Flights from Philadelphia Intl. Airport to Lambert-St. Louis Intl. Airport | AARP Travel Center

Sign in with your AARP.org username and password.

If you booked a trip before July 22, 2026 with a different email address than what you use on AARP.org, use Find Your Booking on the My Trips page to find it.

Skip to main content

Stays
Flights
Cars
Vacation Packages
Things to do
Cruises

Support
My Trips
Members can access discounts and special features
- Login

Flights from Philadelphia Intl. Airport to Lambert-St. Louis Intl. Airport
Flights to St. Louis
Missouri
United States of America
North America
Flights
Expedia-AARP.com

Packages
Flights

Roundtrip
One-way
Multi-city

Travelers

Adults

ChildrenAges 2 to 17

InfantsYounger than 2

Economy Premium economy Business class First class

Leaving from

Going to

Departing

Returning

Add a place to stay

Add a car

Popular Flights from Philadelphia Intl. Airport

Philadelphia to Jacksonville (PHL - JAX)
Philadelphia to San Diego (PHL - SAN)
Philadelphia to Phoenix (PHL - PHX)
Philadelphia to Los Angeles (PHL - LAX)
Philadelphia to Miami (PHL - MIA)
Philadelphia to Long Beach (PHL - LGB)
Philadelphia to Fort Lauderdale (PHL - FLL)
Philadelphia to El Paso (PHL - ELP)
Philadelphia to Charlotte (PHL - CLT)
Philadelphia to New York (PHL - JFK)
Philadelphia to Houston (PHL - IAH)
Philadelphia to New Orleans (PHL - MSY)
Philadelphia to Sarasota (PHL - SRQ)
Philadelphia to Dallas (PHL - DFW)
Philadelphia to Ontario Intl. Airport (PHL - ONT)
Philadelphia to London (PHL - LHR)
Philadelphia to Orlando (PHL - MCO)
Philadelphia to Atlanta (PHL - ATL)
Philadelphia to Burbank (PHL - BUR)
Philadelphia to Johannesburg (PHL - JNB)

Top Flight Routes to Lambert-St. Louis Intl.

PHX to STL
SAV to STL
DEN to STL
RIC to STL
CMH to STL
AUS to STL

Popular Destinations

Flights to St. Louis
Flights to St. Charles
Flights to Chesterfield
Flights to Maryland Heights
Flights to O'Fallon
Flights to Fenton
Flights to Collinsville
Flights to St. Peters
Flights to Fairview Heights
Flights to O'Fallon

Plan Your Trip

Flights to St. Louis

St. Louis Hotels

St. Louis Car Rentals

St. Louis Vacations

Policies

Privacy Policy
Terms of use
Cookie Statement
Website Feedback
Your privacy choices

† More information about the $50 gift card with flight package benefit may be found at: https://www.expedia-aarp.com/lp/b/vacationpackages50prepaid

English Copyright 1995 - 2026. All rights reserved. Use of this Web site constitutes acceptance of the Expedia User Agreement and Privacy Policy. AARP and its affiliates do not provide retail goods or services or discounts on such goods or services. All goods or services and discounts offered via the AARP® Travel Center powered by Expedia®, are provided by third-party suppliers. AARP and its affiliates do not endorse and are not responsible for the goods or services and discounts made available on this site. Offers are subject to change and may have restrictions. Please contact the AARP Travel Center directly for full details. Expedia pays a royalty fee to AARP for the use of AARP's intellectual property. These fees are used for the general purposes of AARP.

61be1b92-4bc1-4de4-9b4e-c966e03bc5eb8062d89d-14ab-4c7b-a1f7-f248b35ebcd6