Flights to St. Louis, MO

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Traveling to St. Louis, MO

The Gateway to the West

Catch a flight to St. Louis and enjoy a fun, modern city packed with culture and history for everyone. Marvel at the giant free-standing Gateway Arch, watch the animals prowl at the St Louis Zoo, and take the kids to City Museum for a unique, interactive experience.

Where Locals Go
Museum at the Gateway Arch
Forrest Park
Pappy's Smokehouse
Broadway Oyster Bar

Best Deals on Flights to St. Louis, MO

$

Denver, CO (DEN)To

St. Louis, MO (STL)
Departing Dec 14, 2026
From
$39
Last seen: 12 hours ago
One-way
Discount Den Basic Fare

Orlando, FL (MCO)To

St. Louis, MO (STL)
Departing Dec 9, 2026
From
$56
Last seen: 16 mins ago
One-way
Discount Den Basic Fare

Las Vegas, NV (LAS)To

St. Louis, MO (STL)
Departing Dec 24, 2026
From
$59
Last seen: 1 hour ago
One-way
Discount Den Basic Fare

Dallas, TX (DFW)To

St. Louis, MO (STL)
Departing Nov 9, 2026
From
$44
Last seen: 10 hours ago
One-way
Discount Den Basic Fare

Atlanta, GA (ATL)To

St. Louis, MO (STL)
Departing Dec 23, 2026
From
$23
Last seen: 12 hours ago
One-way
Discount Den Basic Fare

Houston, TX (IAH)To

St. Louis, MO (STL)
Departing Nov 25, 2026
From
$99
Last seen: 11 hours ago
One-way
Discount Den Basic Fare

Phoenix, AZ (PHX)To

St. Louis, MO (STL)
Departing Nov 13, 2026
From
$73
Last seen: 12 hours ago
One-way
Discount Den Basic Fare

Ontario/LA, CA (ONT)To

St. Louis, MO (STL)
Departing Nov 16, 2026
From
$124
Last seen: 5 hours ago
One-way
Discount Den Basic Fare

Los Angeles, CA (LAX)To

St. Louis, MO (STL)
Departing Dec 17, 2026
From
$78
Last seen: 57 mins ago
One-way
Discount Den Basic Fare

Philadelphia, PA (PHL)To

St. Louis, MO (STL)
Departing Oct 28, 2026
From
$213
Last seen: 16 hours ago
One-way
Discount Den Basic Fare

Cancun, MX (CUN)To

St. Louis, MO (STL)
Departing Feb 24, 2027
From
$217
Last seen: 2 hours ago
One-way
Discount Den Basic Fare

San Juan, PR (SJU)To

St. Louis, MO (STL)
Departing Dec 1, 2026
From
$158
Last seen: 12 hours ago
One-way
Discount Den Basic Fare

Raleigh, NC (RDU)To

St. Louis, MO (STL)
Departing Dec 6, 2026
From
$100
Last seen: 11 hours ago
One-way
Discount Den Basic Fare

Sacramento, CA (SMF)To

St. Louis, MO (STL)
Departing Nov 9, 2026
From
$113
Last seen: 2 hours ago
One-way
Discount Den Basic Fare

Salt Lake City, UT (SLC)To

St. Louis, MO (STL)
Departing Nov 9, 2026
From
$69
Last seen: 15 hours ago
One-way
Discount Den Basic Fare

San Francisco, CA (SFO)To

St. Louis, MO (STL)
Departing Dec 3, 2026
From
$109
Last seen: 9 hours ago
One-way
Discount Den Basic Fare

Baltimore, MD (BWI)To

St. Louis, MO (STL)
Departing Nov 6, 2026
From
$159
Last seen: 13 hours ago
One-way
Discount Den Basic Fare

Newark, NJ (EWR)To

St. Louis, MO (STL)
Departing Nov 23, 2026
From
$165
Last seen: 9 hours ago
One-way
Discount Den Basic Fare

New Orleans, LA (MSY)To

St. Louis, MO (STL)
Departing Nov 22, 2026
From
$139
Last seen: 10 hours ago
One-way
Discount Den Basic Fare

Punta Cana, Dominican Republic (PUJ)To

St. Louis, MO (STL)
Departing Nov 25, 2026
From
$302
Last seen: 16 hours ago
One-way
Discount Den Basic Fare
*Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

Best Flight Deals to St. Louis, MO with Frontier

$
Best Flight Deals to St. Louis, MO with Frontier
From
To
Denver, CO (DEN)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 14, 2026

From

$39

Last seen: 12 hours ago

Orlando, FL (MCO)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 9, 2026

From

$56

Last seen: 16 mins ago

Las Vegas, NV (LAS)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 24, 2026

From

$59

Last seen: 1 hour ago

Dallas, TX (DFW)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Nov 26, 2026

From

$44

Last seen: 9 hours ago

Houston, TX (IAH)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Nov 24, 2026

From

$99

Last seen: 1 hour ago

Atlanta, GA (ATL)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 23, 2026

From

$23

Last seen: 12 hours ago

Phoenix, AZ (PHX)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 22, 2026

From

$139

Last seen: 14 hours ago

Ontario/LA, CA (ONT)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Jan 1, 2027

From

$212

Last seen: 14 hours ago

Los Angeles, CA (LAX)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 17, 2026

From

$78

Last seen: 57 mins ago

Philadelphia, PA (PHL)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Nov 29, 2026

From

$239

Last seen: 14 hours ago

Cancun, MX (CUN)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Feb 24, 2027

From

$217

Last seen: 2 hours ago

San Juan, PR (SJU)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 1, 2026

From

$158

Last seen: 12 hours ago

Sacramento, CA (SMF)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Nov 29, 2026

From

$346

Last seen: 9 hours ago

Raleigh, NC (RDU)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 6, 2026

From

$100

Last seen: 11 hours ago

Salt Lake City, UT (SLC)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 15, 2026

From

$93

Last seen: 8 hours ago

San Francisco, CA (SFO)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 3, 2026

From

$109

Last seen: 9 hours ago

Punta Cana, Dominican Republic (PUJ)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Dec 23, 2026

From

$302

Last seen: 17 hours ago

San Diego, CA (SAN)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Jan 5, 2027

From

$77

Last seen: 12 hours ago

Austin, TX (AUS)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Jan 5, 2027

From

$83

Last seen: 12 hours ago

Detroit, MI (DTW)St. Louis, MO (STL)One-way
/
Discount Den Basic Fare		Departing Apr 1, 2027

From

$319

Last seen: 1 hour ago

*Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

Similar Flights Traveling to St. Louis, MO

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