How does KAYAK find such low prices on flights from Washington to Helena?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Helena.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Helena?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Helena?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helena with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Helena?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helena from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$149 CHEAP FLIGHTS from Washington to Helena

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Flight Deals

Cheap Flights from Washington to Helena

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Washington to Helena

Sat, Oct 31 - Wed, Nov 4

2:09 pm - 4:44 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

4:41 pm - 5:33 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$207Alaska Airlines

Sat, Oct 24 - Mon, Oct 26

2:14 pm - 4:49 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

5:26 pm - 6:18 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$222Alaska Airlines

Sat, Oct 31 - Wed, Nov 4

2:09 pm - 4:44 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

4:41 pm - 5:33 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$227Alaska Airlines

Wed, Oct 14 - Wed, Oct 21

5:30 am - 12:28 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 58m1 stop Salt Lake City

1:08 pm - 7:02 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 54m1 stop Salt Lake City

$257Delta

Thu, Oct 22 - Mon, Oct 26

2:14 pm - 4:49 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

5:26 pm - 6:18 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$257Alaska Airlines

Sat, Oct 31 - Wed, Nov 4

5:05 am - 1:40 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 35m1 stop Denver Intl

2:23 pm - 9:19 pmHLN Helena-SEA Seattle/Tacoma Intl

7h 56m1 stop Denver Intl

$297United Airlines

Sat, Oct 31 - Wed, Nov 4

5:05 am - 1:40 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 35m1 stop Denver Intl

2:23 pm - 9:19 pmHLN Helena-SEA Seattle/Tacoma Intl

7h 56m1 stop Denver Intl

$317United Airlines

Thu, Oct 22 - Mon, Oct 26

5:30 am - 12:28 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 58m1 stop Salt Lake City

7:15 am - 12:52 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 37m1 stop Salt Lake City

$397Delta

Wed, Oct 28 - Mon, Nov 2

5:15 pm - 10:24 pmPDX Portland-HLN Helena

4h 09m1 stop Salt Lake City

7:15 am - 12:03 pmHLN Helena-PDX Portland

5h 48m1 stop Salt Lake City

$465Delta

Tue, Oct 27 - Mon, Nov 2

5:15 pm - 10:24 pmPDX Portland-HLN Helena

4h 09m1 stop Salt Lake City

7:15 am - 12:03 pmHLN Helena-PDX Portland

5h 48m1 stop Salt Lake City

$465Delta

Recent last minute flight deals from Washington to Helena

Sat, Sep 19 - Thu, Sep 24

2:05 pm - 4:41 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

5:18 pm - 6:14 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 56mnonstop

$737Alaska Airlines

Sat, Sep 19 - Tue, Sep 22

2:05 pm - 4:41 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

5:18 pm - 6:14 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 56mnonstop

$737Alaska Airlines

Sat, Sep 19 - Thu, Sep 24

5:00 am - 1:45 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 45m1 stop Denver Intl

2:30 pm - 9:15 pmHLN Helena-SEA Seattle/Tacoma Intl

7h 45m1 stop Denver Intl

$747United Airlines

Sat, Sep 19 - Tue, Sep 22

5:00 am - 1:45 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 45m1 stop Denver Intl

2:26 pm - 9:31 pmHLN Helena-SEA Seattle/Tacoma Intl

8h 05m1 stop Denver Intl

$747United Airlines

Sat, Sep 19 - Sat, Sep 26

2:05 pm - 4:41 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

5:18 pm - 6:14 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 56mnonstop

$757Alaska Airlines

Sat, Sep 19 - Sat, Sep 26

5:45 am - 12:17 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 32m1 stop Salt Lake City

12:57 pm - 6:55 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 58m1 stop Salt Lake City

$782Delta

Tue, Sep 22 - Sat, Oct 3

5:10 pm - 10:24 pmPDX Portland-HLN Helena

4h 14m1 stop Salt Lake City

12:57 pm - 4:05 pmHLN Helena-PDX Portland

4h 08m1 stop Salt Lake City

$801Delta

Tue, Sep 22 - Thu, Oct 1

10:30 am - 4:41 pmPDX Portland-HLN Helena

5h 11m1 stop Seattle/Tacoma Intl

5:18 pm - 8:47 pmHLN Helena-PDX Portland

4h 29m1 stop Seattle/Tacoma Intl

$801Alaska Airlines

Wed, Sep 23 - Tue, Sep 29

5:40 am - 12:17 pmPDX Portland-HLN Helena

5h 37m1 stop Salt Lake City

7:15 am - 12:15 pmHLN Helena-PDX Portland

6h 00m1 stop Salt Lake City

$801Delta

Sat, Sep 19 - Thu, Sep 24

5:00 am - 1:45 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 45m1 stop Denver Intl

6:25 am - 11:46 amHLN Helena-SEA Seattle/Tacoma Intl

6h 21m1 stop Denver Intl

$808United Airlines

Useful Info

Low season	February
High season	August
Cheapest flight	$149

Best time to beat the crowds with an average 34% drop in price.

Most popular time to fly with an average 18% increase in price.

Flight from Seattle to Helena

How does KAYAK find such low prices on flights from Washington to Helena?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Helena.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Helena?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Helena?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helena with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Helena?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helena from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.