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One passenger / one way
- Departure time: August 25 atDeparture city: San DiegoDeparture location: Greyhound Bus StopArrival time: August 29 atDestination city: PortlandDestination location: Portland (Park & Ride)Operated by: Greyhound
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Bus San Diego, CA, US to Portland, ME: Trip Overview
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San Diego to Portland Bus
Busbud helps you find a bus from San Diego to Portland. Get the best fare and schedule, book a round trip ticket or find buses with WiFi and electrical outlets.
Bus service from San Diego to Portland will be provided by the most trusted bus companies.
Discover how much the bus trip from San Diego to Portland will cost you. Use our filters and sorting features to find the cheapest bus tickets or luxury buses.
Where are the popular stops in San Diego and Portland?
Frequently asked questions for your trip San Diego, CA, US - Portland, ME
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Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from San Diego, CA, US to Portland, ME was searched and found on Aug 25, 2025 with a price of $181To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Diego, CA, US to Portland, ME, as early as possible.
You can expect to pay from $181 to $181 for a bus ticket from San Diego, CA, US to Portland, ME based on the last 2 days. You can expect to find the cheapest price for the trip at $181 which is on 2025-08-25.
About Bus Travel
Bus Travel Tips
Make friends with the driver. They usually know a lot about your destination and may even recommend which side of the bus to sit on to get the best views on the road between San Diego and Portland!
Much more than a mere vehicle taking you from San Diego to Portland, riding the bus will expose you to some of the most stunning panoramas while enroute to your final bus stop.
Buses have one of the smallest carbon footprints of motorized transport modes. A bus going from San Diego to Portland 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 San Diego to Portland.
Did you know?
It takes 27 hours to go by bus from Lima to Cusco, one of the craziest bus trips on the world. This route is used daily by locals and backpackers.
The word 'bus' is an abbreviation of 'omnibus" which means 'for all' in Latin as buses were meant to be transportation for everybody.
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!
Top traveled bus routes
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