Cheap Flights from St. Louis Lambert International Airport to Seattle (SEA) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/6
Sun	Mon	Tue	Wed	Thu	Fri	Sat
1------	2------	3------	4------	5------	6Search	7Search
8Search	9358	10Search	11Search	12Search	13386	14357
15347	16Search	17189	18Search	19Search	20364	21340
22Search	23Search	24Search	25Search	26Search	27Search	28405
29Search	30Search

Select Return Date　　 Change Departure Date

Return Date

2025/6
Sun	Mon	Tue	Wed	Thu	Fri	Sat
1------	2------	3------	4------	5------	6------	7------
8------	9------	10------	11------	12------	13------	14------
15------	16------	17------	18------	19------	20------	21------
22------	23------	24------	25------	26------	27------	28------
29------	30------

　　Select Departure Date

Currency:US Dollar Loading Searching Fares Updating Fares

Departure Date

―

Return Date

Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Lambert－Seattle-Tacoma Airport
June Lowest Airfares
USD189

The airfare displayed above is for Delta Air Lines

Set calendar for this month
Lambert－Seattle-Tacoma Airport
July Lowest Airfares
USD178

The airfare displayed above is for Delta Air Lines

Set calendar for this month

Lambert－Seattle-Tacoma Airport
August Lowest Airfares
USD310

The airfare displayed above is for United Airlines

Set calendar for this month
Lambert－Seattle-Tacoma Airport
September Lowest Airfares
USD192

The airfare displayed above is for Delta Air Lines

Set calendar for this month
Lambert－Seattle-Tacoma Airport
October Lowest Airfares -----

St. Louis－Seattle
Estimated Flight Time
5 Hours 25 Minutes
St. Louis－Seattle
Number of Operating Airlines
5

Operating Airlines for Lambert－Seattle-Tacoma Airport Route
Non-StopAlaska Airlines

American Airlines

Delta Air Lines

SUN COUNTRY

United Airlines

Other Destinations from:St. Louis

Lambert－Boston(Logan)
USD293〜
Lambert－Washington D.C(Ronald Reagan Washington National)
USD219〜
Lambert－Washington D.C(Washington Dulles)
USD227〜
Lambert－Washington D.C(Baltimore-Washington)
USD315〜
Lambert－Chicago(O'Hare)
USD178〜
Lambert－Chicago(Midway)
USD237〜
Lambert－Dallas(/Fort Worth)
USD201〜
Lambert－Dallas(Love Field)
USD260〜
* Fares vary in accordance to seat availability
Other Departures to: Seattle

Syracuse Hancock Airport－Seattle(-Tacoma)
USD556〜
Tampa Airport－Seattle(-Tacoma)
USD219〜
Tri-Cities Regional Airport－Seattle(-Tacoma)
USD529〜
Tulsa Airport－Seattle(-Tacoma)
USD352〜
Tucson Airport－Seattle(-Tacoma)
USD233〜
Cherry Capital Airport－Seattle(-Tacoma)
USD511〜
* Fares vary in accordance to seat availability