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Flights from Helena to Seattle
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Find Helena to Seattle flights starting at CAD 89.

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

  • One way
  • Round-trip
      • Cheapest nonstop
        HLN16:41
        1h 51m
        Nonstop
        SEA17:32
        Wed, Jan 29|Helena - Seattle|Alaska Airlines
        CAD 89CAD 144
        38% OFF
        38% OFF
        CAD 144CAD 89

        Choose Alaska Airlines flights from Helena to Seattle. The one-way direct flight with Alaska Airlines departs from Helena Regional Airport on Wed, Jan 29, arriving at Seattle-Tacoma International Airport. One-way Prices start from CAD 89 including taxes and charges.

      • HLN16:19
        1h 41m
        Nonstop
        SEA17:00
        Tue, Feb 25|Helena - Seattle|Alaska Airlines
        CAD 93CAD 144
        36% OFF
        36% OFF
        CAD 144CAD 93

        Choose Alaska Airlines flights from Helena to Seattle. The one-way direct flight with Alaska Airlines departs from Helena Regional Airport on Tue, Feb 25, arriving at Seattle-Tacoma International Airport. One-way Prices start from CAD 93 including taxes and charges.

      • HLN16:19
        1h 41m
        Nonstop
        SEA17:00
        Tue, Feb 18|Helena - Seattle|Alaska Airlines
        CAD 94CAD 144
        35% OFF
        35% OFF
        CAD 144CAD 94

        Choose Alaska Airlines flights from Helena to Seattle. The one-way direct flight with Alaska Airlines departs from Helena Regional Airport on Tue, Feb 18, arriving at Seattle-Tacoma International Airport. One-way Prices start from CAD 94 including taxes and charges.

      • HLN16:41
        1h 51m
        Nonstop
        SEA17:32
        Tue, Jan 14|Helena - Seattle|Alaska Airlines
        CAD 103
        CAD 103

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

      • HLN16:41
        1h 51m
        Nonstop
        SEA17:32
        Sat, Jan 18|Helena - Seattle|Alaska Airlines
        CAD 105
        CAD 105

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

      • HLN16:19
        1h 41m
        Nonstop
        SEA17:00
        Mon, Mar 10|Helena - Seattle|Alaska Airlines
        CAD 119
        CAD 119

        Choose Alaska Airlines flights from Helena to Seattle. The one-way direct flight with Alaska Airlines departs from Helena Regional Airport on Mon, Mar 10, arriving at Seattle-Tacoma International Airport. One-way Prices start from CAD 119 including taxes and charges.

      • HLN16:41
        1h 51m
        Nonstop
        SEA17:32
        Thu, Jan 30|Helena - Seattle|Alaska Airlines
        CAD 123
        CAD 123

        Choose Alaska Airlines flights from Helena to Seattle. The one-way direct flight with Alaska Airlines departs from Helena Regional Airport on Thu, Jan 30, arriving at Seattle-Tacoma International Airport. One-way Prices start from CAD 123 including taxes and charges.

      • HLN16:41
        1h 51m
        Nonstop
        SEA17:32
        Sun, Feb 9|Helena - Seattle|Alaska Airlines
        CAD 123
        CAD 123

        Choose Alaska Airlines flights from Helena to Seattle. The one-way direct flight with Alaska Airlines departs from Helena Regional Airport on Sun, Feb 9, arriving at Seattle-Tacoma International Airport. One-way Prices start from CAD 123 including taxes and charges.

      • HLN13:30
        6h 16m
        1 stop
        SEA18:46
        Wed, Jan 29|Helena - Seattle|Delta Air Lines
        CAD 105
        CAD 105

        Choose Delta Air Lines flights from Helena to Seattle. The one-way connecting flight with Delta Air Lines departs from Helena Regional Airport on Wed, Jan 29, arriving at Seattle-Tacoma International Airport. One-way Prices start from CAD 105 including taxes and charges.

      • HLN13:30
        6h 16m
        1 stop
        SEA18:46
        Tue, Feb 25|Helena - Seattle|Delta Air Lines
        CAD 107
        CAD 107

        Choose Delta Air Lines flights from Helena to Seattle. The one-way connecting flight with Delta Air Lines departs from Helena Regional Airport on Tue, Feb 25, arriving at Seattle-Tacoma International Airport. One-way Prices start from CAD 107 including taxes and charges.

      • HLN01:00 pm
        3h 5m
        Nonstop
        SEA02:00 pm
        Fri, Jan 17|Helena - Seattle|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 Helena to Seattle?

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 Helena to Seattle

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

Alaska Airlines
From CAD 89
Delta Air Lines
From CAD 105
United Airlines
From CAD 196

Find more flights and airlines

Alternative Routes for Helena to Seattle Flights

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

  • Cheapest
    Alaska Airlines
    HLN
    16:41
    1h 51m
    Nonstop
    SEA
    17:32
    Helena Regional Airport - Seattle-Tacoma International Airport
    Wed, Jan 29Alaska Airlines
    CAD 89
  • Alaska Airlines
    HLN
    16:41
    1h 51m
    Nonstop
    SEA
    17:32
    Helena Regional Airport - Seattle-Tacoma International Airport
    Wed, Jan 29Alaska Airlines
    CAD 89
    Find More Flights

FAQ

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

    Airlines adjust prices for flights from Helena to Seattle 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 Helena (HLN) to Seattle (SEA) cost?

    According to Trip.com's data, the lowest price is around CAD 519.

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

    It takes about 1 hour 47 minutes to fly from Helena (HLN) to Seattle (SEA).

  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
    • The distance from Lake Union Sea Plane Base to downtown is about 2km, by taxi about 20 minutes.

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

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

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

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

  • How many airports in Seattle (SEA)?

How to find a cheap flight from Helena to Seattle

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 Helena to Seattle. 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 Helena to Seattle Flights

Cheapest direct flight priceCAD 88
Cheapest return ticket priceCAD 158
Off-season travel monthJanuary
Peak season for travelOctober
Flight distance786.99km
Average flight time1 hour 47 minutes
Popular airlineAlaska Airlines

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