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Cheap flights from Helena to Seattle from $177

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Seattle departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Helena to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Helena to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Helena to Seattle.

Cheap last minute flights

Planning a quick getaway from Helena to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Helena to Seattle

Find recent round-trip train or bus tickets from Helena to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
4:07 pm - 5:00 pmHLN-SEA
1h 53mnonstop
1:29 pm - 4:04 pmSEA-HLN
1h 35mnonstop
$177Alaska Airlines
Find Deal
Tue, Dec 10 - Tue, Jan 7
4:07 pm - 5:00 pmHLN-SEA
1h 53mnonstop
1:29 pm - 4:04 pmSEA-HLN
1h 35mnonstop
$228Alaska Airlines
Find Deal
Tue, Dec 10 - Tue, Jan 7
4:41 pm - 5:32 pmHLN-SEA
1h 51mnonstop
1:29 pm - 4:04 pmSEA-HLN
1h 35mnonstop
$238Alaska Airlines
Find Deal
Thu, Jan 23 - Mon, Jan 27
5:30 am - 9:45 amHLN-SEA
5h 15m1 stop
5:30 am - 12:19 pmSEA-HLN
5h 49m1 stop
$246Delta
Find Deal
Sun, Dec 8 - Wed, Dec 11
5:50 am - 9:45 amHLN-SEA
4h 55m1 stop
5:05 pm - 11:07 pmSEA-HLN
5h 02m1 stop
$286Delta
Find Deal
Thu, Jan 23 - Mon, Jan 27
5:30 am - 9:45 amHLN-SEA
5h 15m1 stop
5:00 pm - 10:52 pmSEA-HLN
4h 52m1 stop
$297Delta
Find Deal
Wed, Dec 18 - Wed, Dec 25
4:07 pm - 5:00 pmHLN-SEA
1h 53mnonstop
12:39 pm - 3:29 pmSEA-HLN
1h 50mnonstop
$298Alaska Airlines
Find Deal
Sun, Dec 8 - Wed, Dec 11
2:35 pm - 9:05 pmHLN-SEA
7h 30m1 stop
5:00 am - 1:41 pmSEA-HLN
7h 41m1 stop
$326United Airlines
Find Deal
Tue, Dec 10 - Tue, Jan 7
2:35 pm - 9:05 pmHLN-SEA
7h 30m1 stop
5:00 am - 1:41 pmSEA-HLN
7h 41m1 stop
$376United Airlines
Find Deal
Tue, Dec 10 - Tue, Jan 7
2:35 pm - 9:05 pmHLN-SEA
7h 30m1 stop
12:50 pm - 1:41 pmSEA-HLN
23h 51m2 stops
$386United Airlines
Find Deal
Tue, Dec 10 - Tue, Jan 7
HLN-SEA
1h 49mnonstop
Qatar Airways
Find Deal
HLN-SEA
1h 49mnonstop
Alaska Airlines
Find Deal
HLN-SEA
1h 49mnonstop
Hawaiian Airlines
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HLN-SEA
1h 46mnonstop
Korean Air
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5:45 am - 12:30 pmHLN-SEA
7h 45m1 stop
5:30 am - 12:30 pmSEA-HLN
6h 00m1 stop
$576Delta
Find Deal
Thu, Nov 21 - Sun, Nov 24
4:14 pm - 5:00 pmHLN-SEA
1h 46mnonstop
12:45 pm - 3:34 pmSEA-HLN
