Cheap flights from San Antonio to Chicago from £119

Cheap flights from San Antonio to Chicago from £119

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Direct
Wed, Jun 3
San Antonio SATChicago ORD
£119
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Direct
Tue, Jun 2
San Antonio SATChicago ORD
£119
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Direct
Tue, Jun 2
San Antonio SATChicago ORD
£119
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Direct
Wed, Jun 3
San Antonio SATChicago ORD
£119
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Direct
Tue, Jun 2
San Antonio SATChicago ORD
£119
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Direct
Thu, Jun 4
San Antonio SATChicago ORD
£129
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Direct
Wed, Jun 3 – Sat, Jun 6
San Antonio SATChicago ORD
£321
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Direct
Tue, Jun 2 – Sat, Jun 6
San Antonio SATChicago ORD
£321
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Direct
Wed, Jun 3 – Sat, Jun 6
San Antonio SATChicago ORD
£321
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Direct
Tue, Jun 2 – Sat, Jun 6
San Antonio SATChicago ORD
£321
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Direct
Wed, Jun 3 – Sat, Jun 6
San Antonio SATChicago ORD
£321
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Direct
Tue, Jun 2 – Sat, Jun 6
San Antonio SATChicago ORD
£321
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How much do flights to Chicago cost?

Cheapest one-way trip

£119

Cheapest nonstop round-trip

£309

Cheapest round-trip

£321

Average round-trip

£371

Nonstop flights in May

£116 – £230

Getting from Chicago's airport to the city center

Fastest options: CTA Blue Line train from O'Hare. Best value: CTA Orange Line from Midway or shared ride services.

Chicago is served by two major airports, each offering a variety of airport transfers to city center destinations. O'Hare International Airport (ORD) lies 27 km northwest of downtown Chicago, while Chicago Midway International Airport (MDW) is located 16 km southwest of the city center. Transport options include the CTA rapid transit trains, buses, taxis, ride-hailing services, and private transfers. Journey times and costs vary depending on the airport, time of day, and traffic conditions.

How to get from O'Hare International Airport (ORD) to Chicago?

Transport Option

Typical Time

Typical Cost

Frequency

Best For

40-50 min

standard fare

every 5–10 min (traffic dependent)

budget travelers to Loop

60-90 min

combined bus and Metra fare

every 20–30 min (traffic dependent)

northwest suburbs connection

35-70 min

metered; varies by traffic

on-demand 24/7 (traffic dependent)

door-to-door with luggage

35-70 min

surge pricing may apply

on-demand 24/7 (traffic dependent)

app-based convenience

35-70 min

pre-booked; fixed rate

by reservation (traffic dependent)

groups or business travel

How to get from Chicago Midway International Airport (MDW) to Chicago?

Transport Option

Typical Time

Typical Cost

Frequency

Best For

25-30 min

standard fare

every 6–12 min (traffic dependent)

quick access to Loop

20-45 min

metered; varies by traffic

on-demand 24/7 (traffic dependent)

door-to-door convenience

20-45 min

surge pricing may apply

on-demand 24/7 (traffic dependent)

flexible pickup location

Notes:

  • Prices in USD; table created in 2025 and subject to change.
  • CTA Ventra cards or contactless payment accepted on Blue and Orange Lines.
  • Taxis are metered; ride-hailing prices vary with demand. Road traffic can significantly affect journey times.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Chicago

Depart from
San Antonio International
Arrive to
O Hare International
Average flights per week
348
Flight distance
1679 km
Worth visiting
Art Institute of Chicago

Weekly direct flights

Discover the top airlines offering direct flights from San Antonio to Chicago in the next month. You’ll find the number of daily direct flights per airline in the chart.

AirlineMon 18.05Tue 19.05Wed 20.05Thu 21.05Fri 22.05Sat 23.05Sun 24.05
United Airlines
3333322
Weekly flights: 19 totalDaily flights: 2.71 averageMost flights: Monday 3 flights
AirlineMon 25.05Tue 26.05Wed 27.05Thu 28.05Fri 29.05Sat 30.05Sun 31.05
United Airlines
3333323
Weekly flights: 20 totalDaily flights: 2.86 averageMost flights: Monday 3 flights
AirlineMon 01.06Tue 02.06Wed 03.06Thu 04.06Fri 05.06Sat 06.06Sun 07.06
United Airlines
3333323
Weekly flights: 20 totalDaily flights: 2.86 averageMost flights: Monday 3 flights
AirlineMon 08.06Tue 09.06Wed 10.06Thu 11.06Fri 12.06Sat 13.06Sun 14.06
United Airlines
3333323
Weekly flights: 20 totalDaily flights: 2.86 averageMost flights: Monday 3 flights

Check-in for a flight from San Antonio to Chicago

NameCarrier codeIATA CodePassport needed during booking
Frontier AirlinesFFTF9No
United AirlinesUALUANo
VolarisVOIY4No
Allegiant AirAAYG4No
Spirit AirlinesNKSNKNo

Online check-in is not available for these airlines.

