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Cheap flights from Bellingham to Helena from $433

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Bellingham to Helena departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Bellingham to Helena

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
5:16 am - 4:11 pm
BLI
-
HLN
9h 55m
1 stop
Alaska Airlines Logo
4:48 pm - 1:29 pm
HLN
-
BLI
21h 41m
1 stop
$433Alaska Airlines
Sat, Oct 3 - Wed, Oct 7
Alaska Airlines Logo
8:20 am - 4:11 pm
BLI
-
HLN
6h 51m
2 stops
Alaska Airlines Logo
4:48 pm - 1:29 pm
HLN
-
BLI
21h 41m
1 stop
$438Alaska Airlines
Sat, Oct 3 - Wed, Oct 7
Alaska Airlines Logo
5:16 am - 4:11 pm
BLI
-
HLN
9h 55m
1 stop
Alaska Airlines Logo
4:48 pm - 6:38 pm
HLN
-
BLI
26h 50m
1 stop
$453Alaska Airlines
Thu, Oct 22 - Mon, Oct 26
Alaska Airlines Logo
8:20 am - 4:11 pm
BLI
-
HLN
6h 51m
2 stops
Alaska Airlines Logo
4:48 pm - 1:29 pm
HLN
-
BLI
21h 41m
1 stop
$458Alaska Airlines
Thu, Oct 22 - Mon, Oct 26
Alaska Airlines Logo
8:20 am - 4:11 pm
BLI
-
HLN
6h 51m
2 stops
Alaska Airlines Logo
4:48 pm - 10:35 pm
HLN
-
BLI
30h 47m
2 stops
$501Alaska Airlines
Sat, Oct 3 - Wed, Oct 7
Alaska Airlines Logo
5:16 am - 4:11 pm
BLI
-
HLN
9h 55m
1 stop
Alaska Airlines Logo
4:48 pm - 10:35 pm
HLN
-
BLI
30h 47m
2 stops
$526Alaska Airlines
Thu, Oct 22 - Mon, Oct 26
Alaska Airlines Logo
8:20 am - 4:11 pm
BLI
-
HLN
6h 51m
2 stops
Alaska Airlines Logo
4:48 pm - 10:35 pm
HLN
-
BLI
30h 47m
2 stops
$531Alaska Airlines
Thu, Oct 22 - Mon, Oct 26
Alaska Airlines Logo
8:20 am - 4:11 pm
BLI
-
HLN
6h 51m
2 stops
Alaska Airlines Logo
4:48 pm - 10:35 pm
HLN
-
BLI
30h 47m
2 stops
$599Alaska Airlines
Thu, Oct 22 - Mon, Oct 26
Alaska Airlines Logo
5:26 pm - 4:32 pm
BLI
-
HLN
22h 06m
1 stop
Alaska Airlines Logo
5:09 pm - 12:06 am
HLN
-
BLI
7h 57m
1 stop
$673Alaska Airlines
Tue, Jul 7 - Sat, Jul 11
Alaska Airlines Logo
6:00 am - 4:32 pm
BLI
-
HLN
9h 32m
1 stop
Alaska Airlines Logo
5:09 pm - 11:59 pm
HLN
-
BLI
7h 50m
1 stop
$904Alaska Airlines
Sat, Jul 4 - Thu, Jul 9

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Alaska Airlines flights from Bellingham to Helena

Our best Alaska Airlines deals on Bellingham to Helena flight tickets
Alaska Airlines
Oct 3
BLI5:16 amBellingham
9h 55m
1 stop
HLN4:11 pmHelena
Oct 7
HLN4:48 pmHelena
21h 41m
1 stop
BLI1:29 pmBellingham
$433
Alaska Airlines
Oct 3
BLI8:20 amBellingham
6h 51m
2 stops
HLN4:11 pmHelena
Oct 7
HLN4:48 pmHelena
21h 41m
1 stop
BLI1:29 pmBellingham
$438
Alaska Airlines
Oct 22
BLI5:16 amBellingham
9h 55m
1 stop
HLN4:11 pmHelena
Oct 26
HLN4:48 pmHelena
26h 50m
1 stop
BLI6:38 pmBellingham
$453

momondo Fare Finder

 
Customize your flight search to find flights from Bellingham to Helena that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 22, 2026.
Use the filters below to find and compare flights from Bellingham to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Sat 10/3

5:16 am-4:11 pm

1 stop9h 55m

Helena

Wed 10/7

4:48 pm-1:29 pm

1 stop21h 41m

$433

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Sat 10/3

8:20 am-4:11 pm

2 stops6h 51m

Helena

Wed 10/7

4:48 pm-1:29 pm

1 stop21h 41m

$438

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Thu 10/22

5:16 am-4:11 pm

1 stop9h 55m

Helena

Mon 10/26

4:48 pm-6:38 pm

1 stop26h 50m

$453

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Thu 10/22

8:20 am-4:11 pm

2 stops6h 51m

Helena

Mon 10/26

4:48 pm-1:29 pm

1 stop21h 41m

$458

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Sat 10/3

8:20 am-4:11 pm

2 stops6h 51m

Helena

Wed 10/7

4:48 pm-10:35 pm

2 stops30h 47m

$501

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Thu 10/22

5:16 am-4:11 pm

1 stop9h 55m

Helena

Mon 10/26

4:48 pm-10:35 pm

2 stops30h 47m

$526

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Thu 10/22

8:20 am-4:11 pm

2 stops6h 51m

Helena

Mon 10/26

4:48 pm-10:35 pm

2 stops30h 47m

$531

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Thu 10/22

8:20 am-4:11 pm

2 stops6h 51m

Helena

Mon 10/26

4:48 pm-10:35 pm

2 stops30h 47m

$599

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Tue 7/7

5:26 pm-4:32 pm

1 stop22h 06m

Helena

Sat 7/11

5:09 pm-12:06 am

1 stop7h 57m

$673
Quickest round-trip

BellinghamHelena

BLI - HLN

BLIHLN

Bellingham

Sat 7/4

6:00 am-4:32 pm

1 stop9h 32m

Helena

Thu 7/9

5:09 pm-11:59 pm

1 stop7h 50m

$904

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Bellingham to Helena

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

Cheap Bellingham to Helena (BLI to HLN) flight deals and tips

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

Fastest flight time

9h 32m

Direct flights

None
The fastest flight from Bellingham to Helena takes 9h 32m
There are no direct flights from Bellingham to Helena. There are no popular flight routes from Bellingham to Helena.
Search flight deals

Frequently asked questions about flying from Bellingham to Helena

  • How far is Bellingham to Helena by plane?

    Bellingham and Helena are 507.9 mi apart from one another. By plane, this route typically takes 9h 32m.

  • When did momondo last update prices for flights from Bellingham Airport to Helena Airport?

    Prices for flights from Bellingham Airport to Helena Airport refresh daily.

  • How old do you have to be to fly from Bellingham Airport to Helena Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bellingham Airport to Helena Airport.

  • What documentation or ID do you need to fly to Helena Airport?

    The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Bellingham to Helena

  • How do I get Price Alerts for flights from Bellingham to Helena?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Bellingham from Helena. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Bellingham to Helena with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bellingham to Helena. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Bellingham to Helena flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Helena from Bellingham. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Bellingham to Helena flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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