Flights To Lewis and Clark County - Cheap Flights Starting at CA $307

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A cityscape at dusk with illuminated buildings and a prominent cathedral with two spires. Snow-covered mountains are visible in the background.

Helena

Flights
Helena
A calm lake with a bridge in the distance, surrounded by hills and trees.

Wolf Creek

Flights
Wolf Creek

How Much Does it Cost To Fly To Lewis and Clark County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sat, Oct 24 - Mon, Oct 26
SEA
Seattle - Tacoma Intl.
HLN
Helena Regional
CA $513 Roundtrip, found 6 days ago
CA $513
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Oct 24 from Seattle - Tacoma Intl. to Helena Regional, returning Mon, Oct 26, priced at CA $513 found 6 days ago
Sat, Oct 24 - Mon, Oct 26
SEA
Seattle - Tacoma Intl.
HLN
Helena Regional
CA $613 Roundtrip, found 6 days ago
CA $613
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Oct 24 from Seattle - Tacoma Intl. to Helena Regional, returning Mon, Oct 26, priced at CA $613 found 6 days ago
Sat, Oct 24 - Mon, Oct 26
SEA
Seattle - Tacoma Intl.
HLN
Helena Regional
CA $642 Roundtrip, found 6 days ago
CA $642
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Oct 24 from Seattle - Tacoma Intl. to Helena Regional, returning Mon, Oct 26, priced at CA $642 found 6 days ago
Sat, Oct 24 - Mon, Oct 26
SEA
Seattle - Tacoma Intl.
HLN
Helena Regional
CA $664 Roundtrip, found 6 days ago
CA $664
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Oct 24 from Seattle - Tacoma Intl. to Helena Regional, returning Mon, Oct 26, priced at CA $664 found 6 days ago
Sat, Oct 24 - Mon, Oct 26
SEA
Seattle - Tacoma Intl.
HLN
Helena Regional
CA $678 Roundtrip, found 6 days ago
CA $678
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Oct 24 from Seattle - Tacoma Intl. to Helena Regional, returning Mon, Oct 26, priced at CA $678 found 6 days ago
Sat, Oct 24 - Mon, Oct 26
SEA
Seattle - Tacoma Intl.
HLN
Helena Regional
CA $685 Roundtrip, found 6 days ago
CA $685
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Oct 24 from Seattle - Tacoma Intl. to Helena Regional, returning Mon, Oct 26, priced at CA $685 found 6 days ago
Sat, Oct 24 - Mon, Oct 26
SEA
Seattle - Tacoma Intl.
HLN
Helena Regional
CA $814 Roundtrip, found 6 days ago
CA $814
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Oct 24 from Seattle - Tacoma Intl. to Helena Regional, returning Mon, Oct 26, priced at CA $814 found 6 days ago
Tue, Oct 20 - Thu, Oct 22
SEA
Seattle - Tacoma Intl.
HLN
Helena Regional
CA $957 Roundtrip, found 15 hours ago
CA $957
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Tue, Oct 20 from Seattle - Tacoma Intl. to Helena Regional, returning Thu, Oct 22, priced at CA $957 found 15 hours ago
Wed, Oct 14 - Thu, Oct 15
YYC
Calgary Intl.
HLN
Helena Regional
CA $1,043 Roundtrip, found 6 days ago
CA $1,043
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 14 from Calgary Intl. to Helena Regional, returning Thu, Oct 15, priced at CA $1,043 found 6 days ago
Wed, Oct 14 - Thu, Oct 15
YYC
Calgary Intl.
HLN
Helena Regional
CA $1,148 Roundtrip, found 6 days ago
CA $1,148
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 14 from Calgary Intl. to Helena Regional, returning Thu, Oct 15, priced at CA $1,148 found 6 days ago
OriginDestinationTravel datesFlights from*
SEAHelenaOctober 24 to October 26CA $513
LAXHelenaNovember 25 to November 29CA $1,284
ORDHelenaOctober 23 to October 26CA $1,449
*Prices include taxes and fees
Price found within the past 48 hours. Click for updated prices.
Americas Best Value Inn & Suites Helena
2.0-star property

Americas Best Value Inn & Suites Helena

Nov 12 - Nov 16

4 night stay

Edmonton (YEG) to Helena (HLN)

United • Non-stop roundtrip • Coach
Price was CA $1,257, price is now CA $1,216 per person
CA $1,216
per person
found 13 hours ago
Days Inn by Wyndham Helena
2.0-star property

Days Inn by Wyndham Helena

Nov 12 - Nov 16

4 night stay

Edmonton (YEG) to Helena (HLN)

United • Non-stop roundtrip • Coach
Price was CA $1,410, price is now CA $1,337 per person
CA $1,337
per person
found 13 hours ago
Baymont by Wyndham Helena
2.5-star property

Baymont by Wyndham Helena

Nov 12 - Nov 16

4 night stay

Edmonton (YEG) to Helena (HLN)

United • Non-stop roundtrip • Coach
Price was CA $1,270, price is now CA $1,232 per person
CA $1,232
per person
found 13 hours ago
Don't see what you're looking for?
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Travelers ❤️ These Lewis and Clark County 🏨

La Quinta Inn & Suites by Wyndham Helena

La Quinta Inn & Suites by Wyndham Helena

3 out of 5
701 Washington St Helena MT
Book a stay at this business-friendly hotel in Helena. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Montana Historical Society Museum and Cathedral of St. Helena are located nearby.
7.4/10 Good! (1,081 reviews)
"The staff was wonderful, and helpful. The room seemed clean. There were some improvements in the room, but it was lacking a lot. There was no USB port for me to plug in to charge my phone. No clock. I had to go to the front desk to get a TV remote. The shower curtain rod was loose, so the curtain ..."

