Cheap Flights to Mercer County from $44 (2026/2027)

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Princeton

Flights
Princeton

How Much Does it Cost To Fly To Mercer County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Thu, Jan 28 - Sun, Jan 31
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$83 Roundtrip, found 5 hours ago
$83
Roundtrip
found 5 hours ago
Select Allegiant Air flight, departing Thu, Jan 28 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Jan 31, priced at $83 found 5 hours ago
Sun, Jan 17 - Sun, Jan 24
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$94 Roundtrip, found 1 day ago
$94
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Sun, Jan 17 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Jan 24, priced at $94 found 1 day ago
Thu, Feb 25 - Sun, Feb 28
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$98 Roundtrip, found 1 day ago
$98
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Thu, Feb 25 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Feb 28, priced at $98 found 1 day ago
Sun, Jan 17 - Sun, Jan 17
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$99 Roundtrip, found 2 days ago
$99
Roundtrip
found 2 days ago
Select Allegiant Air flight, departing Sun, Jan 17 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Jan 17, priced at $99 found 2 days ago
Thu, Jan 7 - Sun, Jan 10
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$101 Roundtrip, found 2 days ago
$101
Roundtrip
found 2 days ago
Select Allegiant Air flight, departing Thu, Jan 7 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Jan 10, priced at $101 found 2 days ago
Thu, Apr 22 - Sun, Apr 25
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$104 Roundtrip, found 15 hours ago
$104
Roundtrip
found 15 hours ago
Select Allegiant Air flight, departing Thu, Apr 22 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Apr 25, priced at $104 found 15 hours ago
Sun, Feb 7 - Sun, Feb 7
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$106 Roundtrip, found 21 hours ago
$106
Roundtrip
found 21 hours ago
Select Allegiant Air flight, departing Sun, Feb 7 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Feb 7, priced at $106 found 21 hours ago
Fri, Nov 13 - Fri, Nov 13
MCO
Orlando Intl.
TTN
Mercer
$108 Roundtrip, found 18 hours ago
$108
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Fri, Nov 13 from Orlando Intl. to Mercer, returning Fri, Nov 13, priced at $108 found 18 hours ago
Thu, Dec 24 - Sun, Jan 31
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$109 Roundtrip, found 1 day ago
$109
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Thu, Dec 24 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Jan 31, priced at $109 found 1 day ago
OriginDestinationTravel DatesFlights From*
PIETrentonJanuary 7 to January 10$78
FLLTrentonJanuary 14 to January 17$83
MCOTrentonNovember 13 to November 13$108
ATLTrentonDecember 2 to December 6$157
ORDTrentonDecember 21 to December 25$165
ORDTrentonDecember 21 to December 25$165
CLTTrentonDecember 9 to December 12$194
DTWTrentonNovember 25 to December 12$200
RDUTrentonNovember 21 to November 22$204
DJTTrentonDecember 16 to January 6$386
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
PIETrentonNovember 1 to November 12$149
ATLTrentonOctober 31 to November 7$260
RDUTrentonOctober 31 to November 7$260
FLLTrentonNovember 1 to November 8$295
ORDTrentonOctober 31 to November 7$300
ORDTrentonOctober 31 to November 7$300
CLTTrentonOctober 31 to November 1$339
DTWTrentonOctober 31 to November 1$339
MCOTrentonOctober 30 to November 7$355
DJTTrentonNovember 1 to November 6$905
*Prices include taxes and fees

Best Mercer County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
JW Marriott Essex House New York
4.5-star property

JW Marriott Essex House New York

Jan 1 - Jan 5

4 night stay

Atlanta (ATL) to New York (JFK)

JetBlue Airways • Roundtrip • Coach
Save 100% on your flight
Price was $2,045, price is now $1,143 per person
$1,143
per person
found 1 day ago
Casa De Miliki
3.0-star property

Casa De Miliki

Dec 10 - Dec 14

4 night stay

Atlanta (ATL) to Philadelphia (PHL)

Frontier Airlines • Roundtrip • Coach
Price was $6,776, price is now $3,196 per person
$3,196
per person
found 9 hours ago
Tudor Lux
4.0-star property

Tudor Lux

Dec 10 - Dec 14

4 night stay

Atlanta (ATL) to Philadelphia (PHL)

Frontier Airlines • Roundtrip • Coach
Price was $6,529, price is now $3,141 per person
$3,141
per person
found 9 hours ago
Don't see what you're looking for?
See all available trips from Atlanta to Mercer County
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Travelers ❤️ These Mercer County 🏨

Hyatt Regency Princeton

Hyatt Regency Princeton

4 out of 5
102 Carnegie Ctr Princeton NJ
Book a stay at this business-friendly hotel in Princeton. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions University Square Shopping Center and Delaware River Heritage Trail Turning Basin Park Trailhead are located nearby.
8.8/10 Excellent! (1,527 reviews)
"Belle grande chambre, matelas couette confortable, nouveau frigo, ne conviens plus au bouteille de taille régulière. Un micro-onde aurait été un plus."

