Bus Tickets from Portland, ME to Kingston, RI, US

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TodayAug 1
TomorrowAug 2
SunAug 3
MonAug 4
from $39
TueAug 5
from $39
WedAug 6
from $39
ThuAug 7
FriAug 8

Next departures to Kingston

One passenger / one way

  • This trip is recommended because it is: Cheapest + Fastest
    Departure time: August 4 at
    Departure city: Portland
    Departure location: Portland Transportation Center
    Arrival time: August 4 at
    Destination city: Kingston
    Destination location: Kingston, RI
    Operated by: AmtrakAmtrak
    Vehicle: BusDuration:
  • Departure time: August 4 at
    Departure city: Portland
    Departure location: Portland Transportation Center
    Arrival time: August 4 at
    Destination city: Kingston
    Destination location: Kingston, RI
    Operated by: AmtrakAmtrak
    Vehicle: BusDuration:
  • Departure time: August 4 at
    Departure city: Portland
    Departure location: Portland Transportation Center
    Arrival time: August 4 at
    Destination city: Kingston
    Destination location: Kingston, RI
    Operated by: AmtrakAmtrak
    Vehicle: BusDuration:
  • Departure time: August 4 at
    Departure city: Portland
    Departure location: Portland Transportation Center
    Arrival time: August 4 at
    Destination city: Kingston
    Destination location: Kingston, RI
    Operated by: AmtrakAmtrak
    Vehicle: BusDuration:
  • Departure time: August 4 at
    Departure city: Portland
    Departure location: Portland Transportation Center
    Arrival time: August 4 at
    Destination city: Kingston
    Destination location: Kingston, RI
    Operated by: AmtrakAmtrak
    Vehicle: BusDuration:

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Compare 2 ways to go from Portland to Kingston.

Bus
Average Price$44 - $74Average Duration4h 28m
7kg CO₂e5 out of 5 stars
CheapestFastestMost eco-friendly
Train
Average Price$95 - $101Average Duration5h 23m
24kg CO₂e1 out of 5 stars
busbud logoBusbud recommends taking the bus from Portland to Kingston

Among the sustainable travel choices, the bus stands out as the good way to reach Kingston. The journey takes about 4 hours 28 minutes and with fares starting at just $44, it presents an excellent value for a comfortable ride.

14bus per day
4h 28mAverage Duration
$44Cheapest ticket
7kgCO₂ emissions

Bus Portland, ME to Kingston, RI, US: Trip Overview

Average ticket price$59
Average bus trip duration4h 28m
Number of daily buses14
Earliest bus departure3:15am
Distance164 miles (263 km)
Latest bus departure6:00pm

Portland to Kingston Bus

Busbud shows you the best bus ticket fares and bus schedules so you can easily plan and book a trip by bus from Portland to Kingston.

We make sure you can find a bus service from Portland to Kingston from the most reliable bus companies operating this trip.

Discover how much the bus trip from Portland to Kingston will cost you. Use our filters and sorting features to find the cheapest bus tickets or luxury buses.

Frequently asked questions for your trip Portland, ME - Kingston, RI, US

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
07/30
$41
07/31
$36
Today
$36
08/02
$41
08/03
$36
08/04
$36
08/05
$36
08/06
$36
busbud logoThe cheapest trip from Portland, ME to Kingston, RI, US was searched and found on Jul 31, 2025 with a price of $36

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Portland, ME to Kingston, RI, US, as early as possible.

You can expect to pay from $36 to $152 for a bus ticket from Portland, ME to Kingston, RI, US based on the last 2 days. You can expect to find the cheapest price for the trip at $36 which is on 2025-08-03.

About Bus Travel

Bus Travel Tips

If you're abroad, study some local language. Not only could it get you out of a pickle during your bus trip from Portland to Kingston but it'll also be endearing to native speakers who will surely appreciate your effort.

Start sightseeing the minute your bus leaves the station. If you're on the night bus from Portland to Kingston, get comfy and count the stars.

Buses have one of the smallest carbon footprints of motorized transport modes. A bus going from Portland to Kingston will emit less CO2 than a car or an airplane.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from Portland to Kingston.

Did you know?

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

Did you know that 80% of the buses in North America are equipped with WiFi and power outlets ? And 60% of bus travelers have used their electronic device on board during 2014.

Did you know there are on average 4,400 intercity bus departures every day in the US only? This number has been growing for 9 years in a row, yay!

What's the cheapest way to go from Portland, ME to Kingston, RI, US?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to Portland, ME by bus?

Bus from Portland, ME to Kingston, RI, US

You can also go to Kingston, RI, US by train

Train from Portland, ME to Kingston, RI, US

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