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.

Fri, Dec 4 - Mon, Dec 7
MCO
Orlando Intl.
TTN
Mercer
$116 Roundtrip, found 12 hours ago
$116
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Fri, Dec 4 from Orlando Intl. to Mercer, returning Mon, Dec 7, priced at $116 found 12 hours ago
Fri, Oct 30 - Mon, Nov 9
MCO
Orlando Intl.
TTN
Mercer
$121 Roundtrip, found 5 days ago
$121
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Fri, Oct 30 from Orlando Intl. to Mercer, returning Mon, Nov 9, priced at $121 found 5 days ago
Fri, Nov 13 - Mon, Nov 16
MCO
Orlando Intl.
TTN
Mercer
$126 Roundtrip, found 2 days ago
$126
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Nov 13 from Orlando Intl. to Mercer, returning Mon, Nov 16, priced at $126 found 2 days ago
Fri, Dec 4 - Tue, Dec 8
MCO
Orlando Intl.
TTN
Mercer
$127 Roundtrip, found 20 hours ago
$127
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Fri, Dec 4 from Orlando Intl. to Mercer, returning Tue, Dec 8, priced at $127 found 20 hours ago
Thu, Nov 5 - Mon, Nov 9
MCO
Orlando Intl.
TTN
Mercer
$138 Roundtrip, found 1 day ago
$138
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Nov 5 from Orlando Intl. to Mercer, returning Mon, Nov 9, priced at $138 found 1 day ago
Fri, Dec 4 - Tue, Dec 8
MCO
Orlando Intl.
TTN
Mercer
$146 Roundtrip, found 1 day ago
$146
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Dec 4 from Orlando Intl. to Mercer, returning Tue, Dec 8, priced at $146 found 1 day ago
Sat, Dec 5 - Sun, Dec 13
ATL
Hartsfield-Jackson Atlanta Intl.
TTN
Mercer
$157 Roundtrip, found 5 days ago
$157
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Dec 5 from Hartsfield-Jackson Atlanta Intl. to Mercer, returning Sun, Dec 13, priced at $157 found 5 days ago
Wed, Dec 2 - Tue, Dec 8
MCO
Orlando Intl.
TTN
Mercer
$158 Roundtrip, found 3 days ago
$158
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Dec 2 from Orlando Intl. to Mercer, returning Tue, Dec 8, priced at $158 found 3 days ago
OriginDestinationTravel DatesFlights From*
FLLTrentonJanuary 21 to January 24$78
PIETrentonJanuary 14 to January 17$78
MCOTrentonDecember 4 to December 7$116
ATLTrentonDecember 5 to December 13$157
ORDTrentonOctober 31 to November 7$176
ORDTrentonOctober 31 to November 7$176
RDUTrentonDecember 15 to December 17$192
DTWTrentonNovember 12 to November 16$224
CLTTrentonOctober 30 to October 31$245
DJTTrentonNovember 21 to November 25$858
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLTrentonOctober 16 to December 7$226
MCOTrentonOctober 16 to October 19$230
PIETrentonOctober 18 to October 22$264
RDUTrentonOctober 16 to October 17$333
ORDTrentonOctober 16 to October 24$339
ORDTrentonOctober 16 to October 24$339
CLTTrentonOctober 17 to October 24$356
DTWTrentonOctober 17 to October 19$390
FLLTrentonOctober 18 to October 22$416
DJTTrentonOctober 17 to October 18$576
*Prices include taxes and fees

Best Mercer County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
The Inn At Fox Hollow Hotel
4.0-star property

The Inn At Fox Hollow Hotel

Dec 24 - Dec 29

5 night stay

Atlanta (ATL) to New York (JFK)

JetBlue Airways • Roundtrip • Coach
Save 100% on your flight
Price was $1,466, price is now $855 per person
$855
per person
found 1 day ago
Casa De Miliki
3.0-star property

Casa De Miliki

Dec 14 - Dec 20

6 night stay

San Juan (SJU) to Philadelphia (PHL)

American Airlines • Non-stop • Coach

Philadelphia (PHL) to San Juan (SJU)

Frontier Airlines • Non-stop • Coach
Price was $9,152, price is now $4,813 per person
$4,813
per person
found 18 hours ago
1 Hotel Brooklyn Bridge
5.0-star property

1 Hotel Brooklyn Bridge

Dec 22 - Dec 27

5 night stay

Atlanta (ATL) to New York (JFK)

JetBlue Airways • Roundtrip • Coach
Save 100% on your flight
Price was $3,548, price is now $2,067 per person
$2,067
per person
found 1 day 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.
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! (1,003 reviews)
"Nice room, was close to the elevator (by request) and the ringing of the bell was loud and excessive. Poor sound proofing in the room. The TV-Remote control was so difficult to operate, a very poor design with functions NOT clearly marked. Volume was difficult to adjust as was channel surfing. The ..."

Reviewed on Oct 12, 2026

Opens in a new windowHyatt Place Princeton
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! (1,006 reviews)
"our stay was awesome! loved the place and really loved the staff! the front desk was extremely friendly and helpful. Also the catering staff was excellent!"

Reviewed on Oct 12, 2026

Opens in a new windowNassau Inn
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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
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 December. 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 $858 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.