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  1. Flights
  2. United States
  3. San Antonio
  4. Chicago - San Antonio

Chicago to San Antonio flights

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Explore the best deals

Discover the cheapest flights from Chicago to San Antonio
Filter by
Mon 14 Dec - Mon 21 Dec
AA
AADirect
CHI - SAT
F9
F9Direct
SAT - CHI
257£
250£
Prime price per passenger
Wed 30 Dec - Sun 3 Jan
F9
F9Direct
CHI - SAT
F9
F9Direct
SAT - CHI
387£
380£
Prime price per passenger
Wed 2 Dec
F9
F9Direct
CHI - SAT
88£
81£
Prime price per passenger
Sun 20 Dec
AA
AADirect
CHI - SAT
145£
135£
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Chicago to San Antonio

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the end of November. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
Filter by
week: 30 Nov - 6 Dec
Flights from just £118
£214
£155
£118
£134
£142
£152
£145
NovemberDecemberJanuary
Flight Time3 h and 12 mFlights from Chicago and San Antonio last around 3 h and 12 m, although this flight time may also depend on other factors.
Cheapest flight£81The cheapest price available for flights from Chicago to San Antonio that have been booked by our customers in the last 72 hours
Destination airportSan Antonio International AirportFor the route from Chicago to San Antonio
Peak seasonMarchAccording to search data from our customers, March is the busiest time to fly from Chicago to San Antonio
Airlines that fly this routeAmerican AirlinesAirline(s) that fly fromChicago to San Antonio
Average price of one-way£218Average flight price from Chicago - San Antonio at eDreams is £218, which is averaged from the last 6 months of data
Best time to bookOctoberData from our customers tells us that October is the most popular time to fly to San Antonio from Chicago
Distance: 1,047 mi
Chicago airports
O'hare International Airport (ORD)How far from city centre: 13 mi
San Antonio airports

Book a flight from Chicago to San Antonio

eDreams lists every direct and indirect flight from Chicago to San Antonio (United States) in one place. Once your results are in, sort by schedule or price and book whichever suits your plans best.

Recently, the lowest fare on this route was £81, though your own price will depend on your travel dates and departure times.

Flying direct from Chicago to San Antonio takes around 3 h and 2 m; indirect flights take longer.

Chicago to San Antonio: airports and airlines

It helps to know exactly where you're departing from and arriving at before you book. Take a look at the airports involved and compare the airlines flying this route.

  • Departure airport: O'hare International Airport (ORD)

San Antonio weather

The time of the year when you decide to travel may come down to the kind of climate you prefer. San Antonio sees average temperatures of around 35ºC in the warmest months, falling to 6ºC in the coldest. Bear this in mind when you pack or plan anything outdoors.

  • Highs: as much as 36ºC
  • Lows: as little as 5ºC
  • Hottest month: August
  • Coldest month: January
  • Driest month: January
  • Wettest month: June

How to find a cheaper flight from Chicago to San Antonio

The following tips can help you find a cheaper flight from Chicago to San Antonio:

  • Flexible dates: compare fares across two or three different departure days. Flying a day earlier or later can sometimes shave a good amount off the price.
  • Baggage allowance: check exactly what each fare includes before you book, so you don't get caught out by extra charges at the airport.
  • Airports on your route: double-check which airports you'll depart from and land at, particularly if the city has more than one. This makes it easier to plan your transfer and work out your total travel cost.

Are you looking for a bigger saving? Book a Flight + Hotel package to bundle both together in one booking and unlock exclusive discounts on your stay in San Antonio. Adding a hire car to the same booking can bring extra savings too.

FAQs about flights from Chicago to San Antonio

What are the advantages of purchasing flexible flight tickets to San Antonio through eDreams UK?
With a flexible flight ticket, you're assured a refund or the option to rebook without any additional fees if your flight from Chicago to San Antonio gets canceled. eDreams UK has got you covered, ensuring peace of mind and hassle-free travel changes! Plus, this flexibility allows you to adapt your travel plans with ease, offering greater convenience in today’s unpredictable travel environment.
What is the average cost for flights from Chicago to San Antonio?
The typical cost for a flight from Chicago to San Antonio is approximately £218. It's important to note that this price can fluctuate based on various factors, including the time of year and how far in advance you book your ticket. For instance, booking during peak travel seasons or last minute may result in higher fares, while off-peak times might offer more affordable options.
How can I search for and book flights from Chicago to San Antonio on eDreams UK, and also find the best deals?
With our flight search engine, you can discover flights starting at just £81 for the route from Chicago to San Antonio. At eDreams UK, our priority is to offer you the most affordable options. You have the flexibility to customize your search based on various criteria, including stopovers, airports, travel dates, and additional filters. This way, you can tailor your journey to meet your specific needs and preferences, ensuring a seamless travel experience.
When is the best time to book a flight ticket from Chicago to San Antonio?
The top months for booking flights from Chicago to San Antonio are October, July and December. Travelers often find the best deals and optimal flight options during these times, making them ideal for planning your trip.
What are the best months to book a flight from Chicago to San Antonio?
The best time to fly to San Antonio from Chicago really hinges on various personal preferences, particularly regarding budget considerations. In terms of popularity, October stands out as the top month for flights to San Antonio from Chicago, as indicated by our customer search data. Following closely are March and July. If your goal is to escape the hustle and bustle of peak season and find a more tranquil experience, consider traveling during November, June or January. These months are associated with significantly fewer searches, making them a great choice for those seeking a quieter getaway from Chicago to San Antonio.
How long does it take to fly from Chicago to San Antonio?
The average flight time from Chicago to San Antonio is approximately 3 h and 12 m. This journey typically covers a distance of about 1,047.1 mi. Please note that the flights along this route may include one or more layovers in different cities.

Plan your trip

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