Weather in Chicago

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-1°C-6°C
February0°C-5°C
March6°C0°C
April11°C5°C
May17°C10°C
June22°C16°C
July26°C20°C
August25°C19°C
September22°C16°C
October15°C10°C
November8°C3°C
December2°C-1°C
Hottest Month
26°C
July
Coldest month
-6°C
January
Sunny days
257
days per year
Snow days
17
days per year

14 day forecast

Saturday
23 May
15°C12°C
30 May
14°C10°C
Sunday
24 May
89%
20°C13°C
31 May
18°C11°C
Monday
25 May
23°C14°C
1 Jun
23°C14°C
Tuesday
26 May
25°C17°C
2 Jun
24°C17°C
Wednesday
27 May
17°C13°C
3 Jun
24°C18°C
Thursday
28 May
17°C13°C
4 Jun
26°C19°C
Friday
29 May
14°C11°C
5 Jun
86%
26°C19°C
Book your trip to arrive at O Hare International, Chicago Midway International, or Chicago Rockford International. The distance between San Antonio and Chicago is 1679 km. The most popular airlines for this route are Frontier Airlines, United Airlines, Volaris, Allegiant Air, and Spirit Airlines. San Antonio and Chicago have 348 direct flights per week.

Frequently asked questions

How long does it take to travel from San Antonio to Chicago?
A one-way nonstop (direct) flight between San Antonio and Chicago takes around 2.9 hours.
What is the flight distance between San Antonio and Chicago?
The flight distance between San Antonio and Chicago is 1679 km.
What airlines offer nonstop (direct) flights between San Antonio and Chicago?
Several carriers operate flights between San Antonio and Chicago. Airlines offering nonstop (direct) flights include United Airlines.
What are the most popular routes to and from San Antonio?
Travelers frequently search for route combinations, such as San Antonio and Mexico City, London, Guadalajara, Las Vegas, Los Angeles, Orlando, Liverpool, Cancún, Monterrey, Puerto Vallarta, Puerto Escondido, Oaxaca, New York, Santiago de Querétaro, Oaxaca, Denver, Edmonton, San José del Cabo, Dallas, Ixtapa, La Paz.
What are the most popular routes to and from Chicago?
Travelers frequently search for route combinations, such as Chicago and London, Mexico City, New York, Guadalajara, Edinburgh, Dallas, Manchester, Morelia, Atlanta, Los Angeles, Houston, León, Leeds, Orlando, San Francisco, Philadelphia, Tampa, Miami, Monterrey, Birmingham.
What airports are near San Antonio?
The main airport in San Antonio is San Antonio International. It is also served by Austin–Bergstrom International, San Antonio International, Nuevo Laredo International, Laredo International, Corpus Christi International, Killeen–Fort Hood Regional, Easterwood, Piedras Negras International, Victoria Regional.
What airports are near Chicago?
The main airport in Chicago is O Hare International. It is also served by Gerald R. Ford International, South Bend International, Dane County Regional, Fort Wayne International, General Mitchell International, General Wayne A. Downing Peoria International, Quad City International, Central Illinois Regional, Muskegon County, University of Illinois Willard.
Which airlines fly between San Antonio and Chicago?
Currently, you can fly between San Antonio and Chicago with Frontier Airlines, United Airlines, Volaris, Allegiant Air, Spirit Airlines.
When’s the best time to travel between San Antonio and Chicago?
If you don’t have specific dates for your trip between San Antonio and Chicago, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between San Antonio and Chicago?
How many airports are there near San Antonio?
How many airports are there near Chicago?
What time do nonstop (direct) flights between San Antonio and Chicago depart?
What time do nonstop (direct) flights between San Antonio and Chicago arrive?
What time do flights between San Antonio and Chicago depart?
What time do flights between San Antonio and Chicago arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

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