SEA to HLN

Seattle to Helena flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

SEA
Seattle (SEA), United StatesSeattle/tacoma International
HLN
Helena (HLN), United StatesHelena
Search

Live flights for Sat, 06 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Sat, 06 JunSEA to HLN$392 Sun, 07 JunSEA to HLN Mon, 08 JunSEA to HLN Tue, 09 JunSEA to HLN Wed, 10 JunSEA to HLN Thu, 11 JunSEA to HLN Fri, 12 JunSEA to HLN
Sort By:DepartureDurationArrivalPrice
United Airlines
United Airlines
UA-1915
05:07
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
7H :26 M
1 Stop
DEN · 2h 40mDenver (DEN), United States
13:33
2026-06-06
Helena (HLN)United StatesHelena
$392
total fare
Non Refundable 6 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1128
05:30
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
5H :53 M
1 Stop
SLC · 2h 14mSalt Lake City (SLC), United States
12:23
2026-06-06
Helena (HLN)United StatesHelena
$392
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1351
12:50
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
7H :30 M
1 Stop
DEN · 2h 36mDenver (DEN), United States
21:20
2026-06-06
Helena (HLN)United StatesHelena
$392
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-2194
13:30
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
1H :36 M
Non Stop
16:06
2026-06-06
Helena (HLN)United StatesHelena
$444
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-757
15:40
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
28H :40 M
1 Stop
DEN · 23h 48mDenver (DEN), United States
21:20
2026-06-07
Helena (HLN)United StatesHelena
$557
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-325
15:30
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
28H :50 M
2 Stops
SFO · 2h 12mSan Francisco (SFO), United States
DEN · 19h 35mDenver (DEN), United States
21:20
2026-06-07
Helena (HLN)United StatesHelena
$562
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2866
17:20
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
27H :00 M
2 Stops
SFO · 1h 23mSan Francisco (SFO), United States
DEN · 18h 31mDenver (DEN), United States
21:20
2026-06-07
Helena (HLN)United StatesHelena
$562
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1635
06:06
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
14H :14 M
2 Stops
LAX · 5h 40mLos Angeles (LAX), United States
DEN · 1h 18mDenver (DEN), United States
21:20
2026-06-06
Helena (HLN)United StatesHelena
$640
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1730
17:06
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
27H :14 M
2 Stops
LAX · 16h 51mLos Angeles (LAX), United States
DEN · 3h 02mDenver (DEN), United States
21:20
2026-06-07
Helena (HLN)United StatesHelena
$688
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1628
07:25
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
14H :08 M
2 Stops
LAX · 7h 01mLos Angeles (LAX), United States
SLC · 1h 06mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$689
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-2769
10:15
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
11H :18 M
2 Stops
LAX · 4h 07mLos Angeles (LAX), United States
SLC · 1h 06mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$689
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1635
06:06
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
15H :27 M
2 Stops
LAX · 8h 20mLos Angeles (LAX), United States
SLC · 1h 06mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$721
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-2914
12:40
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
8H :53 M
2 Stops
LAX · 1h 43mLos Angeles (LAX), United States
SLC · 1h 06mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$764
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4062
13:40
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
7H :53 M
2 Stops
PDX · 2h 15mPortland (PDX), United States
SLC · 1h 05mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$783
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3953
07:30
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
14H :03 M
2 Stops
PDX · 8h 26mPortland (PDX), United States
SLC · 1h 05mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$788
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4023
09:30
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
12H :03 M
2 Stops
PDX · 6h 23mPortland (PDX), United States
SLC · 1h 05mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$788
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3802
10:35
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
10H :58 M
2 Stops
PDX · 5h 24mPortland (PDX), United States
SLC · 1h 05mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$788
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2831
08:45
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
11H :35 M
2 Stops
SFO · 1h 40mSan Francisco (SFO), United States
DEN · 2h 43mDenver (DEN), United States
21:20
2026-06-06
Helena (HLN)United StatesHelena
$835
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-737
10:29
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
9H :51 M
2 Stops
SFO · 1h 33mSan Francisco (SFO), United States
DEN · 1h 06mDenver (DEN), United States
21:20
2026-06-06
Helena (HLN)United StatesHelena
$835
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-5676
06:08
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
14H :12 M
2 Stops
SFO · 4h 15mSan Francisco (SFO), United States
DEN · 2h 43mDenver (DEN), United States
21:20
2026-06-06
Helena (HLN)United StatesHelena
$841
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1915
05:07
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
15H :13 M
1 Stop
DEN · 10h 28mDenver (DEN), United States
21:20
2026-06-06
Helena (HLN)United StatesHelena
$843
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1505
08:56
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
11H :24 M
1 Stop
DEN · 6h 33mDenver (DEN), United States
21:20
2026-06-06
Helena (HLN)United StatesHelena
$843
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included

Recommended hotels in Helena

Stay options near the arrival city for the same travel date.