Reviewed on Oct 25, 2026

Opens in a new windowHyatt Regency Princeton
Hyatt Place Princeton

Hyatt Place Princeton

3 out of 5
3565 US Highway 1 Princeton NJ
Book a stay at this business-friendly hotel in Princeton. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions AMC MarketFair 10 and Princeton Country Club are located nearby.
Opens in a new windowHyatt Place Princeton
Holiday Inn East Windsor - Cranbury Area by IHG

Holiday Inn East Windsor - Cranbury Area by IHG

3 out of 5
399 Monmouth St Hightstown NJ
Book a stay at this business-friendly hotel in Hightstown. Enjoy free WiFi, free parking, and room service. Our guests praise the helpful staff in our reviews. Popular attractions Randy Now's Man Cave and Twin Rivers Branch are located nearby.
Opens in a new windowHoliday Inn East Windsor - Cranbury Area by IHG
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Nassau Inn

Nassau Inn

3.5 out of 5
Ten Palmer Square East Princeton NJ
Book a stay at this business-friendly hotel in Princeton. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff in our reviews. Popular attractions Palmer Square and Princeton Public Library are located nearby.
9/10 Wonderful! (1,010 reviews)
"Perfect location for a Princeton visit. You can walk everywhere. Great restaurant, food & shopping, all within reach. Lovely staff."

Reviewed on Oct 25, 2026

Opens in a new windowNassau Inn
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to Mercer County?
A roundtrip flight to Mercer County cost as little as $78 during the last seven days. When you've narrowed down your travel dates, we'll help you grab a great deal. This price was available on Travelocity for flights to Mercer County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to Mercer County?
For the best chance at securing a superb flight deal, time your vacation in January. According to Travelocity's direct flight demand between January and December last year, it's the cheapest period to fly to Mercer County.
How can I check my flight status to Mercer County?
Visit Travelocity's handy portal, Trips. You'll find just about everything related to your flight to Mercer County here, including information about flight delays, gate changes and more. You'll locate Trips at the top right of the Travelocity homepage. Simply sign up, log in and get the answers to your questions. You can also look up your itinerary on the go and get real-time itinerary updates with the Travelocity app. You'll find all your itineraries in one convenient place, making it a snap to share details with any members of your family flying with you.
How do I find the best deals on flights to Mercer County?
Here are some tips — book early, avoid peak season and be flexible with your travel dates. If you don't have a specific date in mind, search for your flight to Mercer County on Travelocity and hit "Flexible dates" above your results. This will show you any cheaper tickets on a nearby day. $78 was the best deal for a roundtrip flight to Mercer County in the last seven days. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Mercer County with Travelocity?
An amazing vacation is only a click of a button away when you book your trip with Travelocity. With a wide selection of choices and competitive deals on cheap family flights, rental cars and more, we make it easy to discover awesome prices to suit your needs. You can also enjoy our round-the-clock customer assistance and free cancellations on most activities and hotels throughout every stage of the process. Wander wisely with us and score your cheap flights to Mercer County today.
What are the most popular flight routes to Mercer County?
Whether you're planning a quick break or a lengthy escape, we can help you lock in your next flight to Mercer County. The most popular flight routes to this destination include:

  • Orlando, FL (MCO-Orlando Intl.) to Mercer Airport (TTN) - 299 flights a month.
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Mercer Airport (TTN) - 212 flights a month.
  • Tampa, FL (TPA-Tampa Intl.) to Mercer Airport (TTN) - 108 flights a month.

How much is a flight to Mercer County on average?
Travelers have picked up roundtrip flights to Mercer County for between $78 and $905 with Travelocity in the last seven days. Whether you're looking to fly budget or business class, we'll help you get an awesome deal. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to Mercer County?
Have a look at these popular routes for an idea of the average duration of a direct flight to Mercer County:

  • Orlando, FL (MCO-Orlando Intl.) to Mercer Airport (TTN) - 2 hours and 33 minutes
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Mercer Airport (TTN) - 2 hours and 3 minutes
  • Tampa, FL (TPA-Tampa Intl.) to Mercer Airport (TTN) - 2 hours and 38 minutes

What can I expect on a flight to Mercer County?
Factors like which airline you're traveling with and where your plane takes off from will largely determine what you'll be offered on your trip. Of course, you'll likely find all sorts of flights to Mercer County, from cheap flights for family vacations to business class journeys. Hot meals, entertainment and games for the kids are just a little taste of what most airlines provide on long-haul services.