Cheap Flights to Lewis and Clark County from $109

Popular airlines to Lewis and Clark County

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • Hawaiian Airlines

    Hawaiian Airlines

  • Air France

    Air France

  • KLM

    KLM

  • Virgin Atlantic

    Virgin Atlantic

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Top Cities to Visit in Lewis and Clark County

Cathedral of St. Helena featuring landscape views, a city and night scenes
FlightsFlights

Helena

Helena

How much is the cheapest flight to Lewis and Clark County?

Prices were available within the past 7 days and start at $109 for one-way flights and $151 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 13 - Sat, Sep 27
SEA
Seattle
HLN
Helena
$168 Roundtrip, found 4 days ago
$168
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Sep 13 from Seattle to Helena, returning Sat, Sep 27, priced at $168 found 4 days ago
Delta
Tue, Aug 12 - Tue, Aug 26
SEA
Seattle
HLN
Helena
$177 Roundtrip, found 3 days ago
$177
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug 12 from Seattle to Helena, returning Tue, Aug 26, priced at $177 found 3 days ago
Hawaiian Airlines
Wed, Aug 20 - Tue, Aug 26
SEA
Seattle
HLN
Helena
$177 Roundtrip, found 4 hours ago
$177
Roundtrip
found 4 hours ago
Select Hawaiian Airlines flight, departing Wed, Aug 20 from Seattle to Helena, returning Tue, Aug 26, priced at $177 found 4 hours ago
Delta
Wed, Oct 1 - Sat, Oct 11
SEA
Seattle
HLN
Helena
$187 Roundtrip, found 3 days ago
$187
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Oct 1 from Seattle to Helena, returning Sat, Oct 11, priced at $187 found 3 days ago
Hawaiian Airlines
Tue, Aug 12 - Sat, Aug 16
SEA
Seattle
HLN
Helena
$187 Roundtrip, found 9 hours ago
$187
Roundtrip
found 9 hours ago
Select Hawaiian Airlines flight, departing Tue, Aug 12 from Seattle to Helena, returning Sat, Aug 16, priced at $187 found 9 hours ago
Hawaiian Airlines
Tue, Sep 23 - Mon, Sep 29
DEN
Denver
HLN
Helena
$208 Roundtrip, found 3 days ago
$208
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, Sep 23 from Denver to Helena, returning Mon, Sep 29, priced at $208 found 3 days ago
United
Fri, Oct 24 - Tue, Oct 28
DEN
Denver
HLN
Helena
$209 Roundtrip, found 17 hours ago
$209
Roundtrip
found 17 hours ago
Select United flight, departing Fri, Oct 24 from Denver to Helena, returning Tue, Oct 28, priced at $209 found 17 hours ago
Alaska Airlines
Wed, Sep 3 - Tue, Sep 9
SMF
Sacramento
HLN
Helena
$254 Roundtrip, found 1 hour ago
$254
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Wed, Sep 3 from Sacramento to Helena, returning Tue, Sep 9, priced at $254 found 1 hour ago
Alaska Airlines
Tue, Aug 26 - Sat, Sep 13
SNA
Orange County
HLN
Helena
$258 Roundtrip, found 4 days ago
$258
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Aug 26 from Orange County to Helena, returning Sat, Sep 13, priced at $258 found 4 days ago
Air Excursions LLC
Fri, Aug 29 - Mon, Sep 1
BFI
Seattle
HLN
Helena
$1,109 Roundtrip, found 6 days ago
$1,109
Roundtrip
found 6 days ago
Select Air Excursions LLC flight, departing Fri, Aug 29 from Seattle to Helena, returning Mon, Sep 1, priced at $1,109 found 6 days ago

Fargo Hector International Airport offers nonstop flights to cities across the U.S. From ski trips to golf getaways to a week on the beach, it's all within reach when you fly FAR.


Plan your trip and fly nonstop from Fargo to Chicago, Dallas, Denver, Las Vegas, Minneapolis/St. Paul, Nashville, and Phoenix-Mesa, with seasonal service to Orlando, Phoenix-Sky Harbor, and St. Pete–Clearwater.


Take advantage of convenient parking with affordable rates, a speedy check-in and security process, and our spacious terminal with dining and shopping options.

Lewis and Clark County Flights Information

Airlines serving
Alaska Airlines, Delta, United, Hawaiian Airlines, Air Excursions LLC
Roundtrip price
from $151

Trending flights to Lewis and Clark County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Sep 10 - Wed, Sep 10
SEA
Seattle
HLN
Helena
$151 Roundtrip, found 4 days ago
$151
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Sep 10 from Seattle to Helena, returning Wed, Sep 10, priced at $151 found 4 days ago
*Available to One Key members.