$139+ Cheap flights from Allentown (ABE) 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — MIA
Sep 26 — Oct 31
Round-trip
1 adult, Economy
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Find cheap flights from Allentown 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
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Cheapest flights from Allentown to Key LargoExplore the most affordable flight options available from Allentown to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
Explore the most affordable flight options available from Allentown to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
This Delta deal was found by Cheapflights users on 8/26. 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 9/266:11 pm -
1 stop6h 44m
Tue 9/294:35 pm -
1 stop5h 41m
Deal found 8/26![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 8/26. 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.
Mon 9/286:04 pm -
1 stop6h 51m
Sat 10/37:21 am -
1 stop4h 54m
Deal found 8/26![Delta logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 10/56:30 am -
1 stop18h 16m
Thu 10/84:05 pm -
2 stops30h 23m
Deal found 8/22![Multiple Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Fri 10/22:25 pm -
1 stop7h 26m
Mon 10/56:15 am -
1 stop5h 03m
Deal found 8/25![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 8/25. 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 8/266:08 pm -
1 stop6h 39m
Tue 9/112:05 pm -
1 stop5h 18m
Deal found 8/25![Delta logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/287:30 am -
1 stop17h 16m
Thu 10/84:05 pm -
2 stops30h 23m
Deal found 8/24![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/287:30 am -
1 stop17h 16m
Wed 10/75:32 am -
2 stops32h 44m
Deal found 8/24![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/147:30 am -
1 stop17h 16m
Wed 9/169:43 pm -
2 stops23h 54m
Deal found 8/23![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 10/56:30 am -
1 stop18h 16m
Fri 10/96:42 pm -
2 stops26h 39m
Deal found 8/25![Multiple Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 8/26. 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 10/36:11 pm -
1 stop6h 44m
Sun 10/47:18 am -
1 stop4h 57m
Deal found 8/26![Delta logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/287:30 am -
1 stop17h 16m
Sun 10/49:43 pm -
2 stops23h 45m
Deal found 8/24![Multiple Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 8/25. 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 8/276:16 am -
1 stop6h 46m
Sat 8/293:59 pm -
1 stop6h 24m
Deal found 8/25![Delta logo]()
$359
Best flights from Allentown to Key LargoDiscover carefully curated flight deals from Allentown to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
Discover carefully curated flight deals from Allentown to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
This Delta deal was found by Cheapflights users on 8/25. 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 1/161:00 pm -
1 stop7h 54m
Sat 1/236:00 am -
1 stop6h 04m
Deal found 8/25![Delta logo]()
$219
This United Airlines deal was found by Cheapflights users on 8/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:20 am -
1 stop8h 39m
Sat 10/247:00 am -
2 stops14h 00m
Deal found 8/23![United Airlines logo]()
$538
This Delta deal was found by Cheapflights users on 8/26. 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 9/166:08 pm -
1 stop6h 47m
Sat 9/197:21 am -
1 stop4h 54m
Deal found 8/26![Delta logo]()
$418
This Delta deal was found by Cheapflights users on 8/22. 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 11/1812:45 pm -
1 stop5h 55m
Mon 11/234:49 pm -
1 stop5h 38m
Deal found 8/22![Delta logo]()
$467
This United Airlines deal was found by Cheapflights users on 8/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:20 am -
1 stop8h 39m
Sun 11/19:00 am -
1 stop7h 56m
Deal found 8/25![United Airlines logo]()
$540
This Delta deal was found by Cheapflights users on 8/22. 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 10/171:00 pm -
1 stop6h 43m
Sat 10/246:04 am -
1 stop6h 01m
Deal found 8/22![Delta logo]()
$475
This Delta deal was found by Cheapflights users on 8/24. 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 9/276:04 pm -
1 stop6h 51m
Tue 10/612:05 pm -
1 stop5h 11m
Deal found 8/24![Delta logo]()
$477
This Delta deal was found by Cheapflights users on 8/24. 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 11/136:00 pm -
1 stop6h 56m
Thu 11/1910:34 am -
1 stop6h 41m
Deal found 8/24![Delta logo]()
$477
This Delta deal was found by Cheapflights users on 8/26. 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 10/236:03 pm -
1 stop6h 50m
Mon 10/264:24 pm -
1 stop5h 55m
