What airlines fly to Florida Keys?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Florida Keys from Trenton, New Jersey according to our data. American Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 4 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Trenton-Mercer to Florida Keys?

Allegiant Air, Frontier, and Breeze Airways are the most popular carriers operating from Trenton-Mercer to Florida Keys

When did momondo last update prices for flights from Trenton-Mercer Airport to Florida Keys?

Prices for flights from Trenton-Mercer Airport to Florida Keys are refreshed on a daily basis.

How old do you have to be to fly from Trenton-Mercer Airport to Florida Keys?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Trenton-Mercer Airport to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$103 Cheap Flights from Trenton, New Jersey to Florida Keys in 2026/27

Find the cheapest flights from Trenton, New Jersey to Florida Keys

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:33 am - 1:54 pmTTN Trenton-Mercer-EYW Key West

26h 21m1 stop Tampa St. Petersburg

8:36 pm - 9:15 amEYW Key West-TTN Trenton-Mercer

12h 39m1 stop Orlando Sanford Intl

$229Allegiant Air

Sun, Oct 25 - Thu, Oct 29

7:13 pm - 12:19 pmTTN Trenton-Mercer-EYW Key West

17h 06m2 stops Fort Lauderdale Tampa

8:36 pm - 9:15 amEYW Key West-TTN Trenton-Mercer

12h 39m1 stop Orlando Sanford Intl

$256Multiple Airlines

Sun, Oct 25 - Thu, Oct 29

7:39 pm - 1:33 pmTTN Trenton-Mercer-MIA Miami

17h 54m2 stops Orlando Baltimore/Washington

5:15 am - 6:54 pmMIA Miami-TTN Trenton-Mercer

13h 39m2 stops Atlanta Hartsfield-Jackson Orlando

$410Frontier

Fri, Oct 16 - Mon, Oct 19

7:39 pm - 1:33 pmTTN Trenton-Mercer-MIA Miami

17h 54m2 stops Orlando Baltimore/Washington

10:55 pm - 6:54 pmMIA Miami-TTN Trenton-Mercer

19h 59m2 stops Atlanta Hartsfield-Jackson Orlando

$423Frontier

Fri, Oct 16 - Sun, Oct 18

11:24 am - 9:24 amTTN Trenton-Mercer-EYW Key West

22h 00m1 stop Tampa

10:59 am - 6:54 pmEYW Key West-TTN Trenton-Mercer

7h 55m1 stop Orlando

$427Multiple Airlines

Fri, Oct 23 - Mon, Oct 26

7:39 pm - 1:33 pmTTN Trenton-Mercer-MIA Miami

17h 54m2 stops Orlando Baltimore/Washington

5:15 am - 6:54 pmMIA Miami-TTN Trenton-Mercer

13h 39m2 stops Atlanta Hartsfield-Jackson Orlando

$446Frontier

Mon, Oct 19 - Mon, Oct 26

7:39 pm - 10:19 amTTN Trenton-Mercer-EYW Key West

14h 40m1 stop Orlando

10:11 pm - 6:07 pmEYW Key West-TTN Trenton-Mercer

19h 56m1 stop Orlando Sanford Intl

$458Multiple Airlines

Wed, Sep 30 - Sun, Oct 4

8:34 pm - 11:19 amTTN Trenton-Mercer-EYW Key West

38h 45m2 stops Vero Beach Raleigh-Durham

10:11 pm - 6:07 pmEYW Key West-TTN Trenton-Mercer

19h 56m1 stop Orlando Sanford Intl

$465Multiple Airlines

Wed, Sep 30 - Sun, Oct 4

7:39 pm - 1:33 pmTTN Trenton-Mercer-MIA Miami

17h 54m2 stops Orlando Baltimore/Washington

10:55 pm - 6:54 pmMIA Miami-TTN Trenton-Mercer

19h 59m2 stops Atlanta Hartsfield-Jackson Orlando

$492Frontier

Fri, Oct 16 - Sun, Oct 18

11:03 am - 2:34 pmTTN Trenton-Mercer-MIA Miami

27h 31m2 stops Orlando Atlanta Hartsfield-Jackson

7:10 am - 10:18 amMIA Miami-TTN Trenton-Mercer

27h 08m2 stops Atlanta Hartsfield-Jackson Orlando

$501Frontier

Tue, Dec 1 - Mon, Dec 7

Cheap last minute flights

Enter your travel dates to find the best prices.

