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Cheap flights from O'Hare Intl (ORD) to St. Louis (STL) from $59

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — STL
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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The best prices from Chicago O'Hare Intl to Lambert-St Louis are usually found in October or September, booked 67 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap flight deals from O'Hare Intl to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 30, 2024.

Popular in

June

Cheapest in

October

Round-trip from

$319

One-way from

$94
High demand for flights, 13% potential price rise
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Best time to find cheap flights, 20% potential price drop
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From Chicago O'Hare Intl to Lambert-St Louis
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One-way flight from Chicago O'Hare Intl to Lambert-St Louis
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What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to St. Louis?

Travelers have found that booking a Thursday departure is the best way to save up to 42% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to St. Louis?

Find a great deal and save up to 166% by booking at least 51 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Chicago O'Hare Intl Airport to St. Louis within the next two weeks, with the cheapest ticket starting at $240.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to St. Louis?

Our data shows that September tends to be the cheapest month to fly to St. Louis from Chicago O'Hare Intl Airport. Users have commonly found prices around $273 for the month, but tickets can be as low as $128. Due to multiple factors, prepare for potentially higher prices in January.

What is the cheapest time of day to fly from ORD to STL?

It’s typically best to fly out from Chicago O'Hare Intl Airport to St. Louis in the afternoon. Doing so could potentially save you 38% on the flight price compared to flying in the evening, which is usually more expensive.

Cheap American Airlines flights from O'Hare Intl to St. Louis

Explore cheap flight options specifically provided by American Airlines for the route between O'Hare Intl and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Consider these cheap American Airlines flights we've found departing from Chicago to St. Louis. Make sure to check back often as deals are often changing.
Sat 6/228:45 pmORD - STL
Nonstop1h 17mAmerican Airlines
Sun 6/236:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$99
Tue 6/254:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Wed 6/266:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$108
Thu 6/274:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Fri 7/56:09 pmSTL - ORD
Nonstop1h 20mAmerican Airlines
Deal found 5/29$127
Thu 9/264:14 pmORD - STL
Nonstop1h 10mAmerican Airlines
Sat 9/287:30 amSTL - ORD
Nonstop1h 21mAmerican Airlines
Deal found 5/29$137
Fri 6/214:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Sat 6/226:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$148
Fri 6/284:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Fri 7/56:09 pmSTL - ORD
Nonstop1h 20mAmerican Airlines
Deal found 5/29$157
Fri 6/284:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Fri 7/56:09 pmSTL - ORD
Nonstop1h 20mAmerican Airlines
Deal found 5/29$160
Tue 6/258:30 amORD - STL
1 stop5h 46mAmerican Airlines
Wed 6/266:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$176
Sat 6/291:10 pmORD - STL
Nonstop1h 16mAmerican Airlines
Sun 6/306:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$178

Cheap Southern / Mokulele flights from O'Hare Intl to St. Louis

Explore cheap flight options specifically provided by Southern / Mokulele for the route between O'Hare Intl and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Take a gander at the lowest prices we've found on Southern / Mokulele flights from Chicago to St. Louis. Check back soon if you're not seeing flights that suit your needs.
Wed 7/179:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Thu 7/182:00 pmSTL - ORD
1 stop17h 40mSouthern / Mokulele
Deal found 5/29$116
Fri 6/148:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Sat 6/1512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 5/29$117
Fri 7/198:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Mon 7/225:00 pmSTL - ORD
1 stop14h 40mSouthern / Mokulele
Deal found 5/29$119
Fri 6/289:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Sat 7/612:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 5/29$121
Tue 6/118:20 pmORD - STL
1 stop15h 25mSouthern / Mokulele
Thu 6/135:00 pmSTL - ORD
1 stop14h 40mSouthern / Mokulele
Deal found 5/29$123
Fri 6/148:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Sun 6/1612:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Deal found 5/29$124
Mon 6/178:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Tue 6/1812:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 5/29$125
Wed 6/269:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Mon 7/812:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Deal found 5/29$126
Fri 6/288:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Fri 7/55:00 pmSTL - ORD
1 stop14h 40mSouthern / Mokulele
Deal found 5/29$128

Cheap O'Hare Intl to St. Louis flights in May & June 2024

Find cheap flight options from O'Hare Intl to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
These are some of the most attractive deals on flights from Chicago to St. Louis in 2024. Check back regularly for other flight deals.
Sat 6/228:45 pmORD - STL
Nonstop1h 17mAmerican Airlines
Sat 6/296:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/30$99
Tue 6/254:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Wed 6/266:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$108
Fri 6/148:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Sat 6/1512:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 5/29$117
Thu 5/308:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Thu 6/612:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 5/28$121
Thu 5/308:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Fri 5/3112:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 5/29$122
Fri 5/318:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Mon 6/312:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Deal found 5/29$123
Fri 6/148:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Sun 6/1612:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Deal found 5/29$124
Mon 6/178:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Tue 6/1812:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 5/29$125
Fri 5/319:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Fri 6/712:00 pmSTL - ORD
1 stop19h 40mSouthern / Mokulele
Deal found 5/29$126