Deal found 8/26![Delta logo]()
$477
This Delta deal was found by Cheapflights users on 8/23. 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 9/156:08 pm -
1 stop6h 47m
Fri 9/187:40 pm -
1 stop16h 35m
Deal found 8/23![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 8/26. 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 9/156:08 pm -
2 stops16h 06m
Sat 9/196:00 am -
1 stop6h 15m
Deal found 8/26![Delta logo]()
$527
This Delta deal was found by Cheapflights users on 8/26. 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 9/156:08 pm -
2 stops16h 06m
Sun 9/206:00 am -
1 stop6h 15m
Deal found 8/26![Delta logo]()
$527
Last-minute flights from Allentown to Key LargoDiscover last-minute flight deals from Allentown to Key Largo. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Key Largo. Data last updated August 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/25. 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 8/266:08 pm -
1 stop6h 39m
Tue 9/112:05 pm -
1 stop5h 18m
Deal found 8/25![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 8/25. 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 8/276:16 am -
1 stop6h 46m
Sat 8/293:59 pm -
1 stop6h 24m
Deal found 8/25![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 9/34:57 pm -
1 stop4h 55m
Sat 9/57:45 am -
1 stop5h 42m
Deal found 8/25![American Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/147:30 am -
1 stop17h 16m
Wed 9/169:43 pm -
2 stops23h 54m
Deal found 8/23![Multiple Airlines logo]()
$343
This American Airlines deal was found by Cheapflights users on 8/26. 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.
Thu 9/245:45 am -
1 stop5h 31m
Mon 9/286:12 am -
1 stop6h 13m
Deal found 8/26![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 8/26. 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 9/266:11 pm -
1 stop6h 44m
Tue 9/294:35 pm -
1 stop5h 41m
Deal found 8/26![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 8/26. 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.
Mon 9/286:04 pm -
1 stop6h 51m
Sat 10/37:21 am -
1 stop4h 54m
Deal found 8/26![Delta logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/287:30 am -
1 stop17h 16m
Thu 10/84:05 pm -
2 stops30h 23m
Deal found 8/24![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/287:30 am -
1 stop17h 16m
Wed 10/75:32 am -
2 stops32h 44m
Deal found 8/24![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/287:30 am -
1 stop17h 16m
Sun 10/49:43 pm -
2 stops23h 45m
Deal found 8/24![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/287:30 am -
1 stop17h 16m
Sat 10/39:43 pm -
2 stops16h 48m
Deal found 8/24![Multiple Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 8/26. 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 9/296:08 pm -
1 stop6h 47m
Sun 10/47:18 am -
1 stop4h 57m
Deal found 8/26![Delta logo]()
$348
One-way flights from Allentown to Key LargoSearch for one-way flight options from Allentown to Key Largo. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
Search for one-way flight options from Allentown to Key Largo. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/118:59 pm -
2 stops23h 39m
Deal found 8/23![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 11/151:58 pm -
2 stops44h 31m
Deal found 8/26![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 11/64:36 pm -
2 stops41h 53m
Deal found 8/25![Multiple Airlines logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 9/102:28 pm -
2 stops30h 05m
Deal found 8/26![Multiple Airlines logo]()
$192
This Delta deal was found by Cheapflights users on 8/22. 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 9/2612:56 pm -
1 stop6h 10m
Deal found 8/22![Delta logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 10/234:32 pm -
2 stops28h 57m
Deal found 8/23![Multiple Airlines logo]()
$202
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/52:00 pm -
1 stop7h 54m
Deal found 8/22![American Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 8/316:18 pm -
2 stops39h 57m
Deal found 8/26![Multiple Airlines logo]()
$222
This Delta deal was found by Cheapflights users on 8/22. 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 11/1112:45 pm -
1 stop8h 14m
Deal found 8/22![Delta logo]()
$257
Find flight deals from Allentown to Key Largo
Keep the following information in mind while searching for Allentown to Key Largo flight deals. Data was last updated August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $219 (Delta) |
One-way from | $139 (Kiwi.com) |
Popular in | July |
Cheapest in | June |
Average price | $434 |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown 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 August 27, 2026.
