$142+ Cheap flights from Key Largo, FL to Newark (EWR)
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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — EWR
Sep 11 — Sep 181
Round-trip
1 adult, Economy
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Find cheap flights from Key Largo to Newark 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 Key Largo to Newark are usually found in February or January, booked 85 days in advance, depart on a Friday or Thursday and return on a Saturday
Cheap flight deals from Key Largo to Newark
Cheapest
Best
Last-minute
One-way
Cheapest flights from Key Largo to NewarkExplore the most affordable flight options available from Key Largo to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
Explore the most affordable flight options available from Key Largo to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:28 pm -
1 stop7h 35m
Tue 9/15:55 am -
1 stop10h 26m
Deal found 8/11![Frontier logo]()
$235
This Frontier deal was found by Cheapflights users on 8/10. 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.
Thu 8/275:28 pm -
1 stop7h 35m
Mon 8/315:55 am -
1 stop7h 37m
Deal found 8/10![Frontier logo]()
$236
This Frontier deal was found by Cheapflights users on 8/12. 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.
Wed 8/1911:10 am -
1 stop10h 18m
Tue 9/1510:29 pm -
1 stop12h 01m
Deal found 8/12![Frontier logo]()
$237
This CheapOair deal was found by Cheapflights users on 8/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:03 am -
1 stop11h 25m
Sat 10/2410:24 pm -
1 stop10h 34m
Deal found 8/11![Frontier logo]()
$238
This Trip.com deal was found by Cheapflights users on 8/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:28 pm -
1 stop7h 35m
Wed 9/91:30 pm -
1 stop8h 30m
Deal found 8/11![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:03 am -
1 stop11h 26m
Sun 10/2510:29 pm -
1 stop10h 29m
Deal found 8/9![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:32 am -
2 stops19h 29m
Mon 10/195:59 am -
1 stop6h 15m
Deal found 8/11![Frontier logo]()
$241
This eDestinos deal was found by Cheapflights users on 8/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:28 pm -
1 stop7h 35m
Sun 8/305:55 am -
1 stop7h 37m
Deal found 8/10![Frontier logo]()
$242
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 9/298:28 am -
Nonstop3h 02m
Fri 10/212:20 pm -
Nonstop3h 08m
Deal found 8/12![American Airlines logo]()
$243
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:59 pm -
Nonstop3h 08m
Mon 10/127:00 am -
Nonstop3h 12m
Deal found 8/9![United Airlines logo]()
$244
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 9/89:43 pm -
Nonstop3h 08m
Tue 9/155:00 pm -
Nonstop3h 17m
Deal found 8/11![American Airlines logo]()
$245
This Frontier deal was found by Cheapflights users on 8/12. 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.
Wed 11/117:17 pm -
1 stop5h 42m
Sun 11/155:55 am -
1 stop6h 10m
Deal found 8/12![Frontier logo]()
$246
Best flights from Key Largo to NewarkDiscover carefully curated flight deals from Key Largo to Newark that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from Key Largo to Newark that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This Delta deal was found by Cheapflights users on 8/12. 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 9/910:30 am -
1 stop4h 53m
Wed 9/161:26 pm -
1 stop5h 39m
Deal found 8/12![Delta logo]()
$264
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 9/221:44 pm -
1 stop20h 15m
Wed 9/231:15 pm -
Nonstop3h 16m
Deal found 8/12![United Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sun 9/207:00 am -
Nonstop2h 59m
Wed 9/236:00 am -
1 stop5h 11m
Deal found 8/12![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am -
Nonstop2h 59m
Sun 9/279:00 am -
Nonstop3h 13m
Deal found 8/9![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:47 pm -
Nonstop3h 12m
Sat 11/74:28 pm -
Nonstop3h 13m
Deal found 8/11![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:20 am -
Nonstop3h 04m
Tue 9/88:37 pm -
Nonstop3h 15m
Deal found 8/11![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 9/2211:26 am -
Nonstop3h 04m
Thu 10/226:00 am -
1 stop5h 20m
Deal found 8/12![United Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 8/207:00 am -
Nonstop2h 59m
Wed 9/166:00 am -
1 stop5h 11m
Deal found 8/12![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:26 am -
Nonstop3h 04m
Mon 10/196:00 am -
1 stop5h 20m
Deal found 8/11![United Airlines logo]()
$420
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:59 pm -
Nonstop3h 08m
Mon 10/196:00 am -
1 stop5h 20m
Deal found 8/10![United Airlines logo]()
$445
Last-minute flights from Key Largo to NewarkDiscover last-minute flight deals from Key Largo to Newark. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Key Largo to Newark. Data last updated August 12, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/10. 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.