4:10 pm - 5:49 amTTN Trenton-Mercer-MIA Miami

13h 39m2 stops Tampa San Juan Luis Munoz Marin Intl

5:32 am - 6:42 pmMIA Miami-TTN Trenton-Mercer

13h 10m2 stops Atlanta Hartsfield-Jackson Orlando

$975Frontier

Sun, Sep 20 - Sun, Sep 27

7:39 pm - 8:38 pmTTN Trenton-Mercer-MIA Miami

24h 59m2 stops Orlando Atlanta Hartsfield-Jackson

4:30 pm - 6:42 pmMIA Miami-TTN Trenton-Mercer

26h 12m2 stops Atlanta Hartsfield-Jackson Orlando

$1,053Frontier

Sat, Sep 19 - Thu, Sep 24

7:39 pm - 8:38 pmTTN Trenton-Mercer-MIA Miami

24h 59m2 stops Orlando Atlanta Hartsfield-Jackson

4:30 pm - 6:42 pmMIA Miami-TTN Trenton-Mercer

26h 12m2 stops Atlanta Hartsfield-Jackson Orlando

$1,065Frontier

Sat, Sep 19 - Thu, Sep 24

4:10 pm - 5:49 amTTN Trenton-Mercer-MIA Miami

13h 39m2 stops Tampa San Juan Luis Munoz Marin Intl

9:43 pm - 6:42 pmMIA Miami-TTN Trenton-Mercer

20h 59m2 stops Atlanta Hartsfield-Jackson Orlando

$1,113Frontier

Sun, Sep 20 - Tue, Sep 22

7:39 pm - 5:16 pmTTN Trenton-Mercer-MIA Miami

21h 37m2 stops Orlando Dallas/Fort Worth

5:32 am - 6:42 pmMIA Miami-TTN Trenton-Mercer

13h 10m2 stops Atlanta Hartsfield-Jackson Orlando

$1,146Frontier

Sat, Sep 19 - Thu, Sep 24

7:39 pm - 8:38 pmTTN Trenton-Mercer-MIA Miami

24h 59m2 stops Orlando Atlanta Hartsfield-Jackson

9:30 pm - 6:42 pmMIA Miami-TTN Trenton-Mercer

21h 12m2 stops Atlanta Hartsfield-Jackson Orlando

$1,159Frontier

Mon, Sep 21 - Fri, Sep 25

7:39 pm - 8:38 pmTTN Trenton-Mercer-MIA Miami

24h 59m2 stops Orlando Atlanta Hartsfield-Jackson

9:43 pm - 6:42 pmMIA Miami-TTN Trenton-Mercer

20h 59m2 stops Atlanta Hartsfield-Jackson Orlando

$1,161Frontier

Fri, Sep 18 - Tue, Sep 22

7:39 pm - 8:38 pmTTN Trenton-Mercer-MIA Miami

24h 59m2 stops Orlando Atlanta Hartsfield-Jackson

9:43 pm - 6:42 pmMIA Miami-TTN Trenton-Mercer

20h 59m2 stops Atlanta Hartsfield-Jackson Orlando

$1,171Frontier

Mon, Sep 21 - Wed, Sep 23

7:39 pm - 8:38 pmTTN Trenton-Mercer-MIA Miami

24h 59m2 stops Orlando Atlanta Hartsfield-Jackson

9:43 pm - 6:42 pmMIA Miami-TTN Trenton-Mercer

20h 59m2 stops Atlanta Hartsfield-Jackson Orlando

$1,215Frontier

Fri, Sep 18 - Sun, Sep 20

7:39 pm - 8:38 pmTTN Trenton-Mercer-MIA Miami

24h 59m2 stops Orlando Atlanta Hartsfield-Jackson

9:43 pm - 6:42 pmMIA Miami-TTN Trenton-Mercer

20h 59m2 stops Atlanta Hartsfield-Jackson Orlando

$1,230Frontier

Fri, Sep 18 - Sun, Sep 20

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Frontier flights from Trenton, New Jersey to Florida Keys

Our best Frontier deals on Trenton, New Jersey to Florida Keys flight tickets

Frontier

Oct 16

TTN7:39 pmTrenton-Mercer

17h 54m

2 stops

MIA1:33 pmMiami

Oct 19

MIA5:15 amMiami

13h 39m

2 stops

TTN6:54 pmTrenton-Mercer

$410

Frontier

Oct 16

TTN7:39 pmTrenton-Mercer

17h 54m

2 stops

MIA1:33 pmMiami

Oct 18

MIA10:55 pmMiami

19h 59m

2 stops

TTN6:54 pmTrenton-Mercer

$423

Frontier

Oct 19

TTN7:39 pmTrenton-Mercer

17h 54m

2 stops

MIA1:33 pmMiami

Oct 26

MIA5:15 amMiami

13h 39m

2 stops

TTN6:54 pmTrenton-Mercer

$446

Breeze Airways flights from Trenton, New Jersey to Florida Keys

Our best Breeze Airways deals on Trenton, New Jersey to Florida Keys flight tickets

Breeze Airways

Jan 31

TTN7:29 pmTrenton-Mercer

41h 07m

2 stops

EYW12:36 pmKey West

Feb 3

EYW12:19 pmKey West

30h 30m

2 stops

TTN6:49 pmTrenton-Mercer

$738

Breeze Airways

Jan 31

TTN7:29 pmTrenton-Mercer

38h 50m

2 stops

EYW10:19 amKey West

Feb 6

EYW12:19 pmKey West

30h 30m

2 stops

TTN6:49 pmTrenton-Mercer

$748

Breeze Airways

Jan 31

TTN7:29 pmTrenton-Mercer

16h 50m

3 stops

EYW12:19 pmKey West

Feb 3

EYW11:19 amKey West

31h 30m

2 stops

TTN6:49 pmTrenton-Mercer

$763

momondo Fare Finder

Use the filters below to find and compare flights from Trenton, New Jersey to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonKey West

