There are 9 ways to get from Rockville to Princeton Junction by train, bus, car, plane or subway

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Train  •  4 h 13 min

  1. Take the train from Washington Union Station to Trenton Transit Center Northeast Regional / ...

$80 - $385

Cheapest option

Bus  •  6 h 12 min

  1. Take the bus from Washington, DC to New Brunswick, NJ New York - Washington, DC Route / ...

$24 - $73

7 alternative options

Bus, train  •  6 h 38 min

  1. Take the bus from Washington, Dc to Philadelphia, Pa 1002 / ...
  2. Take the train from Jefferson Station to Trenton Trenton Line

$30 - $64

Drive  •  3 h 16 min

  1. Drive from Rockville to Princeton Junction 184 miles

$18 - $26

Fly Reagan Washington to Newark, train  •  4 h 23 min

  1. Fly from Reagan Washington (DCA) to Newark (EWR) DCA - EWR
  2. Take the train from Newark Airport Railroad Station to Princeton Jct.

$125 - $513

Subway, subway to Washington Dulles, fly to Newark, train  •  5 h 8 min

  1. Take the subway from ROCKVILLE station to FARRAGUT NORTH station
  2. Take the subway from FARRAGUT WEST station to WIEHLE-RESTON EAST station
  3. Fly from Washington Dulles (IAD) to Newark (EWR) IAD - EWR
  4. Take the train from Newark Airport Railroad Station to Princeton Jct.

$121 - $390

Subway to Reagan Washington, fly to Philadelphia, train  •  5 h 12 min

  1. Take the subway from ROCKVILLE station to FARRAGUT NORTH station
  2. Fly from Reagan Washington (DCA) to Philadelphia (PHL) DCA - PHL
  3. Take the train from Philadelphia 30th Street Station to Trenton Transit Center
  4. Take the train from Trenton Transit Center to Princeton Jct.

$196 - $665

Subway, subway to Washington Dulles, fly to Philadelphia, train  •  6 h 1 min

  1. Take the subway from ROCKVILLE station to FARRAGUT NORTH station
  2. Take the subway from FARRAGUT WEST station to WIEHLE-RESTON EAST station
  3. Fly from Washington Dulles (IAD) to Philadelphia (PHL) IAD - PHL
  4. Take the train from Philadelphia 30th Street Station to Trenton Transit Center
  5. Take the train from Trenton Transit Center to Princeton Jct.

$222 - $1,042

Bus to Baltimore, fly to Philadelphia, train  •  5 h 58 min

  1. Take the bus from SHADY GROVE & station to BWI AIRPORT TERMINAL LIGHT RAIL eb
  2. Fly from Baltimore (BWI) to Philadelphia (PHL) BWI - PHL
  3. Take the train from Philadelphia 30th Street Station to Trenton Transit Center

$244 - $785

Questions & Answers

The distance between Rockville and Princeton Junction is 160 miles. The road distance is 184 miles.

Get driving directions

The best way to get from Rockville to Princeton Junction without a car is to train which takes 4 h 13 min and costs .

More details

It takes approximately 4 h 13 min to get from Rockville to Princeton Junction, including transfers.

More details

The best way to get from Rockville to Princeton Junction is to train which takes 4 h 13 min and costs . Alternatively, you can bus, which costs and takes 6 h 12 min.

Mode details

The quickest flight from Reagan Washington Airport to Newark Airport is the direct flight which takes 1 h 13 min.

Search flights

Yes, the driving distance between Rockville to Princeton Junction is 184 miles. It takes approximately 3 h 16 min to drive from Rockville to Princeton Junction.

Get driving directions

United Airlines offers flights from Reagan Washington Airport to Newark Airport.

Search flights

There are 78+ hotels available in Princeton Junction. Prices start at $69 USD per night.

More details

Map of how to get from Rockville to Princeton Junction.
Launch map view
  • Distance: 160.3 miles
  • Duration: 4 h 13 min

What companies run services between Rockville, MD, USA and Princeton Junction, NJ, USA?

Amtrak Northeast Regional operates a train from Rockville to Princeton Junction hourly. Tickets cost $75 - $200 and the journey takes 2 h 28 min. Alternatively, OurBus operates a bus from Rockville to Princeton Junction twice daily. Tickets cost $16 - $30 and the journey takes 3 h 40 min.