Search hotels
Best Western Helena/Capitol Hotel
3.0Very GoodLive availability

Best Western Helena/Capitol Hotel

- 1714 11th Ave 59601 Helena Montana United States,

Free WiFiACBreakfast
Room availability is checked live
$193per night+ taxes if applicable

1 Night • 3 Star

Home2 Suites by Hilton Helena
3.0Very GoodLive availability

Home2 Suites by Hilton Helena

- 3325 N Sanders St, Helena, MT 59602 ,

Free WiFiACBreakfast
Room availability is checked live
$284per night+ taxes if applicable

1 Night • 3 Star

Best Western Premier Helena Great Northern Hotel
3.0Very GoodLive availability

Best Western Premier Helena Great Northern Hotel

- 835 Great Northern Blvd, Helena, MT 59601 ,

Free WiFiACBreakfast
Room availability is checked live
$297per night+ taxes if applicable

1 Night • 3 Star

Fairfield Inn and Suites by Marriott Helena
3.0Very GoodLive availability

Fairfield Inn and Suites by Marriott Helena

- 2150 11th Ave 59601 Helena Montana United States,

Free WiFiACBreakfast
Room availability is checked live
$326per night+ taxes if applicable

1 Night • 3 Star

United Airlines
United Airlines
UA-1715
11:02
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
9H :18 M
1 Stop
DEN · 4h 27mDenver (DEN), United States
21:20
2026-06-06
Helena (HLN)United StatesHelena
$843
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3913
18:25
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
27H :06 M
2 Stops
PDX · 22h 00mPortland (PDX), United States
SLC · 0h 46mSalt Lake City (SLC), United States
22:31
2026-06-07
Helena (HLN)United StatesHelena
$849
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3997
20:15
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
25H :16 M
2 Stops
PDX · 20h 08mPortland (PDX), United States
SLC · 0h 46mSalt Lake City (SLC), United States
22:31
2026-06-07
Helena (HLN)United StatesHelena
$849
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1128
05:30
2026-06-06
SEATTLE (SEA)United StatesSeattle/tacoma International
16H :03 M
1 Stop
SLC · 12h 29mSalt Lake City (SLC), United States
22:33
2026-06-06
Helena (HLN)United StatesHelena
$925
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
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Fare highlights

Selected flight highlights for 06 Jun 2026.

Open full search
Lowest fare $392 United Airlines 05:07
Earliest departure $392 United Airlines 05:07
Shortest duration $444 Alaska Airlines 13:30
Night 00:00-05:59 $392 United Airlines at 05:07
Morning 06:00-11:59 $640 United Airlines at 06:06
Afternoon 12:00-17:59 $392 United Airlines at 12:50
Evening 18:00-23:59 $849 Delta Air Lines at 18:25

Seattle to Helena route details

Seattle (SEA)

Seattle/tacoma International

United States

GMT -8

Latitude: 47.449001

Longitude: -122.308998

Helena (HLN)

Helena

United States

GMT -7

Latitude: 46.6068000793457

Longitude: -111.98300170898438

Distance: Seattle (SEA), United States to Helena (HLN), United States - 787.65 km
Flights shown for 06 Jun 2026. View all flights opens the complete search result.

Seattle to Helena - what to expect when booking

The SEA to HLN cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 787.65 km.

Before you book

Compare nearby dates

The date strip opens the complete search result for the route and selected date.

Use filters

Shortlist by price, stops, departure time and refundable fare preference.

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Select expands fare choices on the card before you move to review and booking.

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More flights from Helena (HLN)5 routes
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HLN → DEN
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HLN → MSP
Helena → Salt Lake City
HLN → SLC
Helena → Seattle
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Frequently asked questions - Seattle to Helena flights
Generally yes. When your travel date is fixed, comparing live fares early gives you better visibility of timings, baggage and fare rules before prices change.
The approximate route distance between Seattle (SEA) and Helena (HLN) is 787.65 km. Actual flying distance can vary by airline routing.
Availability changes by airline schedule and date. Use the Stops filter to quickly check non-stop, one-stop and connecting options on this landing page.
Airline inventory can change within minutes. Book Now sends the selected result to the review flow where the fare is checked again before final booking.
Yes. The date strip and search box open the full search for the selected date, while this page keeps the route details easy to compare.