O'Hare Intl to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between O'Hare Intl and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
These are some of the most attractive deals on flights from Chicago to St. Louis in 2024. Check back regularly for other flight deals.
Sat 6/228:45 pmORD - STL
Nonstop1h 17mAmerican Airlines
Sun 6/236:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$99
Tue 6/254:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Wed 6/266:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$108
Wed 7/179:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Thu 7/182:00 pmSTL - ORD
1 stop17h 40mSouthern / Mokulele
Deal found 5/29$116
Wed 5/299:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Fri 5/312:00 pmSTL - ORD
1 stop26h 10mSouthern / Mokulele
Deal found 5/29$117
Fri 7/198:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Mon 7/225:00 pmSTL - ORD
1 stop14h 40mSouthern / Mokulele
Deal found 5/29$119
Thu 5/308:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Thu 6/612:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 5/28$121
Thu 5/308:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Fri 5/3112:00 pmSTL - ORD
1 stop4h 10mSouthern / Mokulele
Deal found 5/29$122
Fri 5/318:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Mon 6/312:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Deal found 5/29$123
Fri 6/148:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Sun 6/1612:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Deal found 5/29$124

Non-stop flights to St. Louis from O'Hare Intl

Discover non-stop flight options from O'Hare Intl to St. Louis. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
For a shorter flight, select one of these non-stop flights from Chicago to St. Louis. Search for alternative flights from Chicago to St. Louis by utilizing the search form above.
Sat 6/228:45 pmORD - STL
Nonstop1h 17mAmerican Airlines
Sat 6/296:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/30$99
Tue 6/254:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Wed 6/266:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$108
Wed 6/264:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Wed 7/36:08 pmSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$117
Thu 6/274:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Fri 7/56:09 pmSTL - ORD
Nonstop1h 20mAmerican Airlines
Deal found 5/29$127
Thu 9/264:14 pmORD - STL
Nonstop1h 10mAmerican Airlines
Sat 9/287:30 amSTL - ORD
Nonstop1h 21mAmerican Airlines
Deal found 5/29$137
Fri 6/214:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Sat 6/226:00 amSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$148
Wed 10/238:45 amORD - STL
Nonstop1h 22mUnited Airlines
Wed 10/235:34 pmSTL - ORD
Nonstop1h 21mUnited Airlines
Deal found 5/29$150
Fri 6/284:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Fri 7/56:09 pmSTL - ORD
Nonstop1h 20mAmerican Airlines
Deal found 5/29$157
Fri 6/284:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Fri 7/56:09 pmSTL - ORD
Nonstop1h 20mAmerican Airlines
Deal found 5/29$160

O'Hare Intl to St. Louis flights leaving soon

Find last-minute flight options from O'Hare Intl to St. Louis for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Have a look at some of the flights available from Chicago to St. Louis departing last-minute. Tip: verify your flight details before completing your reservation.
Wed 6/59:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Fri 6/72:00 pmSTL - ORD
1 stop17h 40mSouthern / Mokulele
Deal found 5/29$136
Fri 6/78:15 amORD - STL
1 stop8h 30mSouthern / Mokulele
Sun 6/93:55 pmSTL - ORD
1 stop20h 02mSouthern / Mokulele
Deal found 5/29$148
Thu 6/69:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Sun 6/912:45 pmSTL - ORD
1 stop23h 12mSouthern / Mokulele
Deal found 5/29$156
Sat 6/88:20 pmORD - STL
1 stop15h 25mSouthern / Mokulele
Sun 6/94:45 pmSTL - ORD
1 stop14h 52mSouthern / Mokulele
Deal found 5/29$176
Sun 6/98:15 amORD - STL
1 stop3h 50mSouthern / Mokulele
Sun 6/93:55 pmSTL - ORD
1 stop3h 15mSouthern / Mokulele
Deal found 5/29$179
Fri 6/78:15 amORD - STL
1 stop8h 30mMultiple Airlines
Sun 6/96:05 pmSTL - ORD
3 stops26h 42mMultiple Airlines
Deal found 5/29$276
Fri 6/78:15 amORD - STL
1 stop8h 30mMultiple Airlines
Sun 6/92:00 pmSTL - ORD
2 stops30h 47mMultiple Airlines
Deal found 5/29$283
Fri 6/77:05 amORD - STL
2 stops27h 29mSpirit Airlines
Sun 6/96:55 pmSTL - ORD
2 stops25h 52mSpirit Airlines
Deal found 5/28$295
Thu 6/69:05 amORD - STL
Nonstop1h 27mAmerican Airlines
Fri 6/76:08 pmSTL - ORD
Nonstop1h 22mAmerican Airlines
Deal found 5/29$355

