Cheap flights from St. Louis (STL) to O'Hare Intl (ORD) from $67

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 4/23. 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.
STL — ORD
Apr 2 — Apr 91

The best prices from Lambert-St Louis to Chicago O'Hare Intl are usually found in January or December, booked 77 days in advance, depart on a Wednesday or Thursday and return on a Friday

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

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to O'Hare Intl (ORD). 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 March 28, 2024.

Popular in

July

Cheapest in

January

Round-trip from

$223

One-way from

$67
High demand for flights, 21% potential price rise
Best time to find cheap flights, 14% potential price drop
From Lambert-St Louis to Chicago O'Hare Intl
One-way flight from Lambert-St Louis to Chicago O'Hare Intl

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

Tuesday is generally a great day to depart. Flying on this day could help you save up to 41%.

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

Users have found that booking a flight from St. Louis to Chicago O'Hare Intl Airport at least 48 days early can save you up to 98% on average compared to booking a flight this week. If booking 48 days before your flight isn’t an option for you, users have found flights from St. Louis to Chicago O'Hare Intl Airport for as little as $270 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $447 for flights departing within the next 3 days.

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

February can be a great time to fly to Chicago O'Hare Intl Airport from St. Louis with a flight ticket averaging about $271. Cheapflights users have found deals in the month of February for as cheap as $167. The most expensive prices can be found in the month of May.

When is the cheapest time to fly from St. Louis to Chicago O'Hare Intl Airport (STL - ORD)?

It’s typically best to fly out from St. Louis to Chicago O'Hare Intl Airport in the evening. Doing so could potentially save you 49% on the flight price compared to flying at noon, which is usually more expensive.

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

Explore cheap flight options specifically provided by Spirit Airlines for the route between St. Louis and O'Hare Intl. 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 3,238,496 searches. Data last updated March 28, 2024.
Take a look at some of the lowest-priced Spirit Airlines flights heading from St. Louis to Chicago. It's recommended that users confirm their flight details before booking.
Sat 4/1311:39 amSTL - ORD
2 stops9h 26mSpirit Airlines
Mon 4/1510:00 pmORD - STL
2 stops15h 44mSpirit Airlines
Deal found 3/27$212
Sat 4/1311:39 amSTL - ORD
2 stops9h 26mSpirit Airlines
Mon 4/1510:23 amORD - STL
3 stops27h 21mSpirit Airlines
Deal found 3/27$254
Sat 4/1311:39 amSTL - ORD
2 stops22h 53mSpirit Airlines
Mon 4/1510:23 amORD - STL
3 stops27h 21mSpirit Airlines
Deal found 3/27$287
Thu 4/187:30 pmSTL - ORD
2 stops22h 16mSpirit Airlines
Sun 4/2110:00 pmORD - STL
3 stops35h 44mSpirit Airlines
Deal found 3/27$292
Tue 4/22:25 pmSTL - ORD
2 stops18h 01mSpirit Airlines
Wed 4/108:59 pmORD - STL
3 stops21h 41mSpirit Airlines
Deal found 3/26$335

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

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and O'Hare Intl. 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 3,238,496 searches. Data last updated March 28, 2024.
Browse through some of the cheapest American Airlines flights traveling from St. Louis to Chicago. Make sure to examine the flight information before completing your reservation.
Sat 4/275:25 pmSTL - ORD
Nonstop1h 15mAmerican Airlines
Sat 5/47:14 pmORD - STL
Nonstop1h 15mAmerican Airlines
Deal found 3/27$137
Sat 4/275:25 pmSTL - ORD
Nonstop1h 15mAmerican Airlines
Sun 4/288:15 amORD - STL
Nonstop1h 24mAmerican Airlines
Deal found 3/27$138
Tue 4/236:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Fri 4/263:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$139
Mon 4/296:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Fri 5/33:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$140
Sat 4/274:42 pmSTL - ORD
1 stop5h 05mAmerican Airlines
Sat 5/47:14 pmORD - STL
Nonstop1h 15mAmerican Airlines
Deal found 3/27$145
Wed 4/245:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Wed 5/13:09 pmORD - STL
Nonstop1h 18mAmerican Airlines
Deal found 3/27$146
Tue 4/235:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Fri 4/263:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$147
Sat 4/275:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Sat 5/43:23 pmORD - STL
1 stop7h 19mAmerican Airlines
Deal found 3/27$153
Wed 4/2411:07 amSTL - ORD
1 stop6h 30mAmerican Airlines
Wed 5/11:20 pmORD - STL
1 stop4h 42mAmerican Airlines
Deal found 3/27$154

