Search Cheap Flights to
Plainsboro

Search 400 airlines and 321,000 hotels worldwide.

Stop Planning & Start Exploring

FREE 24 hour cancellation on most flights

Plainsboro Flights as Low as $118

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

Frontier Airlines
Sat, Oct 10 - Tue, Oct 20
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$118 Roundtrip, found 2 hours ago
$118
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, Oct 10 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Tue, Oct 20, priced at $118 found 2 hours ago
Frontier Airlines
Tue, Sep 1 - Tue, Sep 15
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$123 Roundtrip, found 2 hours ago
$123
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Tue, Sep 1 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $123 found 2 hours ago
Frontier Airlines
Sat, Aug 22 - Wed, Sep 9
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$126 Roundtrip, found 1 hour ago
$126
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Aug 22 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 9, priced at $126 found 1 hour ago
Frontier Airlines
Sat, Oct 10 - Thu, Oct 22
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$128 Roundtrip, found 10 hours ago
$128
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sat, Oct 10 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Thu, Oct 22, priced at $128 found 10 hours ago
Frontier Airlines
Mon, Jul 27 - Wed, Jul 29
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$131 Roundtrip, found 1 hour ago
$131
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Jul 27 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Wed, Jul 29, priced at $131 found 1 hour ago
Frontier Airlines
Mon, Jul 27 - Tue, Aug 4
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$138 Roundtrip, found 1 hour ago
$138
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Jul 27 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Tue, Aug 4, priced at $138 found 1 hour ago
Frontier Airlines
Sat, Aug 22 - Wed, Sep 9
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$142 Roundtrip, found 1 hour ago
$142
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Aug 22 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Wed, Sep 9, priced at $142 found 1 hour ago
Frontier Airlines
Sat, Aug 15 - Tue, Aug 25
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$143 Roundtrip, found 3 days ago
$143
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Aug 15 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Tue, Aug 25, priced at $143 found 3 days ago
Frontier Airlines
Tue, Jul 28 - Thu, Jul 30
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$143 Roundtrip, found 1 hour ago
$143
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Tue, Jul 28 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Thu, Jul 30, priced at $143 found 1 hour ago
American Airlines
Sat, Aug 22 - Mon, Aug 24
ATL
Hartsfield-Jackson Atlanta Intl.
TTN
Mercer
$167 Roundtrip, found 7 hours ago
$167
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, Aug 22 from Hartsfield-Jackson Atlanta Intl. to Mercer, returning Mon, Aug 24, priced at $167 found 7 hours ago
Bargain Flight
Sat, Jul 11 - Wed, Jul 15
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$192 Roundtrip, found 5 hours ago
$192
Roundtrip
found 5 hours ago
Select Bargain Flight flight, departing Sat, Jul 11 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Wed, Jul 15, priced at $192 found 5 hours ago
Delta
Tue, Aug 11 - Wed, Aug 12
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$217 Roundtrip, found 10 hours ago
$217
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Aug 11 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Wed, Aug 12, priced at $217 found 10 hours ago
Frontier Airlines
Tue, Oct 20 - Wed, Oct 21
DEN
Denver Intl.
EWR
Newark Liberty Intl. Airport
$244 Roundtrip, found 5 days ago
$244
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Tue, Oct 20 from Denver Intl. to Newark Liberty Intl. Airport, returning Wed, Oct 21, priced at $244 found 5 days ago
Frontier Airlines
Sat, Aug 1 - Sat, Aug 8
DEN
Denver Intl.
TTN
Mercer
$248 Roundtrip, found 12 hours ago
$248
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Sat, Aug 1 from Denver Intl. to Mercer, returning Sat, Aug 8, priced at $248 found 12 hours ago
JetBlue Airways
Tue, Sep 1 - Tue, Sep 15
ATL
Hartsfield-Jackson Atlanta Intl.
EWR
Newark Liberty Intl. Airport
$275 Roundtrip, found 2 hours ago
$275
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Tue, Sep 1 from Hartsfield-Jackson Atlanta Intl. to Newark Liberty Intl. Airport, returning Tue, Sep 15, priced at $275 found 2 hours ago
Alaska Airlines
Tue, Oct 20 - Wed, Oct 21
DEN
Denver Intl.
EWR
Newark Liberty Intl. Airport
$403 Roundtrip, found 5 days ago
$403
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Oct 20 from Denver Intl. to Newark Liberty Intl. Airport, returning Wed, Oct 21, priced at $403 found 5 days ago

Cheap Flights to Plainsboro

Fall in love at first flight with your vacation to Plainsboro by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Plainsboro on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Plainsboro, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Plainsboro

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Plainsboro with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the EWR airport.