Use the filters below to find and compare flights from Allentown to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Sat 1/16
1:00 pm-8:54 pm
1 stop7h 54m
Miami
Sat 1/23
6:00 am-12:04 pm
1 stop6h 04m
$219
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Wed 9/16
6:08 pm-12:55 am
1 stop6h 47m
Miami
Sat 9/19
7:21 am-12:15 pm
1 stop4h 54m
$418
Quickest round-trip
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Wed 11/18
12:45 pm-6:40 pm
1 stop5h 55m
Miami
Mon 11/23
4:49 pm-10:27 pm
1 stop5h 38m
$467
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Sat 10/17
1:00 pm-7:43 pm
1 stop6h 43m
Miami
Sat 10/24
6:04 am-12:05 pm
1 stop6h 01m
$475
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Sun 9/27
6:04 pm-12:55 am
1 stop6h 51m
Miami
Tue 10/6
12:05 pm-5:16 pm
1 stop5h 11m
$477
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Fri 11/13
6:00 pm-12:56 am
1 stop6h 56m
Miami
Thu 11/19
10:34 am-5:15 pm
1 stop6h 41m
$477
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Fri 10/23
6:03 pm-12:53 am
1 stop6h 50m
Miami
Mon 10/26
4:24 pm-10:19 pm
1 stop5h 55m
$477
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Tue 9/15
6:08 pm-12:55 am
1 stop6h 47m
Miami
Fri 9/18
7:40 pm-12:15 pm
1 stop16h 35m
$518
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Tue 9/15
6:08 pm-10:14 am
2 stops16h 06m
Miami
Sat 9/19
6:00 am-12:15 pm
1 stop6h 15m
$527
AllentownMiami
ABE Allentown-Bethlehem - MIA Miami
ABEMIA
Allentown-Bethlehem
Tue 9/15
6:08 pm-10:14 am
2 stops16h 06m
Miami
Sun 9/20
6:00 am-12:15 pm
1 stop6h 15m
$527
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Allentown to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Allentown with our price prediction graph.
ABE-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 Allentown to Key Largo
ABE-KE9
ABE-MIA
What is the cheapest time of day to fly from ABE to KE9?
Find hourly flight availability from Allentown 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 August 27, 2026.
A simple way to save on the total cost of your ticket is to fly from Allentown to Key Largo in the afternoon. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the morning.
How much does it cost to fly round-trip from Allentown to Key Largo?
Airfare is below average for this route at the moment.
Allentown to Key Largo flights typically cost between $238 and $559 in January.The cheapest round-trip price found within the last 5 days was $219 on Delta (Jan 16-Jan 23).
What is the cheapest day to fly from Allentown to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from Allentown to Key Largo. Price data was last updated on August 22, 2026.
Travelers seeking maximum savings on their Allentown to Key Largo flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday evenings 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 August 27, 2026.
See what other customers who have flown with Delta,Allegiant Air, andAmerican Airlines from Allentown 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.
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
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Allentown and Key Largo flights
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Top 6 airlines flying from Allentown to Key Largo
Discover the top 6 airlines that operate flights from Allentown 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 August 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$24 | Average$183 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$104 | Average$302 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$139 | Average$437 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$148 | Average$466 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$208 | Average$585 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$213 | Average$232 | FlexibilityNo cancel fee | On-time62% |