Flights To Lewis and Clark County - Cheap Flights Starting at CA $489

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Helena

Flights
Helena
The Missouri River in Wolf Creek, Montana.

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.

Thu, Jun 11 - Mon, Jun 15
YYC
Calgary Intl.
HLN
Helena Regional
CA $855 Roundtrip, found 4 days ago
CA $855
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jun 11 from Calgary Intl. to Helena Regional, returning Mon, Jun 15, priced at CA $855 found 4 days ago
Thu, Jun 11 - Mon, Jun 15
YYC
Calgary Intl.
HLN
Helena Regional
CA $894 Roundtrip, found 4 days ago
CA $894
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Jun 11 from Calgary Intl. to Helena Regional, returning Mon, Jun 15, priced at CA $894 found 4 days ago
Tue, Jun 23 - Tue, Jun 30
DTW
Detroit Metropolitan Wayne County
HLN
Helena Regional
CA $1,136 Roundtrip, found 4 days ago
CA $1,136
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Jun 23 from Detroit Metropolitan Wayne County to Helena Regional, returning Tue, Jun 30, priced at CA $1,136 found 4 days ago
Thu, Jun 11 - Mon, Jun 15
YYC
Calgary Intl.
HLN
Helena Regional
CA $1,144 Roundtrip, found 4 days ago
CA $1,144
Roundtrip
found 4 days ago
Select WestJet flight, departing Thu, Jun 11 from Calgary Intl. to Helena Regional, returning Mon, Jun 15, priced at CA $1,144 found 4 days ago
Thu, Jun 11 - Mon, Jun 15
YYC
Calgary Intl.
HLN
Helena Regional
CA $1,187 Roundtrip, found 4 days ago
CA $1,187
Roundtrip
found 4 days ago
Select WestJet flight, departing Thu, Jun 11 from Calgary Intl. to Helena Regional, returning Mon, Jun 15, priced at CA $1,187 found 4 days ago
Mon, Jun 22 - Fri, Jul 3
DTW
Detroit Metropolitan Wayne County
HLN
Helena Regional
CA $1,213 Roundtrip, found 3 days ago
CA $1,213
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Jun 22 from Detroit Metropolitan Wayne County to Helena Regional, returning Fri, Jul 3, priced at CA $1,213 found 3 days ago
Sat, Jun 20 - Mon, Jun 29
DTW
Detroit Metropolitan Wayne County
HLN
Helena Regional
CA $1,250 Roundtrip, found 1 day ago
CA $1,250
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Jun 20 from Detroit Metropolitan Wayne County to Helena Regional, returning Mon, Jun 29, priced at CA $1,250 found 1 day ago
Mon, Jun 22 - Thu, Jul 2
DTW
Detroit Metropolitan Wayne County
HLN
Helena Regional
CA $1,283 Roundtrip, found 3 days ago
CA $1,283
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Jun 22 from Detroit Metropolitan Wayne County to Helena Regional, returning Thu, Jul 2, priced at CA $1,283 found 3 days ago
OriginDestinationTravel datesFlights from*
SEAHelenaJuly 2 to July 9CA $517
DFWHelenaJuly 11 to July 18CA $1,098
*Prices include taxes and fees
OriginDestinationTravel datesFlights from*
SEAHelenaMay 29 to June 1CA $770
*Prices include taxes and fees
Price found within the past 48 hours. Click for updated prices.
Best Western Premier Helena Great Northern Hotel
3.0-star property

Best Western Premier Helena Great Northern Hotel

Jul 1 - Jul 7

6 night stay

Vancouver (YVR) to Helena (HLN)

Delta • Non-stop roundtrip • Coach
Price was CA $1,806, price is now CA $1,806 per person
CA $1,806
per person
found 10 hours ago
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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.
7.6/10 Good! (1,006 reviews)
"Room wasn’t the cleanest, some small paper pieces around the room and a left behind charger from the previous person staying in the room. Fine for a cheaper option but not great."

Reviewed on May 22, 2026

Opens in a new windowLa Quinta Inn & Suites by Wyndham Helena
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.
8.6/10 Excellent! (156 reviews)
"Hands down one of the best breakfasts I have had at a hotel. Made to order and the hashbrowns were better than most 5 star restaurants."

Reviewed on May 23, 2026

Opens in a new windowDays Inn by Wyndham Helena
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.
7.6/10 Good! (1,610 reviews)
"Staff was great, comfortable room and great breakfast."

Reviewed on May 22, 2026

Opens in a new windowBaymont by Wyndham Helena
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Best Western Helena/Capitol Hotel

Best Western Helena/Capitol Hotel

2.5 out of 5
1714 11th Ave Helena MT
Book a stay at this business-friendly hotel in Helena. Enjoy free WiFi, free parking, and a casino. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Montana Historical Society Museum and Cathedral of St. Helena are located nearby.
8.2/10 Very Good! (1,001 reviews)
"Excellent stay. Room was very clean. Staff was extremely friendly and accommodating. Breakfast was great. Would absolutely recommend"

Reviewed on May 22, 2026

Opens in a new windowBest Western Helena/Capitol Hotel
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 $517 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 15 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, June 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 $517 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 $517 and CA $1,283 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.