FL
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — MIA
Oct 5 — Oct 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Pittsburgh to Key Largo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 Friday or Thursday and return on a Tuesday
Cheap flight deals from Pittsburgh to Key Largo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Pittsburgh to Key LargoExplore 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 September 5, 2026.
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 September 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Thu 10/294:37 pm -
2 stops48h 27m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/168:54 pm -
1 stop24h 30m
Wed 10/2110:36 pm -
2 stops22h 49m
Deal found 9/3![Multiple Airlines logo]()
$242
This American Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 9/306:00 am -
Nonstop2h 43m
Wed 10/78:45 pm -
Nonstop2h 50m
Deal found 9/2![American Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/168:54 pm -
1 stop24h 30m
Thu 10/224:05 pm -
1 stop28h 09m
Deal found 9/3![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 10/308:54 pm -
2 stops20h 10m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 10/146:00 am -
Nonstop2h 46m
Sat 10/178:45 pm -
Nonstop2h 50m
Deal found 9/2![American Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Tue 10/2711:55 am -
2 stops25h 49m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Sun 11/112:00 pm -
2 stops22h 29m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:23 am -
1 stop7h 03m
Wed 10/77:00 am -
1 stop7h 37m
Deal found 9/3![Delta logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Wed 10/2811:55 am -
2 stops26h 04m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:54 pm -
1 stop24h 30m
Tue 10/2010:36 pm -
2 stops20h 20m
Deal found 9/2![Multiple Airlines logo]()
$275
Best flights from Pittsburgh to Key LargoDiscover carefully curated flight deals from Pittsburgh to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Pittsburgh to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This Southwest deal was found by Cheapflights users on 9/1. 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.
Thu 11/55:50 pm -
1 stop5h 15m
Wed 11/1111:35 am -
1 stop6h 20m
Deal found 9/1![Southwest logo]()
$289
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/271:39 pm -
1 stop7h 20m
Thu 12/38:15 am -
1 stop6h 02m
Deal found 9/3![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 9/1. 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.
Fri 11/1312:30 pm -
2 stops9h 30m
Sat 11/215:55 am -
1 stop5h 50m
Deal found 9/1![Southwest logo]()
$312
This Delta deal was found by Cheapflights users on 8/31. 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.
Thu 11/127:20 am -
1 stop7h 11m
Mon 11/166:25 pm -
1 stop6h 21m
Deal found 8/31![Delta logo]()
$347
This Southwest deal was found by Cheapflights users on 9/1. 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.
Thu 10/16:55 pm -
1 stop4h 10m
Thu 10/87:10 am -
2 stops11h 55m
Deal found 9/1![Southwest logo]()
$318
This Southwest deal was found by Cheapflights users on 9/1. 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 10/75:40 am -
1 stop5h 10m
Mon 10/127:10 am -
1 stop6h 25m
Deal found 9/1![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:20 pm -
1 stop6h 25m
Sat 11/76:04 am -
1 stop6h 34m
Deal found 9/4![Delta logo]()
$354
This Southwest deal was found by Cheapflights users on 9/3. 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.
Thu 9/241:50 pm -
2 stops8h 20m
Sat 9/267:00 am -
2 stops7h 45m
Deal found 9/3![Southwest logo]()
$320
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:20 pm -
1 stop7h 40m
Sun 11/157:45 pm -
1 stop5h 01m
Deal found 9/3![Delta logo]()
$356
This Southwest deal was found by Cheapflights users on 9/5. 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.
Sat 9/263:30 pm -
1 stop4h 50m
Thu 10/17:10 am -
2 stops10h 10m
Deal found 9/5![Southwest logo]()
$334
This Southwest deal was found by Cheapflights users on 9/4. 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.