One-way flights to St. Louis from O'Hare Intl

Search for one-way flight options from O'Hare Intl to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Take a look at some of the one-way flights we've detected from Chicago to St. Louis. Those needing a return flight from Chicago to St. Louis can use the search form above.
Mon 7/14:05 pmORD - STL
Nonstop1h 13mAmerican Airlines
Deal found 5/29$59
Fri 7/128:25 amORD - STL
1 stop11h 30mSouthern / Mokulele
Deal found 5/29$60
Tue 6/119:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Deal found 5/28$61
Wed 6/59:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Deal found 5/29$62
Sun 6/308:20 pmORD - STL
1 stop15h 25mSouthern / Mokulele
Deal found 5/29$63
Sat 6/299:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Deal found 5/29$64
Tue 6/189:25 pmORD - STL
1 stop14h 05mSouthern / Mokulele
Deal found 5/29$65
Sun 6/98:20 pmORD - STL
1 stop23h 35mSouthern / Mokulele
Deal found 5/29$66
Mon 8/128:20 pmORD - STL
1 stop15h 25mSouthern / Mokulele
Deal found 5/30$68

Find flights from O'Hare Intl to St. Louis within your budget

Customize your flight search to find flights from O'Hare Intl to St. Louis 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$99 - $254

Route

Depart

Return

Price

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 6/22

Nonstop1h 17m

Lambert-St Louis

Sun 6/23

Nonstop1h 22m

$99

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Tue 6/25

Nonstop1h 13m

Lambert-St Louis

Wed 6/26

Nonstop1h 22m

$108

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 7/17

1 stop14h 05m

Lambert-St Louis

Thu 7/18

1 stop17h 40m

$116

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Fri 6/14

1 stop8h 30m

Lambert-St Louis

Sat 6/15

1 stop4h 10m

$117

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Mon 6/10

2 stops17h 26m

Lambert-St Louis

Wed 6/12

1 stop3h 35m

$152

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 8/24

1 stop5h 40m

Lambert-St Louis

Tue 8/27

2 stops6h 35m

$161

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Tue 6/25

Nonstop1h 21m

Lambert-St Louis

Thu 7/4

Nonstop1h 25m

$177

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 7/10

3 stops16h 20m

Lambert-St Louis

Thu 7/11

2 stops17h 05m

$220

Chicago O'Hare IntlLambert-St Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 7/24

2 stops30h 53m

Lambert-St Louis

Sat 7/27

2 stops21h 40m

$254

Flights are sorted by cheapest first

Deals found on 5/29

How far ahead should I book a flight from Chicago O'Hare Intl Airport to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to St. Louis. Price data was last updated on May 24, 2024.
The price you pay for your flight from Chicago O'Hare Intl Airport to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Chicago O'Hare Intl Airport to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to St. Louis. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to St. Louis flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from O'Hare Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from O'Hare Intl 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.

Temperature and rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature and rainfall totals by month.

STL

Temperature

32 - 80.6 °F

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated May 30, 2024.
Get a feel of what it's like to fly with American Airlines, Southern / Mokulele and United Airlines from Chicago to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,956 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
5,956 reviews
Southwest
8.2
Very good
5,956 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Delta
8.0
Very good
10,457 reviews
Southwest
8.2
Very good
5,956 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

United Airlines
7.4
Good
10,777 reviews
Southwest
8.2
Very good
5,956 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

American Airlines
7.3
Good
14,284 reviews
Southwest
8.2
Very good
5,956 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Crew

8.7

Food

7.3

Overall

8.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to St. Louis. 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 St. Louis from Chicago O'Hare Intl?

    Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Chicago O'Hare Intl. On average, Lambert-St Louis has 42 inbound flights from Chicago O'Hare Intl per day from 3 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • Can I find flights from Chicago O'Hare Intl Airport to St. Louis for under $100 on Cheapflights?

    Yes, there are multiple flights from Chicago O'Hare Intl Airport to St. Louis for under $100. The cheapest flight booked recently is on American Airlines for just $99, but on average you can expect to pay $126.