What is the cheapest month to fly to Plainsboro?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Plainsboro are in October, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Plainsboro?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 15 to choose from for your flight to Plainsboro.

What airport is best to fly into Plainsboro?

When you’re planning your trip to Plainsboro, convenience is the name of the game. Luckily, Plainsboro Princeton Airport is nearby so you can deplane and get going on checking off everything on your Plainsboro must-do list.

How much are flights to Plainsboro?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Plainsboro on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $118, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Plainsboro?

The trick to saving a stack of cash on your flight to Plainsboro? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $118 right now, why wait?

Plainsboro Flight Information
Destination airport
Newark Liberty Intl. Airport
Destination airport IATA code
EWR
Roundtrip price
$118

Last Minute Hotel Deals in Plainsboro

Crowne Plaza Princeton-Conference Center by IHG

Crowne Plaza Princeton-Conference Center by IHG

3.5 out of 5
900 Scudders Mill Road Plainsboro NJ
Book a stay at this business-friendly hotel in Plainsboro. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and ...
8.6/10 Excellent! (1,006 reviews)
"Breakfast is plentiful and tasty."

Reviewed on Jun 29, 2026

Get rates
Crowne Plaza Princeton-Conference Center by IHG
Everhome Suites Somerset - South Brunswick by Choice Hotels

Everhome Suites Somerset - South Brunswick by Choice Hotels

3.5 out of 5
1860 Easton Avenue Somerset NJ
Stay at this hotel in Somerset. Enjoy free WiFi, free parking, and breakfast (surcharge). Popular attractions Protechockey Ponds Ice Center and The Palace at ...
8.6/10 Excellent! (92 reviews)
"The room and grounds appear clean. The room is pet friendly and upon entering the room there was dog poop under one of the beds. The cracks of the couch and chair had food crumbs and that tells me they aren’t very extensive with the cleaning. Although it had a “full sized” kitchen, the stove wan ..."

Reviewed on Jun 26, 2026

Get rates
Everhome Suites Somerset - South Brunswick by Choice Hotels
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 ...
8.8/10 Excellent! (1,310 reviews)
"Clean and new facility, very helpful staff, very spacious lobby, and very conveniently located. We had a great stay"

Reviewed on Jun 24, 2026

Get rates
Hyatt Regency Princeton
Embassy Suites by Hilton Piscataway Somerset

Embassy Suites by Hilton Piscataway Somerset

3.5 out of 5
121 Centennial Ave Piscataway NJ
Book a stay at this business-friendly hotel in Piscataway. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
8.8/10 Excellent! (1,242 reviews)
"Excellent hotel"

Reviewed on Jun 25, 2026

Get rates
Embassy Suites by Hilton Piscataway Somerset
Hilton East Brunswick Hotel & Executive Meeting Center

Hilton East Brunswick Hotel & Executive Meeting Center

3.5 out of 5
3 Tower Center Blvd East Brunswick NJ
Book a stay at this business-friendly hotel in East Brunswick. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the helpful ...
7.4/10 Good! (1,128 reviews)
"Upon getting to our room I noticed my room wasn’t that clean, I just went with it from waiting. Then the noise from them renovating kept us up so we just got showered and dressed for the affair we were attending early and we left . The elevator took 11 minutes to get to the 12th floor. Then upon ..."

Reviewed on Jun 27, 2026

Get rates
Hilton East Brunswick Hotel & Executive Meeting Center
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. ...
8.4/10 Very Good! (1,004 reviews)
"Fridge didn't work, had maintenance come but they just verified and said nothing they could do, toilet barely flushed, and overall, not enough staff to accommodate guest needs."

Reviewed on Jun 26, 2026

Get rates
Holiday Inn East Windsor - Cranbury Area by IHG
Lambertville Station Restaurant and Inn

Lambertville Station Restaurant and Inn

2 out of 5
11 Bridge St Lambertville NJ
Book a stay at this business-friendly hotel in Lambertville. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
9.4/10 Exceptional! (657 reviews)
"The staff was very friendly & accommodating. The room was very nice & breakfast was good."

Reviewed on Jun 29, 2026

Get rates
Lambertville Station Restaurant and Inn
The Garden Executive Hotel

The Garden Executive Hotel

3 out of 5
101 New World Way South Plainfield NJ
Book a stay at this business-friendly hotel in South Plainfield. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff ...
8.2/10 Very Good! (1,011 reviews)
"Clean minimalist hotel for solo or quick trips. Was on solo trip n needed lest cost but clean hotel. Fits bill without any facilities like lobby, cafeteria or breakfast. But clean n well maintained"

Reviewed on Jun 28, 2026

Get rates
The Garden Executive Hotel
See all 678 properties in Plainsboro
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.