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Key West

$293+ Cheap flights from Trenton, NJ to Key West (TTN - EYW)

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — EYW
Jun 15 — Jun 221
Mon 6/15
Mon 6/22
1 adult, Economy
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Cheap flight deals from Trenton to Key West

Cheapest flights from Trenton to Key West
Explore the most affordable flight options available from Trenton to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/14. 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 6/94:43 pm
TTN
-
EYW
1 stop18h 23m
Multiple Airlines
Tue 6/161:14 pm
EYW
-
TTN
1 stop22h 24m
Multiple Airlines
Deal found 5/14$293
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
Wed 5/2712:28 pm
TTN
-
EYW
1 stop26h 52m
Multiple Airlines
Sun 5/3112:05 pm
EYW
-
TTN
1 stop21h 37m
Multiple Airlines
Deal found 5/11$351
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
Tue 6/94:43 pm
TTN
-
EYW
1 stop18h 23m
Multiple Airlines
Mon 6/1512:07 pm
EYW
-
TTN
1 stop21h 50m
Multiple Airlines
Deal found 5/11$358
This Kiwi.com deal was found by Cheapflights users on 5/15. 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 9/74:27 pm
TTN
-
EYW
1 stop20h 07m
Multiple Airlines
Fri 9/1110:59 am
EYW
-
TTN
1 stop22h 36m
Multiple Airlines
Deal found 5/15$365
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 6/188:33 pm
TTN
-
EYW
1 stop14h 54m
Multiple Airlines
Sun 6/219:16 pm
EYW
-
TTN
1 stop12h 41m
Multiple Airlines
Deal found 5/13$379
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 6/119:22 am
TTN
-
EYW
1 stop26h 05m
Multiple Airlines
Wed 6/1711:46 am
EYW
-
TTN
1 stop28h 12m
Multiple Airlines
Deal found 5/13$415
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
Wed 5/2712:28 pm
TTN
-
EYW
1 stop26h 52m
Allegiant Air
Sun 5/312:14 pm
EYW
-
TTN
2 stops24h 58m
Allegiant Air
Deal found 5/11$506

Find flight deals from Trenton to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Trenton (TTN) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$245
(Kiwi.com)

One-way from

$138
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$496
Provider with most accurate pricing for Trenton-Mercer-Key West flight deals.
Search Deals
Provider most trusted by Cheapflights users for Trenton-Mercer-Key West flights.
Search Deals
From Trenton-Mercer to Key West
Search Deals
One-way flight from Trenton-Mercer to Key West
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($0 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton to Key West 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 May 16, 2026.
Use the filters below to find and compare flights from Trenton to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonKey West

TTN - EYW

TTNEYW

Trenton-Mercer

Tue 6/9

8:33 pm-10:06 am

2 stops37h 33m

Key West

Tue 6/16

1:14 pm-11:38 am

1 stop22h 24m

$311

TrentonKey West

TTN - EYW

TTNEYW

Trenton-Mercer

Wed 5/27

12:28 pm-3:20 pm

1 stop26h 52m

Key West

Sun 5/31

12:05 pm-9:42 am

1 stop21h 37m

$351

TrentonKey West

TTN - EYW

TTNEYW

Trenton-Mercer

Tue 6/9

4:43 pm-11:06 am

1 stop18h 23m

Key West

Mon 6/15

12:07 pm-9:57 am

1 stop21h 50m

$358

TrentonKey West

TTN - EYW

TTNEYW

Trenton-Mercer

Mon 9/7

4:27 pm-12:34 pm

1 stop20h 07m

Key West

Fri 9/11

10:59 am-9:35 am

1 stop22h 36m

$365

TrentonKey West

TTN - EYW

TTNEYW

Trenton-Mercer

Thu 6/11

9:22 am-11:27 am

1 stop26h 05m

Key West

Wed 6/17

11:46 am-3:58 pm

1 stop28h 12m

$415
Quickest round-trip

TrentonKey West

TTN - EYW

TTNEYW

Trenton-Mercer

Thu 6/18

9:22 am-9:41 am

2 stops24h 19m

Key West

Sun 6/21

9:16 pm-9:57 am

1 stop12h 41m

$500

TrentonKey West

TTN - EYW

TTNEYW

Trenton-Mercer

Wed 5/27

12:28 pm-3:20 pm

1 stop26h 52m

Key West

Sun 5/31

2:14 pm-3:12 pm

2 stops24h 58m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/14

Sorted by cheapest first

Compare providers for flights from Trenton to Key West

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Trenton to Key West in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Trenton, New Jersey-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Trenton, New Jersey-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Trenton, New Jersey-Key West flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Trenton, New Jersey-Key West flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Trenton, New Jersey-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Trenton to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Trenton with our price prediction graph.
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.

Related info for your journey

Find useful and relevant information for your journey from Trenton to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Trenton to Key West that include hotel bookings?

    Yes. In addition to deals on Trenton to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Trenton to Key West?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trenton to Key West.

  • Can I find deals for business class flights from Trenton to Key West?

    Yes. Cheapflights offers flight deals from Trenton to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

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