Airlines
United Airlines
Website
united.com
Flights from Reagan Washington to Newark
Ave. Duration
1 h 20 min
When
Every day
Estimated price
$180 - $900
Flights from Washington Dulles to Newark
Ave. Duration
1 h 25 min
When
Every day
Estimated price
$110 - $550
Flights from Washington Dulles to Philadelphia
Ave. Duration
1 h 7 min
When
Every day
Estimated price
$300 - $1,400
American Airlines
Website
aa.com
Flights from Reagan Washington to Philadelphia
Ave. Duration
1 h 5 min
When
Every day
Estimated price
$190 - $750
Flights from Baltimore to Philadelphia
Ave. Duration
53 min
When
Every day
Estimated price
$350 - $900
Train operators
Amtrak Northeast Regional
Rome2rio's guide to Amtrak Northeast Regional
Contact Details
Phone
+1 1-800-872-7245
Website
amtrak.com
Train from Washington Union Station to Trenton Transit Center
Ave. Duration
2 h 28 min
Frequency
Hourly
Estimated price
$75 - $200
Website
amtrak.com
Coach Seat
$75 - $130
Business Seat
$110 - $200
Train from Trenton Transit Center to Princeton Junction Amtrak
Ave. Duration
8 min
Frequency
3 times a day
Estimated price
$65 - $180
Website
amtrak.com
Coach Seat
$65 - $110
Business Seat
$90 - $180
NJ Transit
Phone
+1 973-491-7000
Website
njtransit.com
Train from Newark Airport Railroad Station to Princeton Jct.
Ave. Duration
49 min
Frequency
Every 30 minutes
Estimated price
$14 - $19
Schedules at
njtransit.com
Train from Trenton Transit Center to Princeton Jct.
Ave. Duration
13 min
Frequency
Every 30 minutes
Estimated price
$2 - $8
Schedules at
njtransit.com
Metro Washington DC
Phone
202-637-7000
Website
wmata.com
Subway from ROCKVILLE station to FARRAGUT NORTH station
Ave. Duration
32 min
Frequency
Every 10 minutes
Estimated price
$3 - $5
Schedules at
wmata.com
Subway from FARRAGUT WEST station to WIEHLE-RESTON EAST station
Ave. Duration
37 min
Frequency
Every 15 minutes
Estimated price
$3 - $6
Schedules at
wmata.com
Amtrak

Amtrak is a rail service that connects the US and three Canadian provinces. Covering 21,000 route miles (34,000km) Amtrak operates more than 300 trains daily. These medium and long distance intercity services operate at speeds of up to 240km/h, to more than 500 destinations. Founded in 1971, it is based in Washington, D.C. and offers four classes of travel: First Class, Sleeper, Business and Coach. Ticket fares are divided into five subclasses: Saver, Value, Flexible, Business and Premium. Amtrak trains are known for their wide seats, plug-in power, big windows and storage capabilities.

Rome2rio's guide to Amtrak
Contact Details
Phone
+1 1-800-872-7245
Website
amtrak.com
Train from Philadelphia 30th Street Station to Trenton Transit Center
Ave. Duration
27 min
Frequency
Hourly
Estimated price
$22 - $40
Website
amtrak.com
Coach Seat
$22 - $35
Flexi Coach Seat
$35 - $60
Business Coach Seat
$28 - $40
Room
$130 - $190
Bus operators
OurBus
Phone
+1 844-800-6828
Website
ourbus.com
Bus from Washington, DC to New Brunswick, NJ
Ave. Duration
3 h 40 min
Frequency
Twice daily
Estimated price
$16 - $30
Book at
ourbus.com
Greyhound USA

Greyhound is a leading bus company based in Dallas, Texas, serving over 3800 destinations across North America, Mexico and Canada. Greyhound carries around 18 million passengers a year who travel 5.4 billion miles (8.6 billion km) a year on their fleet of around 1700 vehicles. For travel flexibility, you can board or get off a Greyhound bus at official Greyhound stations, partner stations and curbside stops. There are around 230 Greyhound stations across the US where you can both catch your bus and buy tickets, that are also available on the official website and via the mobile app.

Rome2rio's guide to Greyhound USA
Contact Details
Phone
+1 214-849-8100/1-800-231-2222
Email
ifsr@greyhound.com
Website
greyhound.com
Bus from Washington, Dc to Philadelphia, Pa
Ave. Duration
3 h 5 min
Frequency
Every 15 minutes
Estimated price
$19 - $45
Website
greyhound.com
Economy
$19 - $29
Flexible
$35 - $45
Maryland Transit
Phone
1-866-743-3682
Website
mta.maryland.gov
Bus from SHADY GROVE & station to BWI AIRPORT TERMINAL LIGHT RAIL eb
Ave. Duration
57 min
Frequency
Hourly
Estimated price
$1 - $5
Schedules at
mta.maryland.gov

Want to know more about travelling around United States

Rome2rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.