1h 49mnonstop
$678Alaska Airlines
Find Deal
Sat, Nov 23 - Sat, Nov 30
5:45 am - 9:39 amHLN-SEA
4h 54m1 stop
7:15 am - 12:30 pmSEA-HLN
4h 15m1 stop
$747Delta
Find Deal
Sat, Nov 23 - Sat, Nov 30
2:32 pm - 9:10 pmHLN-SEA
7h 38m1 stop
4:35 pm - 1:57 pmSEA-HLN
20h 22m2 stops
$951United Airlines
Find Deal
Thu, Nov 21 - Sun, Nov 24
2:42 pm - 3:27 pmHLN-SEA
1h 45mnonstop
12:45 pm - 3:34 pmSEA-HLN
1h 49mnonstop
$1,103Alaska Airlines
Find Deal
Thu, Nov 21 - Sun, Nov 24
2:32 pm - 4:00 pmHLN-SEA
26h 28m2 stops
5:00 am - 9:17 pmSEA-HLN
15h 17m1 stop
$1,141United Airlines
Find Deal
Sat, Nov 23 - Sat, Nov 30
6:30 am - 9:07 pmHLN-SEA
15h 37m3 stops
5:00 am - 9:17 pmSEA-HLN
15h 17m1 stop
$1,146United Airlines
Find Deal
Sat, Nov 23 - Sat, Nov 30
6:30 am - 9:07 pmHLN-SEA
15h 37m3 stops
5:00 am - 1:57 pmSEA-HLN
7h 57m1 stop
$1,237United Airlines
Find Deal
Thu, Nov 21 - Sun, Nov 24
6:30 am - 9:07 pmHLN-SEA
15h 37m3 stops
5:36 am - 9:17 pmSEA-HLN
14h 41m2 stops
$1,495United Airlines
Find Deal
Sat, Nov 23 - Sat, Nov 30
4:07 pm - 5:00 pmHLN-SEA
1h 53mnonstop
1:29 pm - 4:04 pmSEA-HLN
1h 35mnonstop
$177Alaska Airlines
Find Deal
Tue, Dec 10 - Tue, Jan 7
4:07 pm - 5:00 pmHLN-SEA
1h 53mnonstop
1:29 pm - 4:04 pmSEA-HLN
1h 35mnonstop
$228Alaska Airlines
Find Deal
Tue, Dec 10 - Tue, Jan 7
4:10 pm - 4:59 pmHLN-SEA
1h 49mnonstop
1:05 pm - 3:43 pmSEA-HLN
1h 38mnonstop
$238Alaska Airlines
Find Deal
Fri, Apr 18 - Mon, Apr 21
4:07 pm - 5:00 pmHLN-SEA
1h 53mnonstop
12:39 pm - 3:29 pmSEA-HLN
1h 50mnonstop
$298Alaska Airlines
Find Deal
Sun, Dec 8 - Wed, Dec 11
3:29 pm - 4:20 pmHLN-SEA
1h 51mnonstop
12:13 pm - 2:49 pmSEA-HLN
1h 36mnonstop
$338Alaska Airlines
Find Deal
Thu, Dec 19 - Thu, Dec 26
4:19 pm - 5:00 pmHLN-SEA
1h 41mnonstop
1:10 pm - 3:42 pmSEA-HLN
1h 32mnonstop
$388Alaska Airlines
Find Deal
Fri, Feb 21 - Mon, Feb 24
4:19 pm - 5:00 pmHLN-SEA
1h 41mnonstop
1:51 pm - 4:23 pmSEA-HLN
1h 32mnonstop
$418Alaska Airlines
Find Deal
Mon, Mar 10 - Sun, Mar 16
4:07 pm - 5:00 pmHLN-SEA
1h 53mnonstop
12:39 pm - 3:29 pmSEA-HLN
1h 50mnonstop
$478Alaska Airlines
Find Deal
Sat, Dec 14 - Tue, Dec 17
3:29 pm - 4:20 pmHLN-SEA
1h 51mnonstop
12:13 pm - 2:49 pmSEA-HLN
1h 36mnonstop
$538Alaska Airlines
Find Deal
Thu, Dec 19 - Thu, Dec 26
3:29 pm - 4:20 pmHLN-SEA
1h 51mnonstop
12:13 pm - 2:49 pmSEA-HLN
1h 36mnonstop
$548Alaska Airlines
Find Deal
Fri, Dec 20 - Mon, Dec 23

