Cheap Flights to Mercer County from $38 (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, Feb 4 - Sun, Feb 7
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$78 Roundtrip, found 23 hours ago
$78
Roundtrip
found 23 hours ago
Select Allegiant Air flight, departing Thu, Feb 4 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Feb 7, priced at $78 found 23 hours ago
Sun, Jan 31 - Sun, Feb 7
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$81 Roundtrip, found 1 hour ago
$81
Roundtrip
found 1 hour ago
Select Allegiant Air flight, departing Sun, Jan 31 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Feb 7, priced at $81 found 1 hour ago
Thu, Jan 14 - Thu, Jan 21
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$91 Roundtrip, found 9 hours ago
$91
Roundtrip
found 9 hours ago
Select Allegiant Air flight, departing Thu, Jan 14 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Thu, Jan 21, priced at $91 found 9 hours ago
Thu, Feb 18 - Sun, Feb 21
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$93 Roundtrip, found 22 hours ago
$93
Roundtrip
found 22 hours ago
Select Allegiant Air flight, departing Thu, Feb 18 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Feb 21, priced at $93 found 22 hours ago
Sun, Jan 24 - Sun, Jan 31
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Allegiant Air flight, departing Sun, Jan 24 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Jan 31, priced at $97 just found
Sun, Jan 17 - Sun, Jan 17
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$99 Roundtrip, found 6 days ago
$99
Roundtrip
found 6 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 6 days ago
Sun, Jan 17 - Thu, Jan 21
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$104 Roundtrip, found 1 day ago
$104
Roundtrip
found 1 day ago
Select Allegiant Air flight, departing Sun, Jan 17 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Thu, Jan 21, priced at $104 found 1 day ago
Sun, Feb 7 - Sun, Feb 7
FLL
Fort Lauderdale - Hollywood Intl.
TTN
Mercer
$106 Roundtrip, found 2 days ago
$106
Roundtrip
found 2 days ago
Select Allegiant Air flight, departing Sun, Feb 7 from Fort Lauderdale - Hollywood Intl. to Mercer, returning Sun, Feb 7, priced at $106 found 2 days ago
Fri, Nov 13 - Fri, Nov 13
MCO
Orlando Intl.
TTN
Mercer
$108 Roundtrip, found 4 days ago
$108
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, Nov 13 from Orlando Intl. to Mercer, returning Fri, Nov 13, priced at $108 found 4 days ago
OriginDestinationTravel DatesFlights From*
PIETrentonJanuary 7 to January 10$78
FLLTrentonJanuary 21 to January 24$78
MCOTrentonNovember 19 to November 23$130
ATLTrentonDecember 2 to December 6$157
CLTTrentonDecember 9 to December 12$186
RDUTrentonNovember 21 to November 22$197
DTWTrentonDecember 2 to December 12$200
ORDTrentonNovember 25 to December 19$200
ORDTrentonNovember 25 to December 19$200
DJTTrentonDecember 16 to January 6$386
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
CLTTrentonNovember 7 to November 9$254
MCOTrentonNovember 7 to November 14$254
PIETrentonNovember 8 to November 12$306
FLLTrentonNovember 7 to November 8$310
ATLTrentonNovember 7 to November 21$322
ORDTrentonNovember 6 to November 7$328
ORDTrentonNovember 6 to November 7$328
RDUTrentonNovember 6 to November 9$350
DTWTrentonNovember 6 to November 8$379
*Prices include taxes and fees

Best Mercer County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Hotel Riu Plaza Manhattan Times Square
4.0-star property

Hotel Riu Plaza Manhattan Times Square

Jan 2 - Jan 6

4 night stay

Atlanta (ATL) to New York (JFK)

Frontier Airlines • Roundtrip • Coach
Price was $1,180, price is now $630 per person
$630
per person
found 1 day ago
Cozy Home near City Center with Hot tub
3.0-star property

Cozy Home near City Center with Hot tub

Jan 4 - Jan 11

7 night stay

San Juan (SJU) to Philadelphia (PHL)

Frontier Airlines • Roundtrip • Coach
Price was $11,477, price is now $5,990 per person
$5,990
per person
found 1 day ago
The Langham, New York, Fifth Avenue
5.0-star property

The Langham, New York, Fifth Avenue

Jan 8 - Jan 11

3 night stay

Atlanta (ATL) to New York (JFK)

Frontier Airlines • Roundtrip • Coach
Price was $1,329, price is now $711 per person
$711
per person
found 1 day ago
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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.
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.
8.4/10 Very Good! (1,000 reviews)
"Staff was great. The bed was clearly very worn. As I was checking in at the front desk, I overheard another customer politely request another room because of the bed situation in her room. After I checked-in and made my way to my room I noticed I had the same issue."

Reviewed on Oct 29, 2026

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.
8.6/10 Excellent! (1,001 reviews)
"N/a"

Reviewed on Oct 29, 2026

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! (1,001 reviews)
"Great location - the hotel is only OK. I would not stay here again. It was way too pricey for the lack of amenities (and hot water)."

Reviewed on Oct 26, 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 February. 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 $386 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.