Southwest Airlines flights from COS to BWI
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from COS to BWI. Southwest Airlines operates 0-1 flights daily flights on this route.• Flight Duration: 3h 20m (average flight time)• Distance: 1508 miles (2426 km) (air miles between airports)• Daily Flights: 0-1 flights (scheduled departures per day)
COS
BWI
FLIGHT TIME
3h 20m
FLIGHT DISTANCE
1508 miles (2426 km)
3h 20m - 3h 20m
12:45
12:45
1508 miles (2426 km)
August
1 (Show)
5
Southwest Airlines Flight Schedule from COS to BWI
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN4852 |  Southwest Airlines | 12:45 | 18:05:00 | Boeing 737MAX 8 Passenger |
Southwest Airlines Monthly Flight Calendar
December 2025
Route Insights
Pricing patterns: August typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 12:00, offering more flight options and potentially better connections.
COS - BWI flight price statistics
$539
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$546
Jan$420
Feb$337
Mar$374
Apr$701
May$538
Jun$503
Jul$297
Aug$933
Sep$598
Oct$539
Nov$676
DecSouthwest Airlines Terminal Information
Terminal information for Southwest Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from COS to BWI?
Southwest Airlines operates 1 flight from COS to BWI.
What city does BWI airport serve?
BWI airport serves Linthicum Heights.
How long is the Southwest Airlines flight from COS to BWI?
The flight duration is approximately 3h 20m.
What is the distance from COS to BWI?
The distance is 1508 miles (2426 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737MAX 8 Passenger on this route.
What is the cheapest month to fly Southwest Airlines from COS to BWI?
August is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from COS to BWI?
The average price for a round-trip Southwest Airlines flight on this route is approximately $539. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 5 flights per week from COS to BWI.