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Find Seattle to Helena flights starting at CAD 102.

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • Cheapest nonstop
        SEA13:29
        1h 35m
        Nonstop
        HLN16:04
        Thu, Jan 16|Seattle - Helena|Alaska Airlines
        CAD 102CAD 168
        39% OFF
        39% OFF
        CAD 168CAD 102

        Choose Alaska Airlines flights from Seattle to Helena. The one-way direct flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Thu, Jan 16, arriving at Helena Regional Airport. One-way Prices start from CAD 102 including taxes and charges.

      • SEA13:29
        1h 35m
        Nonstop
        HLN16:04
        Tue, Jan 14|Seattle - Helena|Alaska Airlines
        CAD 103CAD 168
        39% OFF
        39% OFF
        CAD 168CAD 103

        Choose Alaska Airlines flights from Seattle to Helena. The one-way direct flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Tue, Jan 14, arriving at Helena Regional Airport. One-way Prices start from CAD 103 including taxes and charges.

      • SEA13:29
        1h 35m
        Nonstop
        HLN16:04
        Sat, Jan 18|Seattle - Helena|Alaska Airlines
        CAD 105CAD 168
        38% OFF
        38% OFF
        CAD 168CAD 105

        Choose Alaska Airlines flights from Seattle to Helena. The one-way direct flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Sat, Jan 18, arriving at Helena Regional Airport. One-way Prices start from CAD 105 including taxes and charges.

      • SEA13:10
        1h 32m
        Nonstop
        HLN15:42
        Tue, Mar 4|Seattle - Helena|Alaska Airlines
        CAD 108
        CAD 108

        Choose Alaska Airlines flights from Seattle to Helena. The one-way direct flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Tue, Mar 4, arriving at Helena Regional Airport. One-way Prices start from CAD 108 including taxes and charges.

      • SEA13:10
        1h 32m
        Nonstop
        HLN15:42
        Wed, Mar 5|Seattle - Helena|Alaska Airlines
        CAD 108
        CAD 108

        Choose Alaska Airlines flights from Seattle to Helena. The one-way direct flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Wed, Mar 5, arriving at Helena Regional Airport. One-way Prices start from CAD 108 including taxes and charges.

      • SEA13:10
        1h 32m
        Nonstop
        HLN15:42
        Fri, Mar 7|Seattle - Helena|Alaska Airlines
        CAD 117
        CAD 117

        Choose Alaska Airlines flights from Seattle to Helena. The one-way direct flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Fri, Mar 7, arriving at Helena Regional Airport. One-way Prices start from CAD 117 including taxes and charges.

      • SEA13:29
        1h 35m
        Nonstop
        HLN16:04
        Wed, Jan 15|Seattle - Helena|Alaska Airlines
        CAD 119
        CAD 119

        Choose Alaska Airlines flights from Seattle to Helena. The one-way direct flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Wed, Jan 15, arriving at Helena Regional Airport. One-way Prices start from CAD 119 including taxes and charges.

      • SEA13:29
        1h 35m
        Nonstop
        HLN16:04
        Mon, Jan 20|Seattle - Helena|Alaska Airlines
        CAD 157
        CAD 157

        Choose Alaska Airlines flights from Seattle to Helena. The one-way direct flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Mon, Jan 20, arriving at Helena Regional Airport. One-way Prices start from CAD 157 including taxes and charges.

      • SEA05:30
        6h 20m
        1 stop
        HLN12:50
        Tue, Jan 14|Seattle - Helena|Delta Air Lines
        CAD 116
        CAD 116

        Choose Delta Air Lines flights from Seattle to Helena. The one-way connecting flight with Delta Air Lines departs from Seattle-Tacoma International Airport on Tue, Jan 14, arriving at Helena Regional Airport. One-way Prices start from CAD 116 including taxes and charges.

      • SEA05:30
        6h 20m
        1 stop
        HLN12:50
        Sat, Jan 18|Seattle - Helena|Delta Air Lines
        CAD 117
        CAD 117

        Choose Delta Air Lines flights from Seattle to Helena. The one-way connecting flight with Delta Air Lines departs from Seattle-Tacoma International Airport on Sat, Jan 18, arriving at Helena Regional Airport. One-way Prices start from CAD 117 including taxes and charges.

      • SEA01:00 pm
        3h 5m
        Nonstop
        HLN02:00 pm
        Fri, Jan 3|Seattle - Helena|Alaska Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Seattle to Helena?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find Cheapest Airlines Flying from Seattle to Helena

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Alaska Airlines
From CAD 103
Delta Air Lines
From CAD 116
United Airlines
From CAD 185

Find more flights and airlines

Alternative Routes for Seattle to Helena Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Seattle to Helena.

  • Cheapest
    Alaska Airlines
    SEA
    13:29
    1h 35m
    Nonstop
    HLN
    16:04
    Seattle-Tacoma International Airport - Helena Regional Airport
    Thu, Jan 16Alaska Airlines
    CAD 102
  • Alaska Airlines
    SEA
    13:29
    1h 35m
    Nonstop
    HLN
    16:04
    Seattle-Tacoma International Airport - Helena Regional Airport
    Thu, Jan 16Alaska Airlines
    CAD 102
    Find More Flights

FAQ

  • When are flight tickets from Seattle (SEA) to Helena (HLN) the cheapest?

    Airlines adjust prices for flights from Seattle to Helena based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Seattle (SEA) to Helena (HLN) cost?

    According to Trip.com's data, the lowest price is around CAD 534.

  • How long is the flight from Seattle (SEA) to Helena (HLN)?

    It takes about 1 hour 37 minutes to fly from Seattle (SEA) to Helena (HLN).

  • What are the most popular airlines that fly from Seattle (SEA) to Helena (HLN)?

    Airlines with flights from Seattle (SEA) to Helena (HLN): Alaska Airlines, Hawaiian Airlines and Korean Air.

  • What's the most popular airline for direct flights from Seattle (SEA) to Helena (HLN)?

    Alaska Airlines operates 1 direct flights from Seattle (SEA) to Helena (HLN).

  • How many airports in Helena (HLN)?

    There are 1 airport(s) in Helena (HLN): Helena Regional Airport.

How to find a cheap flight from Seattle to Helena

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Helena. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information for Seattle to Helena Flights

Cheapest direct flight priceCAD 102
Cheapest return ticket priceCAD 177
Off-season travel monthJanuary
Peak season for travelOctober
Flight distance786.99km
Average flight time1 hour 37 minutes
Popular airlineAlaska Airlines

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