Cheap Flights from Baltimore (BWI) to Sterling (SQI)

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Sterling, IL (SQI-Whiteside County)

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Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County) cost?
Secure a cheap one-way flight or cheap return flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County)?
is the least expensive month to fly from BWI to SQI. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest BWI to SQI flight.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County)?
There aren't any daily nonstop flights available from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from BWI to SQI?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County)?
Select a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County) last-minute?
Last-minute bookings from BWI to SQI are typically more expensive. To lock in the lowest rates, start searching for flights ahead of time. That said, if you're flexible with your travel dates, you may land a cheap fare right before your journey.
Is it cheaper to book a BWI to SQI flight and hotel package?
Compared with arranging hotels and flights separately, booking a BWI to SQI flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of hotels, then personalize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Sterling, IL (SQI-Whiteside County)?
If you booked your BWI to SQI flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Whiteside County
Distance
705 mi

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Baltimore to Sterling Flights

The cheapest times to fly from Baltimore to Sterling

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Sterling are during the month of . You can find some of the cheapest flights from Baltimore to Sterling with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Sterling

Sunday is one of the best days to book for cheap flights from Baltimore to Sterling: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Baltimore to Sterling

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Sterling in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Sterling flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Baltimore to Sterling airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Baltimore to Sterling Flights

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*Available to One Key members.