TTN Trenton-Mercer - EYW Key West

TTNEYW

Trenton-Mercer

Sun 10/25

11:33 am-1:54 pm

1 stop26h 21m

Key West

Thu 10/29

8:36 pm-9:15 am

1 stop12h 39m

$229

Quickest round-trip

TrentonKey West

TTN Trenton-Mercer - EYW Key West

TTNEYW

Trenton-Mercer

Sun 10/25

7:13 pm-12:19 pm

2 stops17h 06m

Key West

Thu 10/29

8:36 pm-9:15 am

1 stop12h 39m

$256

TrentonMiami

TTN Trenton-Mercer - MIA Miami

TTNMIA

Trenton-Mercer

Fri 10/16

7:39 pm-1:33 pm

2 stops17h 54m

Miami

Mon 10/19

5:15 am-6:54 pm

2 stops13h 39m

$410

TrentonMiami

TTN Trenton-Mercer - MIA Miami

TTNMIA

Trenton-Mercer

Fri 10/16

7:39 pm-1:33 pm

2 stops17h 54m

Miami

Sun 10/18

10:55 pm-6:54 pm

2 stops19h 59m

$423

TrentonKey West

TTN Trenton-Mercer - EYW Key West

TTNEYW

Trenton-Mercer

Fri 10/23

11:24 am-9:24 am

1 stop22h 00m

Key West

Mon 10/26

10:59 am-6:54 pm

1 stop7h 55m

$427

TrentonMiami

TTN Trenton-Mercer - MIA Miami

TTNMIA

Trenton-Mercer

Mon 10/19

7:39 pm-1:33 pm

2 stops17h 54m

Miami

Mon 10/26

5:15 am-6:54 pm

2 stops13h 39m

$446

TrentonKey West

TTN Trenton-Mercer - EYW Key West

TTNEYW

Trenton-Mercer

Wed 9/30

7:39 pm-10:19 am

1 stop14h 40m

Key West

Sun 10/4

10:11 pm-6:07 pm

1 stop19h 56m

$458

TrentonKey West

TTN Trenton-Mercer - EYW Key West

TTNEYW

Trenton-Mercer

Wed 9/30

8:34 pm-11:19 am

2 stops38h 45m

Key West

Sun 10/4

10:11 pm-6:07 pm

1 stop19h 56m

$465

TrentonMiami

TTN Trenton-Mercer - MIA Miami

TTNMIA

Trenton-Mercer

Fri 10/16

7:39 pm-1:33 pm

2 stops17h 54m

Miami

Sun 10/18

10:55 pm-6:54 pm

2 stops19h 59m

$492

TrentonMiami

TTN Trenton-Mercer - MIA Miami

TTNMIA

Trenton-Mercer

Tue 12/1

11:03 am-2:34 pm

2 stops27h 31m

Miami

Mon 12/7

7:10 am-10:18 am

2 stops27h 08m

$501

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Trenton, New Jersey to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Florida Keys?

The month of March is another great option to travel to Florida Keys, with average flight prices from Trenton, New Jersey averaging around $135.

Can stopping save me money on Trenton, New Jersey to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Trenton, New Jersey to Florida Keys.

Cheap Trenton, New Jersey to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trenton, New Jersey to Florida Keys

Best Price Found	$103
Fastest flight time	13h 29m
Direct flights	None

The best one-way flight to Florida Keys from Trenton, New Jersey in the past 72 hours is $103. The best round-trip flight deal from Trenton, New Jersey to Florida Keys found on momondo in the last 72 hours is $229.

The fastest flight from Trenton, New Jersey to Florida Keys takes 13h 29m

There are no direct flights from Trenton, New Jersey to Florida Keys. There are no popular flight routes from Trenton, New Jersey to Florida Keys.

Search flight deals

Frequently asked questions about flying from Trenton, New Jersey to Florida Keys

When did momondo last update prices for flights from Trenton-Mercer Airport to Florida Keys?
Prices for flights from Trenton-Mercer Airport to Florida Keys are refreshed on a daily basis.
How old do you have to be to fly from Trenton-Mercer Airport to Florida Keys?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Trenton-Mercer Airport to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Trenton, New Jersey to Florida Keys?
Based on momondo bookings for flights between Trenton, New Jersey and Florida Keys, the leading plane model is Airbus A321neo, making up 18.79% of the total bookings. Other popular models include Airbus A320neo with 18.63%, Airbus A320-100/200 with 16.64%, and Airbus A321-100/200 with 9.97%.

Why use momondo?

Why should I use momondo to find a flight deal from Trenton to Florida Keys?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Florida Keys from Trenton.

Can I find flights from Trenton to Florida Keys with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Florida Keys from Trenton with this policy.

How can momondo help me find flights from Trenton to Florida Keys?

momondo helps you find the best flight between Trenton and Florida Keys by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Trenton to Florida Keys right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Florida Keys from Trenton. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.