Reviewed on Oct 6, 2026

Opens in a new windowLa Quinta Inn & Suites by Wyndham Helena
HELENA INN AIRPORT

HELENA INN AIRPORT

2.5 out of 5
2300 N. Oakes Helena MT
Book a stay at this business-friendly hotel in Helena. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Last Chance Tennis Center and Bill Roberts Golf Course are located nearby.
6.4/10 (1,001 reviews)
"This appears to be a young couple trying to make the motel successful. They personally were helpful, but the physical components of the place need upgrading, e.g., fan in the bathroom screeched, remote control to the TV was out-dated technology and was very difficult to work, the room lacked any ..."

Reviewed on Oct 7, 2026

Opens in a new windowHELENA INN AIRPORT
Days Inn by Wyndham Helena

Days Inn by Wyndham Helena

2 out of 5
2001 Prospect Ave Helena MT
Book a stay at this business-friendly hotel in Helena. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Montana Historical Society Museum and Cathedral of St. Helena are located nearby.
8.4/10 Very good! (307 reviews)
"System error made my check in not allowable. So ended up paying for a second room at a second hotel. Took almost a week to get my refund will not stay here or use hotel.com again."

Reviewed on Oct 7, 2026

Opens in a new windowDays Inn by Wyndham Helena
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Baymont by Wyndham Helena

Baymont by Wyndham Helena

2.5 out of 5
750 N Fee St Helena MT
Book a stay at this business-friendly hotel in Helena. Enjoy free breakfast, free parking, and a fitness center. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Montana Historical Society Museum and Cathedral of St. Helena are located nearby.
7.4/10 Good! (1,526 reviews)
"The bed was very comfortable and the room was clean other than the chair looking very dirty and stained. It was comfortable for one night after camping for the past three nights."

Reviewed on Oct 5, 2026

Opens in a new windowBaymont by Wyndham Helena
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to Lewis and Clark County?
For an idea of fares, the cheapest roundtrip flight to Lewis and Clark County cost CA $513 within the last seven days. An easy way to score a good deal is to be flexible with your dates. This price was available on Travelocity for flights to Lewis and Clark County departing within the next year. Prices and availability are subject to change. Additional terms apply.
Which airlines fly to Lewis and Clark County?
There are 18 airline companies with flights to Lewis and Clark County. If you're thinking about a vacation in Helena, choose Delta Air Lines. This reputable carrier operates 60 services per month to Lewis and Clark County's major city.
What is the cheapest month to fly to Lewis and Clark County?
Based on Travelocity's direct return flight demand between January and December last year, October is the cheapest period to jet off to Lewis and Clark County. Keep your eyes peeled for flights throughout this month and bag yourself a terrific bargain today.
How can I check my flight status to Lewis and Clark County?
Take advantage of the Travelocity portal, Trips. You'll find all things related to your flight to Lewis and Clark County here, including helpful alerts about flight delays, gate changes and more. Trips is found at the top of the Travelocity homepage. Simply create your free account and find the answers you need. Alternatively, you can access your itinerary while you're on the move and get real-time itinerary updates through the Travelocity app. All your itineraries are in one convenient place, so you can quickly share details with any members of your family flying with you.
How do I find the best deals on flights to Lewis and Clark County?
Try these tricks — book early, avoid vacation periods and be flexible with your dates. If you don't have a specific date in mind, search for your flight to Lewis and Clark County on Travelocity and click on "Flexible dates" above your results. This will help you locate any cheaper fares on a nearby day. CA $513 was the most affordable price for a return flight to Lewis and Clark County in the last seven days. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Lewis and Clark County with Travelocity?
An amazing vacation is at the click of a button when you organize your trip with Travelocity. With a wide selection of choices and competitive deals on cheap family flights, accommodations and more, we make it easy to discover the best prices for you. You can also try out our round-the-clock online chat and free cancellation policies on most hotels throughout your trip. Wander wisely with us and bag your cheap flights to Lewis and Clark County today.
What are the most popular flight routes to Lewis and Clark County?
If you're planning to hop on a flight to Lewis and Clark County, here are some leading routes to think about:

  • Salt Lake City, UT (SLC-Salt Lake City Intl.) to Helena Regional Airport (HLN) - 424 flights a month.
  • Denver, CO (DEN-Denver Intl.) to Helena Regional Airport (HLN) - 299 flights a month.
  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Helena Regional Airport (HLN) - 212 flights a month.

How much is a flight to Lewis and Clark County on average?
Travelers were picking up roundtrip flights to Lewis and Clark County for between CA $513 and CA $1,449 with Travelocity in the last seven days. Whether you want to fly economy or first class, we'll help you find an awesome deal. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.