Cheap Flights from Chicago (MDW) to San Salvador (SAL)

Popular airlines from Chicago Midway Airport (MDW) to El Salvador Intl. Airport (SAL)

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Flights from Chicago (MDW) to San Salvador (SAL)
Origin airport
Midway Intl.
Destination airport
El Salvador Intl.
Airlines serving
Aeromexico, Delta, Frontier Airlines
Distance
1959 mi

Chicago to San Salvador Flights

The cheapest times to fly from Chicago to San Salvador

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 Chicago to San Salvador are during the month of . You can find some of the cheapest flights from Chicago to San Salvador with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Chicago to San Salvador

Sunday is one of the best days to book for cheap flights from Chicago to San Salvador: 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 Chicago to San Salvador

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 Chicago to San Salvador 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 Chicago to San Salvador 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 Chicago to San Salvador 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.

Frequently asked questions

How much does a flight from Midway Intl. Airport (MDW) to El Salvador Intl. Airport (SAL) cost?
Discover the latest flight deals from MDW to SAL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MDW to SAL?
The cheapest flights from MDW to SAL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MDW to SAL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from MDW to SAL. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Midway Intl. Airport (MDW) to El Salvador Intl. Airport (SAL)?
You’ll have to book a flight with a layover when traveling from Midway Intl. Airport (MDW) to El Salvador Intl. Airport (SAL). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from MDW to SAL?
You’ll typically 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 Midway Intl. Airport (MDW) to El Salvador Intl. Airport (SAL)?
To touch down at El Salvador Intl. Airport (SAL) without delays, choose a flight that leaves Midway Intl. Airport (MDW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Midway Intl. Airport (MDW) to El Salvador Intl. Airport (SAL) last-minute?
Booking your flight from MDW to SAL shortly before your journey is usually more expensive. But if there’s some wiggle room with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a MDW to SAL flight and hotel package?
Compared with arranging flights and hotels separately, booking a MDW to SAL flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our extensive range of stays, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Midway Intl. Airport (MDW) to El Salvador Intl. Airport (SAL)?
If you booked your MDW to SAL flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare 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, head to our Customer Service portal for further details.

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*Available to One Key members.