Skip to main content
Shop travel
Shop travel
Shop travel
Stays
Stays
Flights
Flights
Cars
Cars
Vacation Packages
Vacation Packages
Things to do
Things to do
Cruises
Cruises
Support
My Trips
Sign in
Members can access discounts and special features
Sign in
Create a free account
AARP Member Savings
AARP.org
Join
Renew
Expedia-AARP.com
Flights from Seattle - Tacoma Intl. Airport to Lambert-St. Louis Intl. Airport
Flights to St. Louis
Missouri
United States of America
North America
Flights
Expedia-AARP.com
Flights from Seattle - Tacoma Intl. Airport to Lambert-St. Louis Intl. Airport
Find the Best Flight Prices With The AARP Travel Center
Packages
Flights
Roundtrip
One-way
Multi-city
1 traveler
Travelers
Adults
Decrease adults
Increase adults
Children
Ages 2 to 17
Decrease children
Increase children
Infants
Younger than 2
Decrease infants
Increase infants
Done
Economy
Economy
Premium economy
Business class
First class
Flight 1
Leaving from
Going to
Departing
Flight 2
Leaving from
Going to
Departing
Add another flight
Search
Show map
Popular Flights from Seattle - Tacoma Intl. Airport
Seattle to Phoenix (SEA - PHX)
Seattle to Key West (SEA - EYW)
Seattle to Los Angeles (SEA - LAX)
Seattle to Long Beach (SEA - LGB)
Seattle to Milwaukee (SEA - MKE)
Seattle to Boston (SEA - BOS)
Seattle to Spokane (SEA - GEG)
Seattle to Salt Lake City (SEA - SLC)
Seattle to Hartford (SEA - BDL)
Seattle to Sacramento (SEA - SMF)
Seattle to Kahului (SEA - OGG)
Seattle to Busan (SEA - PUS)
Seattle to Houston (SEA - IAH)
Seattle to Tucson (SEA - TUS)
Seattle to Ontario (SEA - ONT)
Seattle to Athens (SEA - ATH)
Seattle to Albany (SEA - ALB)
Seattle to Kailua-Kona (SEA - KOA)
Seattle to Burbank (SEA - BUR)
Seattle to Las Vegas (SEA - LAS)
Top Flight Routes to Lambert-St. Louis Intl.
EWR to STL
LGA to STL
JFK to STL
Popular Destinations
Flights to St. Louis
Flights to St. Charles
Flights to Maryland Heights
Flights to O'Fallon
Flights to Chesterfield
Flights to St. Peters
Flights to Fenton
Flights to O'Fallon
Flights to Fairview Heights
Flights to Edwardsville
Plan Your Trip
Flights to St. Louis
St. Louis Hotels
St. Louis Car Rentals
St. Louis Vacations
5dc45291-ab40-4b96-a043-40d4238d9b5e
b8e2b5b8-72a1-4fde-942c-64f648ecef07