Sat 11/216:25 pm -
1 stop5h 05m
Wed 11/256:55 am -
1 stop6h 40m
Deal found 9/4![Southwest logo]()
$344
This Southwest deal was found by Cheapflights users on 9/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:45 pm -
2 stops9h 20m
Mon 10/57:10 am -
1 stop6h 25m
Deal found 9/2![Southwest logo]()
$344
Last-minute flights from Pittsburgh to Key LargoDiscover last-minute flight deals from Pittsburgh to Key Largo. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Pittsburgh to Key Largo. Data last updated September 5, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 9/306:00 am -
Nonstop2h 43m
Wed 10/78:45 pm -
Nonstop2h 50m
Deal found 9/2![American Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:23 am -
1 stop7h 03m
Wed 10/77:00 am -
1 stop7h 37m
Deal found 9/3![Delta logo]()
$273
This American Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 10/146:00 am -
Nonstop2h 46m
Sat 10/178:45 pm -
Nonstop2h 50m
Deal found 9/2![American Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/168:54 pm -
1 stop24h 30m
Wed 10/2110:36 pm -
2 stops22h 49m
Deal found 9/3![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/168:54 pm -
1 stop24h 30m
Thu 10/224:05 pm -
1 stop28h 09m
Deal found 9/3![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:54 pm -
1 stop24h 30m
Tue 10/2010:36 pm -
2 stops20h 20m
Deal found 9/2![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Fri 10/238:54 pm -
1 stop24h 30m
Wed 10/2810:36 pm -
2 stops22h 49m
Deal found 9/1![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Tue 10/2711:55 am -
2 stops25h 49m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Wed 10/2811:55 am -
2 stops26h 04m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Thu 10/294:37 pm -
2 stops48h 27m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 10/308:54 pm -
2 stops20h 10m
Thu 11/54:08 pm -
1 stop28h 06m
Deal found 9/4![Multiple Airlines logo]()
$257
One-way flights from Pittsburgh to Key LargoSearch for one-way flight options from Pittsburgh to Key Largo. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Pittsburgh to Key Largo. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:37 pm -
2 stops41h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:54 pm -
1 stop24h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$121
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/176:00 am -
Nonstop2h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$127
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:00 pm -
1 stop5h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:30 am -
2 stops32h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Tue 10/61:41 pm -
2 stops20h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Mon 10/58:54 pm -
2 stops23h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$141
This Southwest deal was found by Cheapflights users on 9/3. 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.
Tue 11/312:20 pm -
2 stops7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 9/2910:17 am -
3 stops48h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Multiple Airlines logo]()
$144
Find 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 September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Kiwi.com) |
One-way from | $119 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $306 |
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 7,457,451 searches. Data last updated September 5, 2026.
Use the filters below to find and compare flights from Pittsburgh to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Tue 11/3
8:49 am-3:03 pm
1 stop6h 14m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$137
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Tue 11/3
12:20 pm-8:05 pm
2 stops7h 45m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$142
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Mon 10/5
8:03 pm-12:54 am
1 stop4h 51m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$145
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Thu 12/3
1:30 pm-8:05 pm
1 stop6h 35m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$145
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Sat 9/26
12:45 pm-7:20 pm
1 stop6h 35m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$145
Quickest round-trip
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Sat 11/14
4:30 pm-8:55 pm
1 stop4h 25m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$145
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Sat 10/3
7:45 pm-12:55 am
1 stop5h 10m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$150
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Wed 9/30
10:19 am-6:24 pm
1 stop8h 05m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$150
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Sat 10/10
4:20 pm-10:10 pm
1 stop5h 50m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$150
PittsburghMiami
PIT Pittsburgh - MIA Miami
PITMIA
Pittsburgh
Mon 11/2
5:50 am-2:35 pm
2 stops8h 45m
Miami
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$150
Showing 1-10 of 23 resultsSorted by cheapest first
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.
PIT-MIA
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
PIT-KE9
PIT-MIA
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 September 5, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 23% on flights from Pittsburgh to Key Largo by exploring options for tickets in the evening.
How much does it cost to fly round-trip from Pittsburgh to Key Largo?
Airfare is below average for this route at the moment.
Pittsburgh to Key Largo flights typically cost between $262 and $411 in October.The cheapest round-trip price found within the last 5 days was $237 on Multiple Airlines (Oct 29-Nov 5).
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 August 29, 2026.
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
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 September 5, 2026.
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.
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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.
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Pittsburgh
Popular flights
Top destinations
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 September 5, 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 September 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pittsburgh to Key Largo flights
Consider these flights traveling from Pittsburgh to Key Largo.
Top 7 airlines flying from Pittsburgh to Key Largo
Discover the top 7 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 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$182 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$80 | Average$272 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$82 | Average$156 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$108 | Average$322 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$161 | Average$372 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$178 | Average$352 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$211 | Average$344 | FlexibilityNo cancel fee | On-time69% |