  • Are there nonstop flights from Chicago O'Hare Intl Airport to St. Louis for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from Chicago O'Hare Intl Airport to St. Louis under $100. A good price for a nonstop flight from Chicago O'Hare Intl Airport to St. Louis is less than $164.

  • Are there last-minute flights available from Chicago O'Hare Intl Airport to St. Louis for under $200?

    There are currently 19+ open flights from Chicago O'Hare Intl Airport to St. Louis within the next 7 days for less than $200.

  • What days are nonstop flights available from Chicago O'Hare Intl Airport to St. Louis?

    You can find nonstop flights on the following days: Sunday, Monday, Friday, Saturday.

  • How many flights depart from Chicago O'Hare Intl Airport to St. Louis on average per day?

    10 flight departures from Chicago O'Hare Intl Airport to St. Louis per day on average.
    Morning (6am - Noon) - 20% of flight departures
    Afternoon (Noon - 6pm) - 50% of flight departures
    Evening (6pm - Midnight) - 30% of flight departures

  • How long is the flight from Chicago O'Hare Intl Airport to St. Louis?

    American Airlines, Southern / Mokulele, and Delta can get you from Chicago O'Hare Intl Airport to St. Louis in just under 1h 17m. Your travel time can differ by up to 12h 48m. Airlines will cover a distance of 259 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to St. Louis round-trip?

    Flying on American Airlines is currently your cheapest option to St. Louis, with prices starting at $99. Additional round-trip tickets that might be worth considering are offered by Southern / Mokulele and Delta, with the lowest prices starting at $116 and $161, respectively. American Airlines is 64% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to St. Louis one-way?

    $59 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Southern / Mokulele and Delta, with prices starting from $60 and $78, respectively.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to St. Louis?

    Before booking your flight to St. Louis from Chicago O'Hare Intl Airport, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), GoJet (92%), Austrian Airlines( 91%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to St. Louis?

    While on average a flight from Chicago O'Hare Intl Airport to St. Louis is generally $261, our data shows the cheapest flight currently is $72. When looking at the most popular route, (Chicago O'Hare Intl - Lambert-St Louis), you can expect to pay $116 for that flight.

  • What does ORD to STL mean?

    ORD stands for Chicago O'Hare Intl Airport, while STL stands for Lambert-St Louis Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from O'Hare Intl to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your O'Hare Intl to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from O'Hare Intl to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter O'Hare Intl to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from O'Hare Intl to St. Louis that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to St. Louis.

  • Can I find deals for business class flights from O'Hare Intl to St. Louis?

    Yes. Cheapflights offers flight deals from O'Hare Intl to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from O'Hare Intl to St. Louis that allow pets onboard?

    Many airlines flying from O'Hare Intl to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from O'Hare Intl to St. Louis?

    Yes, you can often find last-minute deals on O'Hare Intl to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago O'Hare Intl Airport to St. Louis flight deals updated?

    The Chicago O'Hare Intl Airport to St. Louis flight deals you see on this page were last updated on 5/29.

  • What are the most popular airlines that fly from Chicago O'Hare Intl Airport to St. Louis?

    Before booking your flight from Chicago O'Hare Intl Airport to St. Louis check out the most popular airlines for this route: Southern / Mokulele, American Airlines or United Airlines.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to St. Louis (average of $319). Flying from Chicago O'Hare Intl Airport to St. Louis in July is currently the most expensive (average of $366). 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.

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Alternative routes for O'Hare Intl to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

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Top 3 airlines flying from O'Hare Intl to St. Louis

Discover the top 3 airlines that operate flights from O'Hare Intl to St. Louis. 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$98Average$278FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$138Average$291FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Southern / MokuleleCheapest$144Average$171FlexibilityNo cancel feeOn-timeN/A
Search Southern / Mokulele flights
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Search flights from O'Hare Intl to St. Louis by cabin class

Find flights from O'Hare Intl to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from O'Hare Intl to St. Louis

Find hourly flight availability from O'Hare Intl to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 30, 2024.
1%of flight departuresEarly morningMidnight to 6 am
26%of flight departuresMorning6 am to noon
52%of flight departuresAfternoonNoon to 6 pm
21%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from O'Hare Intl to St. Louis

Explore weekly flight availability from O'Hare Intl to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 30, 2024.
Sunday44daily flights
Monday47daily flights
Tuesday39daily flights
Wednesday41daily flights
Thursday45daily flights
Friday47daily flights
Saturday33daily flights

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When you search for this flight from O'Hare Intl to St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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Need flexible booking options for your flight to St. Louis from O'Hare Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Not ready to book yet? You can track prices for flights from O'Hare Intl to St. Louis on Cheapflights with our Price Alert feature and get notified when better prices are available.

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