Flights from Helena

Cheapest flights from Helena

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.

Fri, Oct 16 - Thu, Oct 22

SAT

San Antonio Intl.

LAS

Harry Reid Intl.

$134 Roundtrip, found 9 hours ago

$134

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Fri, Oct 16 from San Antonio Intl. to Harry Reid Intl., returning Thu, Oct 22, priced at $134 found 9 hours ago

Fri, Nov 27 - Wed, Dec 2

SAT

San Antonio Intl.

LAS

Harry Reid Intl.

$141 Roundtrip, found 4 days ago

$141

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Nov 27 from San Antonio Intl. to Harry Reid Intl., returning Wed, Dec 2, priced at $141 found 4 days ago

Fri, Oct 9 - Sat, Oct 10

SAT

San Antonio Intl.

DEN

Denver Intl.

$148 Roundtrip, found 5 days ago

$148

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Oct 9 from San Antonio Intl. to Denver Intl., returning Sat, Oct 10, priced at $148 found 5 days ago

Sat, Oct 17 - Thu, Oct 22

SAT

San Antonio Intl.

LAS

Harry Reid Intl.

$149 Roundtrip, found 9 hours ago

$149

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Sat, Oct 17 from San Antonio Intl. to Harry Reid Intl., returning Thu, Oct 22, priced at $149 found 9 hours ago

Fri, Oct 16 - Sat, Oct 24

SAT

San Antonio Intl.

LAS

Harry Reid Intl.

$159 Roundtrip, found 9 hours ago

$159

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Fri, Oct 16 from San Antonio Intl. to Harry Reid Intl., returning Sat, Oct 24, priced at $159 found 9 hours ago

Mon, Oct 5 - Sat, Oct 10

SAT

San Antonio Intl.

LAS

Harry Reid Intl.

$168 Roundtrip, found 6 days ago

$168

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Oct 5 from San Antonio Intl. to Harry Reid Intl., returning Sat, Oct 10, priced at $168 found 6 days ago

Wed, Oct 7 - Fri, Oct 9

SAT

San Antonio Intl.

DEN

Denver Intl.

$173 Roundtrip, found 5 days ago

$173

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Wed, Oct 7 from San Antonio Intl. to Denver Intl., returning Fri, Oct 9, priced at $173 found 5 days ago

Mon, Oct 19 - Thu, Oct 22

SAT

San Antonio Intl.

LAS

Harry Reid Intl.

$174 Roundtrip, found 9 hours ago

$174

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Mon, Oct 19 from San Antonio Intl. to Harry Reid Intl., returning Thu, Oct 22, priced at $174 found 9 hours ago

Wed, Oct 28 - Tue, Nov 10

SAT

San Antonio Intl.

SEA

Seattle - Tacoma Intl.

$266 Roundtrip, found 1 day ago

$266

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Oct 28 from San Antonio Intl. to Seattle - Tacoma Intl., returning Tue, Nov 10, priced at $266 found 1 day ago

Tue, Oct 6 - Sun, Oct 11

SAT

San Antonio Intl.

PHL

Philadelphia Intl.

$267 Roundtrip, found 17 hours ago

$267

Roundtrip

found 17 hours ago

Select Delta flight, departing Tue, Oct 6 from San Antonio Intl. to Philadelphia Intl., returning Sun, Oct 11, priced at $267 found 17 hours ago

Thu, Oct 15 - Mon, Oct 19

SAT

San Antonio Intl.

SEA

Seattle - Tacoma Intl.

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select Southwest Airlines flight, departing Thu, Oct 15 from San Antonio Intl. to Seattle - Tacoma Intl., returning Mon, Oct 19, priced at $277 found 1 day ago

Fri, Oct 30 - Sun, Nov 8

SAT

San Antonio Intl.

EWR

Newark Liberty Intl. Airport

$290 Roundtrip, found 6 days ago

$290

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Oct 30 from San Antonio Intl. to Newark Liberty Intl. Airport, returning Sun, Nov 8, priced at $290 found 6 days ago

Thu, Oct 15 - Mon, Oct 19

SAT

San Antonio Intl.

SEA

Seattle - Tacoma Intl.

$298 Roundtrip, found 1 day ago

$298

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Oct 15 from San Antonio Intl. to Seattle - Tacoma Intl., returning Mon, Oct 19, priced at $298 found 1 day ago

Tue, Sep 22 - Sat, Sep 26

SAT

San Antonio Intl.

DFW

Dallas-Fort Worth Intl.

$300 Roundtrip, found 1 day ago

$300

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Sep 22 from San Antonio Intl. to Dallas-Fort Worth Intl., returning Sat, Sep 26, priced at $300 found 1 day ago

Sun, Oct 11 - Wed, Oct 14

SAT

San Antonio Intl.

LAX

Los Angeles Intl.

$323 Roundtrip, found 6 days ago

$323

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, Oct 11 from San Antonio Intl. to Los Angeles Intl., returning Wed, Oct 14, priced at $323 found 6 days ago

Sat, Oct 10 - Sat, Oct 10

SAT

San Antonio Intl.

DEN

Denver Intl.

$337 Roundtrip, found 5 days ago

$337

Roundtrip

found 5 days ago

Select United flight, departing Sat, Oct 10 from San Antonio Intl. to Denver Intl., returning Sat, Oct 10, priced at $337 found 5 days ago

Sat, Apr 24 - Sat, May 1

SAT

San Antonio Intl.

JFK

John F. Kennedy Intl.

$379 Roundtrip, found 1 day ago

$379

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Apr 24 from San Antonio Intl. to John F. Kennedy Intl., returning Sat, May 1, priced at $379 found 1 day ago

Tue, Oct 27 - Sun, Nov 8

SAT

San Antonio Intl.

LGA

LaGuardia

$399 Roundtrip, found 1 day ago

$399

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Oct 27 from San Antonio Intl. to LaGuardia, returning Sun, Nov 8, priced at $399 found 1 day ago

Wed, Jul 28 - Wed, Aug 4

SAT

San Antonio Intl.

SEA

Seattle - Tacoma Intl.

$437 Roundtrip, found 5 days ago

$437

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Wed, Jul 28 from San Antonio Intl. to Seattle - Tacoma Intl., returning Wed, Aug 4, priced at $437 found 5 days ago

Sat, Sep 19 - Tue, Sep 22

SAT

San Antonio Intl.

DAL

Love Field

$575 Roundtrip, found 1 day ago

$575

Roundtrip

found 1 day ago

Select Southwest Airlines flight, departing Sat, Sep 19 from San Antonio Intl. to Love Field, returning Tue, Sep 22, priced at $575 found 1 day ago