Wed 8/195:28 pm -
1 stop7h 35m
Wed 9/25:55 am -
1 stop7h 37m
Deal found 8/10![Frontier logo]()
$237
This CheapOair deal was found by Cheapflights users on 8/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:28 pm -
1 stop7h 35m
Wed 9/25:55 am -
1 stop7h 37m
Deal found 8/10![Frontier logo]()
$242
This Frontier deal was found by Cheapflights users on 8/10. 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.
Thu 8/275:28 pm -
1 stop7h 35m
Mon 8/315:55 am -
1 stop7h 37m
Deal found 8/10![Frontier logo]()
$236
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:28 pm -
1 stop7h 35m
Tue 9/15:55 am -
1 stop10h 26m
Deal found 8/11![Frontier logo]()
$235
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Thu 9/35:37 pm -
Nonstop3h 06m
Wed 9/238:37 pm -
Nonstop3h 15m
Deal found 8/12![United Airlines logo]()
$244
This Frontier deal was found by Cheapflights users on 8/12. 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.
Sat 9/55:28 pm -
1 stop7h 35m
Mon 9/1410:29 pm -
1 stop12h 01m
Deal found 8/12![Frontier logo]()
$234
This Trip.com deal was found by Cheapflights users on 8/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:28 pm -
1 stop7h 35m
Wed 9/91:30 pm -
1 stop8h 30m
Deal found 8/11![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:28 pm -
1 stop7h 35m
Thu 9/101:30 pm -
1 stop8h 30m
Deal found 8/9![Frontier logo]()
$246
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 9/89:43 pm -
Nonstop3h 08m
Tue 9/155:00 pm -
Nonstop3h 17m
Deal found 8/11![American Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:32 am -
2 stops19h 29m
Mon 10/195:59 am -
1 stop6h 15m
Deal found 8/11![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:43 pm -
2 stops27h 18m
Tue 9/221:30 pm -
1 stop8h 30m
Deal found 8/10![Frontier logo]()
$238
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 9/298:28 am -
Nonstop3h 02m
Fri 10/212:20 pm -
Nonstop3h 08m
Deal found 8/11![American Airlines logo]()
$243
One-way flights from Key Largo to NewarkSearch for one-way flight options from Key Largo to Newark. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from Key Largo to Newark. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/18:00 am -
2 stops17h 03m
Deal found 8/12![Frontier logo]()
$142
This Trip.com deal was found by Cheapflights users on 8/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:32 am -
1 stop15h 52m
Deal found 8/12![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:30 pm -
1 stop23h 54m
Deal found 8/10![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 9/95:32 am -
1 stop15h 52m
Deal found 8/12![Frontier logo]()
$147
This Frontier deal was found by Cheapflights users on 8/10. 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.
Thu 11/127:17 pm -
1 stop5h 42m
Deal found 8/10![Frontier logo]()
$149
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:10 pm -
1 stop6h 02m
Deal found 8/11![Frontier logo]()
$150
This Frontier deal was found by Cheapflights users on 8/10. 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.
Mon 8/245:28 pm -
1 stop7h 35m
Deal found 8/10![Frontier logo]()
$151
This Super.com deal was found by Cheapflights users on 8/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:28 am -
1 stop11h 00m
Deal found 8/11![Frontier logo]()
$152
This Super.com deal was found by Cheapflights users on 8/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:28 pm -
1 stop7h 35m
Deal found 8/12![Frontier logo]()
$153
Find flight deals from Key Largo to Newark
Keep the following information in mind while searching for Key Largo to Newark flight deals. Data was last updated August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $234 (Frontier) |
One-way from | $142 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $329 |
Cheapflights Fare Finder
Customize your flight search to find flights from Key Largo to Newark 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 August 12, 2026.
