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San Salvador

$78+ Cheap flights from Illinois to San Salvador (SAL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SAL
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Illinois to San Salvador

Cheapest flights from Illinois to San Salvador
Explore the most affordable flight options available from Illinois to San Salvador. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This KAYAK deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:14 pmORD - SAL
1 stop15h 09mSpirit Airlines
Mon 12/83:52 pmSAL - ORD
2 stops22h 06mSpirit Airlines
Deal found 11/1$340
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:14 pmORD - SAL
1 stop15h 09mMultiple Airlines
Sun 12/75:30 amSAL - ORD
1 stop7h 45mMultiple Airlines
Deal found 11/1$341
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:14 pmORD - SAL
1 stop15h 09mSpirit Airlines
Wed 12/103:52 pmSAL - ORD
1 stop8h 17mSpirit Airlines
Deal found 11/1$342
This Mytrip deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:48 amORD - SAL
2 stops11h 31mMultiple Airlines
Mon 11/245:30 amSAL - ORD
3 stops26h 13mMultiple Airlines
Deal found 10/31$344
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:31 pmORD - SAL
2 stops22h 38mMultiple Airlines
Mon 11/172:24 pmSAL - ORD
1 stop20h 50mMultiple Airlines
Deal found 11/1$346
This KAYAK deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:00 amORD - SAL
1 stop9h 48mSpirit Airlines
Thu 1/13:52 pmSAL - ORD
1 stop8h 38mSpirit Airlines
Deal found 11/1$348
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:11 amORD - SAL
1 stop7h 58mMultiple Airlines
Mon 11/172:24 pmSAL - ORD
2 stops34h 03mMultiple Airlines
Deal found 11/1$349
This Frontier deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:00 amORD - SAL
1 stop7h 09mFrontier
Mon 11/172:24 pmSAL - ORD
1 stop9h 47mFrontier
Deal found 11/1$350
This KAYAK deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:43 pmORD - SAL
1 stop23h 05mSpirit Airlines
Mon 12/81:18 pmSAL - ORD
2 stops29h 18mSpirit Airlines
Deal found 11/2$351
This FlightHub deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:55 amORD - SAL
1 stop9h 35mAvianca
Tue 12/2310:00 amSAL - ORD
Nonstop4h 50mAvianca
Deal found 11/2$352
This Priceline deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:00 amORD - SAL
1 stop7h 14mMultiple Airlines
Fri 12/53:52 pmSAL - ORD
1 stop8h 17mMultiple Airlines
Deal found 11/2$353
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:30 pmORD - SAL
1 stop18h 39mFrontier
Mon 11/172:24 pmSAL - ORD
1 stop20h 50mFrontier
Deal found 11/1$354

Cheap flight deals from Illinois to San Salvador

Keep the following information in mind while searching for Illinois to San Salvador flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$340
(KAYAK)

One-way from

$78
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$490

Good round-trip deal

$679 or less

Good one-way deal

$80 or less
Provider with most accurate pricing for Chicago (CHI)-San Salvador El Salvador Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-San Salvador El Salvador Intl flights.
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From Illinois to San Salvador El Salvador Intl
Search Deals
One-way flight from Illinois to San Salvador El Salvador Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Illinois to San Salvador El Salvador Intl.
Search Deals
Price to beat on a one-way flight from Illinois to San Salvador El Salvador Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to San Salvador that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Illinois to San Salvador that are best for you.

