Cheap flights from Lewis and Clark County starting at €118

View €118 flight on Sun, 12 Apr 2026Opens in a new window

Popular airlines from Lewis and Clark County

  • Alaska Airlines

  • Delta

  • United

  • Air France

  • KLM

  • Virgin Atlantic

  • Korean Air

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Cheapest flights from Lewis and Clark County

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

Delta
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€260 Return, found 3 days ago
€260
Return
found 3 days ago
Select Delta flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €260 found 3 days ago
Delta
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€274 Return, found 3 days ago
€274
Return
found 3 days ago
Select Delta flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €274 found 3 days ago
United
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€300 Return, found 3 days ago
€300
Return
found 3 days ago
Select United flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €300 found 3 days ago
United
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€313 Return, found 3 days ago
€313
Return
found 3 days ago
Select United flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €313 found 3 days ago
Delta
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€351 Return, found 3 days ago
€351
Return
found 3 days ago
Select Delta flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €351 found 3 days ago
Delta
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€352 Return, found 3 days ago
€352
Return
found 3 days ago
Select Delta flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €352 found 3 days ago
Delta
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€365 Return, found 3 days ago
€365
Return
found 3 days ago
Select Delta flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €365 found 3 days ago
United
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€390 Return, found 3 days ago
€390
Return
found 3 days ago
Select United flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €390 found 3 days ago
United
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€408 Return, found 3 days ago
€408
Return
found 3 days ago
Select United flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €408 found 3 days ago
United
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€421 Return, found 3 days ago
€421
Return
found 3 days ago
Select United flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €421 found 3 days ago
Delta
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€442 Return, found 3 days ago
€442
Return
found 3 days ago
Select Delta flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €442 found 3 days ago
United
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€498 Return, found 3 days ago
€498
Return
found 3 days ago
Select United flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €498 found 3 days ago
Delta
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€524 Return, found 3 days ago
€524
Return
found 3 days ago
Select Delta flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €524 found 3 days ago
United
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€562 Return, found 3 days ago
€562
Return
found 3 days ago
Select United flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €562 found 3 days ago
Delta
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€614 Return, found 3 days ago
€614
Return
found 3 days ago
Select Delta flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €614 found 3 days ago
United
Sun, 12 Apr - Tue, 21 Apr
HLN
Helena
LAS
Las Vegas
€670 Return, found 3 days ago
€670
Return
found 3 days ago
Select United flight, departing Sun, 12 Apr from Helena to Las Vegas, returning Tue, 21 Apr, priced at €670 found 3 days ago

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