Use the filters below to find and compare flights from Key Largo to Newark Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Wed 9/9
10:30 am-3:23 pm
1 stop4h 53m
Newark
Wed 9/16
1:26 pm-7:05 pm
1 stop5h 39m
$264
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Tue 9/22
1:44 pm-9:59 am
1 stop20h 15m
Newark
Wed 9/23
1:15 pm-4:31 pm
Nonstop3h 16m
$299
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Sun 9/20
7:00 am-9:59 am
Nonstop2h 59m
Newark
Wed 9/23
6:00 am-11:11 am
1 stop5h 11m
$319
Quickest round-trip
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Thu 9/24
7:00 am-9:59 am
Nonstop2h 59m
Newark
Sun 9/27
9:00 am-12:13 pm
Nonstop3h 13m
$339
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Thu 11/5
8:47 pm-11:59 pm
Nonstop3h 12m
Newark
Sat 11/7
4:28 pm-7:41 pm
Nonstop3h 13m
$339
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Wed 9/2
11:20 am-2:24 pm
Nonstop3h 04m
Newark
Tue 9/8
8:37 pm-11:52 pm
Nonstop3h 15m
$389
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Tue 9/22
11:26 am-2:30 pm
Nonstop3h 04m
Newark
Thu 10/22
6:00 am-11:20 am
1 stop5h 20m
$390
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Thu 8/20
7:00 am-9:59 am
Nonstop2h 59m
Newark
Wed 9/16
6:00 am-11:11 am
1 stop5h 11m
$419
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Thu 9/10
11:26 am-2:30 pm
Nonstop3h 04m
Newark
Mon 10/19
6:00 am-11:20 am
1 stop5h 20m
$420
MiamiNewark
MIA Miami - EWR Newark
MIAEWR
Miami
Sat 10/17
7:59 pm-11:07 pm
Nonstop3h 08m
Newark
Mon 10/19
6:00 am-11:20 am
1 stop5h 20m
$445
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Key Largo to Newark
Have a flexible travel schedule? Discover the best time to fly to Newark from Key Largo with our price prediction graph.
MIA-EWR
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 Key Largo to Newark Airport
KE9-EWR
MIA-EWR
What is the cheapest time of day to fly from KE9 to EWR?
Find hourly flight availability from Key Largo to Newark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 12, 2026.
It’s optimal to fly from Key Largo to Newark Airport in the evening. By choosing this option you can save up to 38% on the cost of your flight, compared to a flight in the morning.
Weekly flight availability from Key Largo to Newark Airport
Explore weekly flight availability from Key Largo to Newark. 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 August 12, 2026.
The most flights from KE9 to EWR are scheduled on a Tuesday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from Key Largo to Newark Airport?
Airfare is below average for this route at the moment.
Key Largo to Newark Airport flights typically cost between $247 and $418 in September.The cheapest round-trip price found within the last 5 days was $234 on Frontier (Sep 5-Sep 14).
What is the cheapest day to fly from Key Largo to Newark Airport?
Use this chart to determine the cheapest time to fly round-trip from Key Largo to Newark. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Key Largo to Newark Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Newark
Get insights into the airlines that provide service to Newark. 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 Newark. Reviews last updated August 12, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Key Largo to Newark Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentLucy,Nov 2023
ATL - JFK
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentLucy,Nov 2023
ATL - JFK
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentLucy,Nov 2023
ATL - JFK
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentLucy,Nov 2023
ATL - JFK
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentLucy,Nov 2023
ATL - JFK
Food
7.2
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentLucy,Nov 2023
ATL - JFK
Related info for your journey
Find useful and relevant information for your journey from Key Largo to Newark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 6 airlines flying from Key Largo to Newark
Discover the top 6 airlines that operate flights from Key Largo to Newark. 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 August 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$69 | Average$88 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$88 | Average$288 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$108 | Average$266 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$127 | Average$308 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$128 | Average$263 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$327 | FlexibilityNo cancel fee | On-time71% |