Fly from

Illinois

Fly to

San Salvador

Route

Depart

Return

Price

ChicagoSan Salvador

MDW - SAL

MDWSAL

Chicago Midway

Fri 11/14

6:15 am-1:09 pm

1 stop6h 54m

San Salvador El Salvador Intl

Mon 11/17

2:24 pm-10:11 pm

1 stop7h 47m

$370

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

Wed 12/3

1:05 pm-9:51 pm

1 stop8h 46m

San Salvador El Salvador Intl

Sun 12/7

1:10 am-9:36 am

1 stop8h 26m

$375

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

Tue 12/2

8:45 am-9:51 pm

1 stop13h 06m

San Salvador El Salvador Intl

Sat 12/6

1:10 am-9:36 am

1 stop8h 26m

$375

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

Tue 12/2

8:45 am-9:51 pm

1 stop13h 06m

San Salvador El Salvador Intl

Thu 12/11

6:55 am-12:15 am

1 stop17h 20m

$375

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

Tue 12/2

8:45 am-9:51 pm

1 stop13h 06m

San Salvador El Salvador Intl

Sun 12/7

1:10 am-9:36 am

1 stop8h 26m

$375

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

Tue 12/2

8:45 am-9:51 pm

1 stop13h 06m

San Salvador El Salvador Intl

Mon 12/8

1:10 am-2:25 pm

1 stop13h 15m

$375

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

Wed 11/5

6:56 am-8:40 pm

1 stop13h 44m

San Salvador El Salvador Intl

Fri 11/7

5:00 am-12:05 am

1 stop19h 05m

$377

ChicagoSan Salvador

MDW - SAL

MDWSAL

Chicago Midway

Mon 1/19

6:00 am-1:10 pm

1 stop7h 10m

San Salvador El Salvador Intl

Sat 1/24

2:35 pm-10:26 pm

1 stop7h 51m

$387

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

Fri 11/14

6:00 am-9:19 pm

1 stop15h 19m

San Salvador El Salvador Intl

Tue 11/18

4:40 pm-12:15 am

1 stop7h 35m

$395

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

Sun 11/16

7:10 am-9:19 pm

1 stop14h 09m

San Salvador El Salvador Intl

Tue 11/18

4:40 pm-12:15 am

1 stop7h 35m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 47 results
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Best time to book a flight from Illinois to San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to San Salvador

What is the cheapest month to book a flight from Illinois to San Salvador?

Currently, June is the cheapest month in which you can book a flight from Illinois to San Salvador (average of $162). Flying from Illinois to San Salvador in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to SAL?

Find hourly flight availability from Illinois to San Salvador. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

One of the essential ways to save on airfare from Illinois to San Salvador is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 38% on airfare.

What is the cheapest day to fly from Illinois to San Salvador?

Use this chart to determine the cheapest time to fly round-trip from Illinois to San Salvador. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to San Salvador flight should consider departing on Monday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Illinois to San Salvador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Salvador from Illinois?

    San Salvador El Salvador Intl (SAL), located 20.5 mi from the city center, is the airport you fly into when you book flights from Illinois to San Salvador.

  • How long is the flight from Illinois to San Salvador?

    For as low as $370, Frontier can have you in San Salvador from Illinois in 6h 54m. The distance from Illinois to San Salvador is about 1958 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Illinois to San Salvador one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $86. Users have also found prices from $100 and $109 on Spirit Airlines and Delta, respectively.

  • What are the most popular routes from Illinois to San Salvador?

    The most popular flight routes from Illinois to San Salvador are Chicago O'Hare Intl - San Salvador El Salvador Intl, Chicago Midway - San Salvador El Salvador Intl and Moline Quad-City - San Salvador El Salvador Intl.

  • What are the cheapest flights from Illinois to San Salvador?

    Looking at all options, your cheapest flight can be booked for $80. While the most popular route (Chicago O'Hare Intl - San Salvador El Salvador Intl) can be booked for $227 on average, our data indicates $465 when flying from Illinois to San Salvador.

  • Can I find deals for flights from Illinois to San Salvador that include hotel bookings?

    Yes. In addition to deals on Illinois to San Salvador flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to San Salvador?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to San Salvador.

  • Can I find deals for business class flights from Illinois to San Salvador?

    Yes. Cheapflights offers flight deals from Illinois to San Salvador by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to San Salvador?

    Currently, June is the cheapest month in which you can book a flight from Illinois to San Salvador (average of $162). Flying from Illinois to San Salvador in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
Sonsonate
El Cuco
La Libertad
Acajutla

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Alternative routes for Illinois to San Salvador

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Top 7 airlines flying from Illinois to San Salvador

Discover the top 7 airlines that operate flights from Illinois to San Salvador. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$199Average$396FlexibilityNo cancel feeOn-time70%
AviancaCheapest$218Average$526FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$277Average$487FlexibilityNo cancel feeOn-time69%
DeltaCheapest$279Average$693FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$297Average$511FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$334Average$741FlexibilityNo cancel feeOn-time65%
FrontierCheapest$337Average$372FlexibilityNo cancel feeOn-time62%

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