09/12/2021
Navigating the journey from Newark Liberty International Airport (EWR) to Princeton Junction can seem a little daunting for first-time visitors. However, with a clear understanding of your transport options, this trip can be remarkably straightforward and even quite convenient. This guide aims to provide you with all the essential information you need to make your way from the bustling airport to the charming locale of Princeton Junction, whether you're heading to a hotel, a university event, or simply exploring the area. We'll break down the most popular and practical methods, focusing on the NJ Transit train service, which offers a reliable and relatively swift connection.

Understanding Your Route: EWR to Princeton Junction
The primary and most recommended method for travelling between Newark Airport and Princeton Junction is by utilising the NJ Transit train network. This integrated system allows you to connect from the airport directly to major transit hubs, from where you can then board a train heading towards your destination. While other options like taxis or ride-sharing services exist, they are significantly more expensive and can be subject to traffic delays, making the train a more predictable and budget-friendly choice for most travellers.
Step-by-Step Guide: The NJ Transit Train Journey
Your journey will typically involve two main stages: firstly, getting from your terminal at Newark Airport to the airport's main train station, and secondly, taking the NJ Transit train to Princeton Junction.
Stage 1: Newark Airport to Newark Liberty International Airport Station
Upon arrival at Newark Liberty International Airport, you will need to make your way to the Newark Liberty International Airport Rail Station. The airport operates a free AirTrain service that connects all passenger terminals (Terminals A, B, and C) to this rail station.
- Locate the AirTrain: Follow the signs within your arrival terminal for the AirTrain. These signs are usually clearly marked and will guide you to the AirTrain station platform.
- Board the AirTrain: The AirTrain is a monorail system that runs frequently. Board the train heading towards the Rail Station. The journey on the AirTrain is free.
- Arrive at the Rail Station: The AirTrain will bring you directly to the Newark Liberty International Airport Rail Station.
Stage 2: Newark Liberty International Airport Station to Princeton Junction
Once you arrive at the Newark Liberty International Airport Rail Station, you'll need to purchase your NJ Transit ticket and board the correct train.
- Purchase Your Ticket: NJ Transit tickets can be purchased from ticket machines located within the station. You can also purchase tickets via the NJ Transit mobile app. It is important to note that purchasing tickets on board the train from the conductor will incur a surcharge, so it is always best to buy your ticket before boarding.
- Identify Your Platform: Check the departure boards at the station for trains heading towards Trenton. Princeton Junction is a stop on the Northeast Corridor Line.
- Board the Train: Board the NJ Transit train that is bound for Trenton. Ensure the train stops at Princeton Junction. Most trains on the Northeast Corridor Line do make this stop.
- The Journey: The train journey from Newark Liberty International Airport Station to Princeton Junction typically takes approximately 1 hour.
Ticket Information and Fares
As of recent information, the one-way fare from Newark Liberty International Airport to Princeton Junction is approximately $17.25. It is always advisable to check the official NJ Transit website or app for the most up-to-date fare information, as prices can be subject to change.
For context, travelling from Newark Liberty International Airport to Princeton Station (the main station in the town of Princeton, not Princeton Junction) costs approximately $19.00 and takes about 1 hour and 15 minutes. Princeton Junction is a transit hub located a few miles from the main town of Princeton, and often requires an additional local bus or taxi to reach the final destination within Princeton itself.
Comparing Travel Options
To help you make an informed decision, let's compare the primary travel options:
| Option | Estimated Cost (One Way) | Estimated Travel Time | Pros | Cons |
|---|---|---|---|---|
| NJ Transit Train (via EWR Station) | ~$17.25 | ~1 hour | Cost-effective, reliable, frequent service, avoids traffic congestion. | Requires transfer via AirTrain, may require onward travel from Princeton Junction. |
| Taxi/Ride-Sharing Service | $70 - $100+ | 45 mins - 1.5 hours (traffic dependent) | Door-to-door service, convenient for luggage. | Significantly more expensive, susceptible to traffic delays, less predictable cost. |
Important Considerations for Your Journey
- Luggage: While the train is generally convenient for luggage, be mindful of carrying heavy bags through the AirTrain and onto the train. If you have a significant amount of luggage, a taxi or ride-share might offer more comfort.
- Time of Travel: If travelling during peak hours, train services are frequent and generally less affected by traffic than road transport.
- Onward Travel: If your final destination is within Princeton town itself, remember that Princeton Junction is a separate station. You will need to arrange local transport from Princeton Junction to your final address. This could be a local bus (like NJ Transit bus routes serving the area), a taxi, or a pre-booked ride.
- Hotel Stays: For those staying at hotels near Princeton Junction or in the Princeton area, the train is highly recommended. Many hotels offer shuttle services from local train stations, so it's worth checking with your accommodation provider.
- NJ Transit App: Downloading the NJ Transit mobile app is highly recommended. It provides real-time train schedules, fare information, and allows you to purchase tickets conveniently.
Frequently Asked Questions
Q1: Do I need to buy a separate ticket for the AirTrain?
No, the AirTrain service within Newark Liberty International Airport is free of charge and connects you to the NJ Transit Rail Station.
Q2: Can I buy my NJ Transit ticket on the train?
While it's sometimes possible, NJ Transit charges a surcharge for tickets purchased onboard from the conductor. It is always cheaper and recommended to purchase your ticket from a station ticket machine or the mobile app before boarding.
Q3: Which train line should I take from Newark Liberty International Airport Station?
You need to take a train on the Northeast Corridor Line heading towards Trenton. Ensure that the specific train you board stops at Princeton Junction.
Q4: How far is Princeton Junction from Princeton University?
Princeton Junction station is approximately 3-4 miles from Princeton University and the main downtown area of Princeton. You will need to arrange local transportation from the Junction.
Q5: Are there direct trains from Newark Airport to Princeton Station?
No, there are no direct trains. You will travel from Newark Airport Station to Princeton Junction. If your destination is Princeton Station, you may need to change trains at Trenton or take a different route altogether, but travelling to Princeton Junction is the most common rail connection.
By following these steps and keeping these considerations in mind, your journey from Newark Liberty International Airport to Princeton Junction should be a smooth and stress-free experience. Enjoy your trip!
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