Alaska Airlines flights from Helena to Seattle

Our best Alaska Airlines deals on Helena to Seattle flight tickets
Alaska Airlines
Dec 10
HLN4:07 pmHelena
1h 53m
SEA5:00 pmSeattle/Tacoma Intl
Jan 7
SEA1:29 pmSeattle/Tacoma Intl
1h 35m
HLN4:04 pmHelena
Alaska Airlines
Dec 10
HLN4:07 pmHelena
1h 53m
SEA5:00 pmSeattle/Tacoma Intl
Jan 7
SEA1:29 pmSeattle/Tacoma Intl
1h 35m
HLN4:04 pmHelena
Alaska Airlines
Jan 23
HLN4:41 pmHelena
1h 51m
SEA5:32 pmSeattle/Tacoma Intl
Jan 27
SEA1:29 pmSeattle/Tacoma Intl
1h 35m
HLN4:04 pmHelena

Delta flights from Helena to Seattle

Our best Delta deals on Helena to Seattle flight tickets
Delta
Dec 8
HLN5:30 amHelena
5h 15m
1 stop
SEA9:45 amSeattle/Tacoma Intl
Dec 11
SEA5:30 amSeattle/Tacoma Intl
5h 49m
1 stop
HLN12:19 pmHelena
Delta
Jan 23
HLN5:50 amHelena
4h 55m
1 stop
SEA9:45 amSeattle/Tacoma Intl
Jan 27
SEA5:05 pmSeattle/Tacoma Intl
5h 02m
1 stop
HLN11:07 pmHelena
Delta
Dec 18
HLN5:30 amHelena
5h 15m
1 stop
SEA9:45 amSeattle/Tacoma Intl
Dec 25
SEA5:00 pmSeattle/Tacoma Intl
4h 52m
1 stop
HLN10:52 pmHelena

See travel insights to Seattle from

How to get the cheapest flight ticket from Helena to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Helena to Seattle?

February. The cheapest time of year to fly to Seattle from Helena is February. Most expensive is July

What is the cheapest day to depart Helena for Seattle?

Friday. The cheapest day of the week is typically Friday. The most expensive is typically Saturday

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

In the morning. Helena to Seattle flights are approximately 26% more expensive at noon than in the morning

What is the cheapest Helena to Seattle flight route?

Helena - Seattle/Tacoma Intl. Fly from Helena to Seattle/Tacoma Intl for the best Helena - Seattle flight prices

How far in advance should you book Helena to Seattle flights?

43 days before. The cheapest time to buy a flight from Helena to Seattle is approximately 43 days to departure

How have Helena to Seattle flight prices changed over time?


When to book flights from Helena to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helena to Seattle (HLN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Seattle

Best Price Found

$177

Fastest flight time

1h 41m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Seattle

1 airport
The best flight deal from Helena to Seattle found on momondo in the last 72 hours is $177
The fastest flight from Helena to Seattle takes 1h 41m
Direct flights go from Helena to Seattle on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is Alaska Airlines.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Helena to Seattle/Tacoma Intl by plane?

    A flight from Helena to Seattle/Tacoma Intl will travel around 489.0 mi. Flights usually cover this in 1h 41m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Helena Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Helena Airport to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from Helena Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Helena Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Helena to Seattle?

  • What is the most popular airline from Helena to Seattle?


Best airlines flying from Helena to Seattle

Compare and see reviews for airlines that fly from Helena to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $134Free CancellationRating
8.0
9,458 reviews
Search Alaska Airlines flights
DeltaPriceFrom $216Free CancellationRating
8.0
8,758 reviews
Search Delta flights
  • Alaska Airlines Flights From Helena to Seattle

    Alaska Airlines flies from Helena to Seattle around 2 times per week, with 9,458 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Helena to Seattle in the last 72 hours was $134 (round-trip), much lower than the average airfare cost of $247 for Alaska Airlines flights on this route.


Why use momondo?

Why should I use momondo to find a flight deal from Helena to Seattle?

It is quick and easy to find Helena to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from Helena to Seattle with flexible booking policies on momondo?

All flight searches from Helena to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Helena to Seattle?

momondo helps you find the best flight between Helena and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Helena to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Helena are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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