There are 7 ways to get from SeaTac to Helena by plane, bus (Flixbus), train, bus, car, or bus (Amtrak)
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 Helena Regional Airport
best- Fly from Seattle-Tacoma International Airport (SEA) to Helena Regional Airport (HLN)plane SEA - HLN
1h 42m$206–994Drive 590 mi
cheapest- Drive from SeaTac to Helenacar 590 mi
9h 30m$108–156Bus
- Take the bus from Seattle Tacoma Intl Airport to Spokane Stationbus
- Take the bus from Spokane to Buttebus
- Take the bus from Butte, MT to Helena, MTbus
15h 30m$140–233Train, bus
- Take the train from Seattle to Shelby Amtrak Stationtrain
- Take the bus from Shelby Amtrak Station to Great Falls Transfer Centerbus
- Take the bus from Great Falls Transfer Center to Helena, MTbus
24h 54m$425–708Fly to Gallatin Field Airport, drive
- Fly from Seattle-Tacoma International Airport (SEA) to Gallatin Field Airport (BZN)plane SEA - BZN
- Drive from Bozeman-Airport-BZN to Helenacar
3h 11m$154–423Fly to Missoula International Airport, drive
- Fly from Seattle-Tacoma International Airport (SEA) to Missoula International Airport (MSO)plane SEA - MSO
- Drive from Missoula-Airport-MSO to Helenacar
3h 20m$214–438Bus via Seattle
- Take the bus from Seattle to Spokanebus
- Take the bus from Spokane to Buttebus
- Take the bus from Butte, MT to Helena, MTbus
18h 44m$147–308
SeaTac to Helena by bus
Comparing Your Travel Options
The cheapest way to get from SeaTac to Helena is to drive which costs $100 - $160 and takes 9h 30m.
The fastest way to get from SeaTac to Helena is to fly which takes 1h 42m and costs $200 - $1,000.
No, there is no direct bus from SeaTac to Helena. However, there are services departing from Seattle Tacoma Intl Airport and arriving at Helena, MT via Spokane and Butte, MT. The journey, including transfers, takes approximately 15h 30m.
The distance between SeaTac and Helena is 495 miles. The road distance is 593.5 miles.
The best way to get from SeaTac to Helena without a car is to bus which takes 15h 30m and costs $140 - $240.
It takes approximately 1h 42m to get from SeaTac to Helena, including transfers.
SeaTac to Helena bus services, operated by Flixbus USA, depart from Seattle Tacoma Intl Airport station.
The best way to get from SeaTac to Helena is to fly which takes 1h 42m and costs $200 - $1,000. Alternatively, you can bus, which costs $140 - $240 and takes 15h 30m.
SeaTac to Helena bus services, operated by Flixbus USA, arrive at Spokane Station.
Helena is 1h ahead of SeaTac. It is currently 02:04 in SeaTac and 03:04 in Helena.
What companies run services between SeaTac, WA, USA and Helena, MT, USA?
Alaska Airlines, Inc. flies from Seattle-Tacoma International Airport (SEA) to Helena Regional Airport (HLN) once daily. Alternatively, you can take a bus from Seattle Tacoma Intl Airport to Helena, MT via Spokane Station, Spokane, and Butte, MT in around 15h 30m.
- Website
- alaskaair.com
Flights from Seattle-Tacoma International Airport to Helena Regional Airport
- Ave. Duration
- 1h 35m
- When
- Every day
- Estimated price
- $190–1,000
Flights from Seattle-Tacoma International Airport to Gallatin Field Airport
- Ave. Duration
- 1h 40m
- When
- Every day
- Estimated price
- $130–400
Flights from Seattle-Tacoma International Airport to Missoula International Airport
- Ave. Duration
- 1h 35m
- When
- Every day
- Estimated price
- $190–410
Flights from Seattle-Tacoma International Airport to Missoula International Airport via Portland
- Ave. Duration
- 3h 46m
- When
- Every day
- Estimated price
- $190–410
- Website
- delta.com
Flights from Seattle-Tacoma International Airport to Gallatin Field Airport
- Ave. Duration
- 1h 48m
- When
- Every day
- Estimated price
- $45–260
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Seattle to Shelby Amtrak Station
- Ave. Duration
- 17h 25m
- Frequency
- Once daily
- Estimated price
- $400–650
- Website
- Amtrak
- Phone
- +1 (855) 626-8585
- Website
- Flixbus USA
Bus from Seattle Tacoma Intl Airport to Spokane Station
- Ave. Duration
- 6h
- Frequency
- Once daily
- Estimated price
- $45–70
- Schedules at
- Flixbus USA
- Phone
- +1-858-800-8898
- Website
- jeffersonlines.com
Bus from Spokane to Butte
- Ave. Duration
- 6h 5m
- Frequency
- Once daily
- Estimated price
- $75–110
- Book at
- Jefferson Lines
- Adult
- $75–110
Bus from Spokane to Butte
- Ave. Duration
- 6h 5m
- Frequency
- Once daily
- Estimated price
- $75–110
- Book at
- Jefferson Lines
- Adult
- $75–110
- Phone
- +1 208-656-8824
- info@saltlakeexpress.com
- Website
- Salt Lake Express
Bus from Butte, MT to Helena, MT
- Ave. Duration
- 1h 25m
- Frequency
- Once daily
- Estimated price
- $19–55
- Website
- Salt Lake Express
Bus from Great Falls Transfer Center to Helena, MT
- Ave. Duration
- 1h 45m
- Frequency
- Once daily
- Estimated price
- $22–55
- Website
- Salt Lake Express
Bus from Seattle to Spokane
- Ave. Duration
- 7h 40m
- Frequency
- Once daily
- Estimated price
- $55–110
- Website
- Salt Lake Express
Bus from Butte, MT to Helena, MT
- Ave. Duration
- 1h 25m
- Frequency
- Once daily
- Estimated price
- $19–55
- Website
- Salt Lake Express
- Phone
- +1 406-470-0727
- tctransit@gmail.com
- Website
- northern.rural-transit.com
Bus from Shelby Amtrak Station to Great Falls Transfer Center
- Ave. Duration
- 2h 10m
- Frequency
- 4 times a week
- Schedules at
- northern.rural-transit.com
- Phone
- +1 800-366-6975
- info@busnws.com
- Website
- Northwestern Stages
Bus from Seattle to Spokane
- Ave. Duration
- 7h 40m
- Frequency
- Twice daily
- Estimated price
- $110–140
- Schedules at
- Northwestern Stages
- Adults
- $110–140
Rome2Rio's guide to Amtrak Thruway
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Bus from Seattle to Spokane
- Ave. Duration
- 7h 40m
- Frequency
- Once daily
- Estimated price
- $50–65
- Website
- Amtrak
- Adult
- $50–65
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Yes, the driving distance between SeaTac to Helena is 593 miles. It takes approximately 9h 30m to drive from SeaTac to Helena.
Book your SeaTac to Helena bus tickets online with Omio.
There are 32+ hotels available in Helena.