There are 6 ways to get from Portland to Three Forks by plane, train, bus, car, or taxi
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly to Gallatin Field Airport
best- Fly from Portland International Airport (PDX) to Gallatin Field Airport (BZN)PDX - BZN
3h 27m$168–543Fly to Helena Regional Airport, drive
cheapest- Fly from Portland International Airport (PDX) to Helena Regional Airport (HLN)PDX - HLN
- Drive from Helena Regional Airport (HLN) to Three Forks
7h$90–462Train, bus, drive
- Take the train from Portland to Spokane
- Take the bus from Spokane to Butte
- Drive from Butte to Three Forks
14h 47m$115–397Bus, taxi
- Take the bus from Portland Curbside Bus Stop to Pasco Bus Stop
- Take the bus from Pasco Bus Stop to Spokane Station
- Take the bus from Spokane to Bozeman
- Take the taxi from Bozeman to Three Forks
15h 29m$209–375Drive 709.4 mi
- Drive from Portland to Three Forks709.4 mi
11h 25m$130–187Bus
- Take the bus from Lincoln High School - Portland to U of I, Moscow, ID
- Take the bus from U of I, Moscow, ID to Spokane
- Take the bus from Spokane to Bozeman
19h 32m$255–452
Portland International Airport (PDX) to Gallatin Field Airport (BZN) flights
Questions & Answers
The cheapest way to get from Portland to Three Forks is to drive which costs $120 - $190 and takes 11h 25m.
The fastest way to get from Portland to Three Forks is to fly which takes 3h 27m and costs $160 - $550.
The distance between Portland and Three Forks is 589 miles. The road distance is 713.6 miles.
The best way to get from Portland to Three Forks without a car is to bus and taxi which takes 15h 29m and costs $200 - $380.
It takes approximately 3h 27m to get from Portland to Three Forks, including transfers.
The best way to get from Portland to Three Forks is to fly which takes 3h 27m and costs $160 - $550. Alternatively, you can bus, which costs $250 - $460 and takes 19h 32m.
Three Forks is 1h ahead of Portland. It is currently 5:44 AM in Portland and 6:44 AM in Three Forks.
Yes, the driving distance between Portland to Three Forks is 714 miles. It takes approximately 11h 25m to drive from Portland to Three Forks.
There are six+ hotels available in Three Forks.
What companies run services between Portland, OR, USA and Three Forks, Gallatin County, MT, USA?
Alaska Airlines, Inc. and Delta fly from Portland International Airport (PDX) to Gallatin Field Airport (BZN) 5 times a day. Alternatively, you can take a bus from Lincoln High School - Portland to Three Forks via U of I, Moscow, ID, Spokane, Wal-Mart, and Belgrade High School in around 19h 32m.
Transport is disrupted due to the Russia-Ukraine war. Read more
- Website
- alaskaair.com
Flights from Portland International Airport to Gallatin Field Airport
- Ave. Duration
- 1h 32m
- When
- Every day
- Estimated price
- $70–420
Flights from Portland International Airport to Gallatin Field Airport via Boise
- Ave. Duration
- 3h 44m
- When
- Every day
- Estimated price
- $75–440
Flights from Portland International Airport to Gallatin Field Airport via Seattle
- Ave. Duration
- 3h 49m
- When
- Monday, Friday, Saturday, and Sunday
- Estimated price
- $80–450
Flights from Portland International Airport to Helena Regional Airport via Seattle
- Ave. Duration
- 5h 9m
- When
- Monday, Tuesday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $75–440
Flights from Portland International Airport to Helena Regional Airport via Medford, Seattle
- Ave. Duration
- 6h 57m
- When
- Tuesday, Wednesday, and Saturday
- Estimated price
- $100–550
Flights from Portland International Airport to Helena Regional Airport via Eugene, Seattle
- Ave. Duration
- 7h 7m
- When
- Tuesday and Wednesday
- Estimated price
- $90–490
Flights from Portland International Airport to Helena Regional Airport via Vancouver, Seattle
- Ave. Duration
- 7h 22m
- When
- Monday, Tuesday, Wednesday, Saturday, and Sunday
- Estimated price
- $95–500
Flights from Portland International Airport to Helena Regional Airport via Spokane, Seattle
- Ave. Duration
- 7h 22m
- When
- Wednesday, Saturday, and Sunday
- Estimated price
- $100–550
- Website
- delta.com
Flights from Portland International Airport to Gallatin Field Airport via Seattle
- Ave. Duration
- 4h 3m
- When
- Every day
- Estimated price
- $80–450
Flights from Portland International Airport to Helena Regional Airport via Salt Lake City
- Ave. Duration
- 5h 10m
- When
- Every day
- Estimated price
- $100–550
- Website
- united.com
Flights from Portland International Airport to Helena Regional Airport via Denver
- Ave. Duration
- 7h 27m
- When
- Every day
- Estimated price
- $140–700
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Portland to Spokane
- Ave. Duration
- 7h 32m
- Frequency
- Twice daily
- Estimated price
- $75–260
- Website
- https://www.amtrak.com/home.html
- Phone
- +1-858-800-8898
- Website
- jeffersonlines.com
Bus from Spokane to Butte
- Ave. Duration
- 5h 25m
- Frequency
- 4 times a week
- Estimated price
- $29–130
- Book at
- https://www.jeffersonlines.com
Bus from Spokane to Bozeman
- Ave. Duration
- 6h 50m
- Frequency
- 4 times a week
- Estimated price
- $35–150
- Book at
- https://www.jeffersonlines.com
- Phone
- +1 (855) 626-8585
- Website
- flixbus.com
Bus from Portland Curbside Bus Stop to Pasco Bus Stop
- Ave. Duration
- 3h 50m
- Frequency
- Once daily
- Estimated price
- $30–45
- Schedules at
- flixbus.com
Bus from Pasco Bus Stop to Spokane Station
- Ave. Duration
- 2h 20m
- Frequency
- Once daily
- Estimated price
- $24–35
- Schedules at
- flixbus.com
Bus from Lincoln High School - Portland to U of I, Moscow, ID
- Ave. Duration
- 7h 10m
- Frequency
- On demand
- Estimated price
- $110–140
- Schedules at
- starlinecollection.com
- Phone
- +1 800-366-6975
- info@busnws.com
- Website
- northwesternstagelines.com
Bus from U of I, Moscow, ID to Spokane
- Ave. Duration
- 1h 50m
- Frequency
- Twice daily
- Estimated price
- $30–45
- Schedules at
- northwesternstagelines.com
- Adults 12 and over
- $30–45
- Phone
- +1 208-656-8824
- info@saltlakeexpress.com
- Website
- saltlakeexpress.com
Bus from U of I, Moscow, ID to Spokane
- Ave. Duration
- 2h
- Frequency
- Twice daily
- Estimated price
- $21–55
- Schedules at
- saltlakeexpress.com
- Ave. Duration
- 29 min
- Estimated price
- $120–150
Montana Yellow Cab
- Phone
- +1 406-220-3111
Greater Valley Taxi
- Phone
- +1 406-587-6303
- Website
- greatervalleytaxi.com
Want to know more about travelling around United States
Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.
Related travel guides
Travelling to the US: What do I need to know?
Read the travel guide
Why you should take the train in the US
Read the travel guide
















