Vuelos de Delta de St. Louis (STL) a Baltimore (BWI) desde $142

Ensure you go to the Covid-19 Travel Advisor to find out if there are any present quarantine requirements or travel advice reports in effect in BWI Marshall when flying from Lambert-St. Louis Intl. Airport (STL).

As soon as you receive your ticket for your Delta Air Lines flight from STL to BWI, see if the terminal details are listed on it. If not, you might like to consult your airline. They should be able to tell you where you’ll be flying in and out of.

If you want to travel with Delta Air Lines from Lambert-St. Louis Intl. Airport (STL) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI), you’ll need to make at least one stop. While you’re waiting for your connection, take the chance to grab a quick bite or stretch your legs.

Weather and wind … They’re just a few things that are relevant to how long you spend in your plane seat. However, a flight from St. Louis Lambert International Airport to BWI with Delta Air Lines takes on average just 3 hours and 21 minutes, so you’ll have touched down and be in vacation mode in the blink of an eye.

If you need to lock in a jaunt from STL to BWI, you can choose from about 6 Delta Air Lines flights per day.

For more info about changing your flight to BWI Airport, please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.