Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
Greyhound Lines Mexico + Greyhound Lines, Inc. + FlixBus | Bus | San Antonio Bus Station | City of Portland | CheapestFastest |
Last refresh of the prices: Yesterday at 12:59 PM CST.
Get from San Antonio to Portland
The journey takes about 2 days, 12 hours 15 minutes and with fares starting at just $237, it presents an excellent value for a comfortable ride.
Where are the popular stops in San Antonio and Portland?
Stops in San Antonio
- A500 N St Mary's St, San Antonio, TX 78205, USA
- B7914 Interstate 35 Access Rd, San Antonio, TX 78224, USA
- C165 Bowie St, San Antonio, 78205
- D4407 S PanAm Expy #101, San Antonio, TX 78225, USA
Stops in Portland
- A
Greyhound Station Portland Maine
389 Congress St, Portland, ME 04102, USA
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Greyhound Lines offers the most comprehensive intercity bus services in the United States. They operate a modern, environmentally friendly fleet that serves more than 2400 destinations and carries nearly 16 million passengers annually. When traveling with them, you can expect free WiFi, onboard entertainment, bathrooms, power outlets and decent legroom. One of the great perks of Greyhound is that they connect big cities and smaller towns in the US, where you usually can't get to by train or plane. If you're looking for safe and affordable transportation, Greyhound is a great choice.
Frequently asked questions about traveling from San Antonio, US to Portland, ME by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from San Antonio to Portland?
The cheapest bus tickets from San Antonio to Portland start from $237. The average price for this route is around $268. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from San Antonio to Portland?
The average bus trip duration from San Antonio to Portland is 2d 12h, covering a distance of 1830 miles (2952 km). The quickest bus can get you there in 2d 12h and is operated by Greyhound.
Which bus companies service the San Antonio to Portland route?
Several major train operators operate on this route with 2 trains available per day.
What is the earliest and latest departure time for the bus from San Antonio to Portland?
The earliest bus departs from San Antonio to Portland at 7:35am. And the latest bus departs at 9:15pm.
What are the CO₂ emissions for the bus trip from San Antonio to Portland?
A bus trip from San Antonio to Portland generates an estimated 74 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from San Antonio, US to Portland, ME was searched and found on Dec 2, 2025 with a price of $331To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Antonio, US to Portland, ME, as early as possible.
