There are 5 ways to get from Greenwich to Union by train, bus, car, train (Amtrak), or bus (Greyhound)
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Train, bus
best- Take the train from Greenwich to Grand Central Terminaltrain New Haven / ...
- Take the bus from Port Authority Bus Terminal to Clinton Park and Ridebus Westbound / ...
3h 42m$86–116Drive 83.2 mi
cheapest- Drive from Greenwich to Unioncar 83.2 mi
1h 44m$16–22Train via New York
- Take the train from Greenwich to Grand Central Terminaltrain New Haven / ...
- Take the train from Newark Penn Station to High Bridgetrain Rarv
4h 22m$28–64Train
- Take the train from Stamford Amtrak Station to Newark Penn Stationtrain Northeast Regional / ...
- Take the train from Newark Penn Station to High Bridgetrain Rarv
5h 5m$29–643Bus
- Take the bus from Stamford Bus Stop to Port Authority Bus Terminalbus Greyhound US0240
- Take the bus from Port Authority Bus Terminal to Clinton Park and Ridebus Westbound / ...
5h 38m$81–107
Questions & Answers
The cheapest way to get from Greenwich to Union is to drive which costs $15 - $22 and takes 1h 44m.
The fastest way to get from Greenwich to Union is to drive which takes 1h 44m and costs $15 - $22.
No, there is no direct bus from Greenwich to Union. However, there are services departing from Mason St @ Lexington Ave and arriving at Clinton Park and Ride via Stamford Bus Stop and Port Authority Bus Terminal. The journey, including transfers, takes approximately 5h 38m.
No, there is no direct train from Greenwich to Union. However, there are services departing from Greenwich and arriving at High Bridge via Grand Central-42 St, New York Penn Station and Newark Penn Station. The journey, including transfers, takes approximately 4h 22m.
The distance between Greenwich and Union is 138 miles. The road distance is 83.7 miles.
The best way to get from Greenwich to Union without a car is to train and bus which takes 3h 42m and costs $85 - $120.
It takes approximately 3h 42m to get from Greenwich to Union, including transfers.
Greenwich to Union bus services, operated by Greyhound USA, depart from Stamford Bus Stop station.
Greenwich to Union train services, operated by Metro-North Railroad (MNR), depart from Greenwich station.
The best way to get from Greenwich to Union is to train via New York which takes 4h 22m and costs $28 - $65. Alternatively, you can bus, which costs $80 - $110 and takes 5h 38m.
What companies run services between Greenwich, CT, USA and Union, Hunterdon County, NJ, USA?
You can take a train from Greenwich to Union via Grand Central Terminal, Grand Central-42 St, 42 St-Times Square, New York Penn Station, Newark Penn Station, and High Bridge in around 4h 22m. Alternatively, you can take a bus from Mason St @ Lexington Ave to Union via Stamford Transportation Center @ Bay E, Stamford Bus Stop, Port Authority Bus Terminal, and Clinton Park and Ride in around 5h 38m.
- Phone
- +1 877.690.5114
- Website
- Metro North Railroad
Train from Greenwich to Grand Central Terminal
- Ave. Duration
- 1h 1m
- Frequency
- Every 15 minutes
- Estimated price
- $10–17
- Website
- Metro North Railroad
- Schedules at
- Metro North Railroad Schedules
- Off-Peak
- $10–12
- Peak
- $14–17
Train from Greenwich to Grand Central Terminal
- Ave. Duration
- 1h 1m
- Frequency
- Every 15 minutes
- Estimated price
- $10–17
- Website
- Metro North Railroad
- Schedules at
- Metro North Railroad Schedules
- Off-Peak
- $10–12
- Peak
- $14–17
- Phone
- +1 973-275-5555
- Website
- New Jersey Transit
Train from Newark Penn Station to High Bridge
- Ave. Duration
- 1h 34m
- Frequency
- Every 4 hours
- Estimated price
- $2–20
- Website
- New Jersey Transit
- Website
- NJ Transit: World Cup 2026
- Adult
- $2–20
Train from Newark Penn Station to High Bridge
- Ave. Duration
- 1h 34m
- Frequency
- Every 4 hours
- Estimated price
- $2–20
- Website
- New Jersey Transit
- Website
- NJ Transit: World Cup 2026
- Adult
- $2–20
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Stamford Amtrak Station to Newark Penn Station
- Ave. Duration
- 1h 27m
- Frequency
- Hourly
- Estimated price
- $14–30
- Website
- Amtrak
Rome2Rio's guide to Amtrak Acela
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Stamford Amtrak Station to Newark Penn Station
- Ave. Duration
- 1h 19m
- Frequency
- Every 4 hours
- Estimated price
- $10–600
- Schedules at
- Amtrak Acela
- Website
- Amtrak
- Business Class
- $10–450
- First Class
- $110–600
- Phone
- +1 610-868-6001
- [email protected]
- Website
- Trans-Bridge Lines
Bus from Port Authority Bus Terminal to Clinton Park and Ride
- Ave. Duration
- 1h 31m
- Frequency
- Hourly
- Estimated price
- $55–70
- Website
- Trans-Bridge Lines
- Schedules at
- Trans-Bridge Lines Schedules
Bus from Port Authority Bus Terminal to Clinton Park and Ride
- Ave. Duration
- 1h 31m
- Frequency
- Hourly
- Estimated price
- $55–70
- Website
- Trans-Bridge Lines
- Schedules at
- Trans-Bridge Lines Schedules
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- [email protected]
- Website
- Greyhound
Bus from Stamford Bus Stop to Port Authority Bus Terminal
- Ave. Duration
- 1h 45m
- Frequency
- Twice daily
- Estimated price
- $6–12
- Website
- Greyhound
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More Questions & Answers
Greenwich to Union bus services, operated by Greyhound USA, arrive at Port Authority Bus Terminal station.
Greenwich to Union train services, operated by Metro-North Railroad (MNR), arrive at Grand Central Terminal station.
Yes, the driving distance between Greenwich to Union is 84 miles. It takes approximately 1h 44m to drive from Greenwich to Union.
There are 28+ hotels available in Union.