Cheap St. Louis to O'Hare Intl flights in March & April 2024

Find cheap flight options from St. Louis to O'Hare Intl specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,238,496 searches. Prices were last updated on March 28, 2024.
Check out some of the best flight deals from St. Louis to Chicago in 2024. More deals are always being added, so be sure to check back regularly.
Sat 4/275:25 pmSTL - ORD
Nonstop1h 15mAmerican Airlines
Sat 5/47:14 pmORD - STL
Nonstop1h 15mAmerican Airlines
Deal found 3/27$137
Wed 4/246:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Wed 5/13:09 pmORD - STL
Nonstop1h 18mAmerican Airlines
Deal found 3/27$138
Tue 4/236:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Fri 4/263:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$139
Mon 4/296:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Fri 5/33:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$140
Sat 4/274:42 pmSTL - ORD
1 stop5h 05mAmerican Airlines
Sat 5/47:14 pmORD - STL
Nonstop1h 15mAmerican Airlines
Deal found 3/27$145
Wed 4/245:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Wed 5/13:09 pmORD - STL
Nonstop1h 18mAmerican Airlines
Deal found 3/27$146
Tue 4/235:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Fri 4/263:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$147
Sat 4/275:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Sat 5/43:23 pmORD - STL
1 stop7h 19mAmerican Airlines
Deal found 3/27$153
Wed 4/2411:07 amSTL - ORD
1 stop6h 30mAmerican Airlines
Wed 5/11:20 pmORD - STL
1 stop4h 42mAmerican Airlines
Deal found 3/27$154

St. Louis to O'Hare Intl 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and O'Hare Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,238,496 searches. Data last updated March 28, 2024.
Check out some of the best flight deals from St. Louis to Chicago in 2024. More deals are always being added, so be sure to check back regularly.
Sat 4/275:25 pmSTL - ORD
Nonstop1h 15mAmerican Airlines
Sat 5/47:14 pmORD - STL
Nonstop1h 15mAmerican Airlines
Deal found 3/27$137
Wed 4/246:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Wed 5/13:09 pmORD - STL
Nonstop1h 18mAmerican Airlines
Deal found 3/27$138
Thu 5/165:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Sun 5/197:59 amORD - STL
Nonstop1h 20mAmerican Airlines
Deal found 3/27$139
Mon 4/296:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Fri 5/33:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$140
Sat 4/274:42 pmSTL - ORD
1 stop5h 05mAmerican Airlines
Sat 5/47:14 pmORD - STL
Nonstop1h 15mAmerican Airlines
Deal found 3/27$145
Wed 4/245:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Wed 5/13:09 pmORD - STL
Nonstop1h 18mAmerican Airlines
Deal found 3/27$146
Thu 5/165:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Sun 5/195:15 amORD - STL
1 stop4h 38mAmerican Airlines
Deal found 3/27$147
Sat 4/275:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Sat 5/43:23 pmORD - STL
1 stop7h 19mAmerican Airlines
Deal found 3/27$153
Wed 4/2411:07 amSTL - ORD
1 stop6h 30mAmerican Airlines
Wed 5/11:20 pmORD - STL
1 stop4h 42mAmerican Airlines
Deal found 3/27$154

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

Discover non-stop flight options from St. Louis to O'Hare Intl. 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 3,238,496 searches. Data last updated March 28, 2024.
Take a look at some of the direct flights traveling from St. Louis to Chicago in the near future. Users seeking other options on flights from St. Louis to Chicago should update the search form at the top of the page.
Sat 4/275:25 pmSTL - ORD
Nonstop1h 15mAmerican Airlines
Sat 5/47:14 pmORD - STL
Nonstop1h 15mAmerican Airlines
Deal found 3/27$137
Wed 4/246:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Wed 5/13:09 pmORD - STL
Nonstop1h 18mAmerican Airlines
Deal found 3/27$138
Thu 5/165:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Sun 5/197:59 amORD - STL
Nonstop1h 20mAmerican Airlines
Deal found 3/27$139
Mon 4/296:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Fri 5/33:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$140
Wed 4/246:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Thu 4/251:15 pmORD - STL
Nonstop1h 20mAmerican Airlines
Deal found 3/27$158
Sun 4/216:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Fri 4/263:08 pmORD - STL
Nonstop1h 14mAmerican Airlines
Deal found 3/27$159
Sat 6/15:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Tue 6/43:04 pmORD - STL
Nonstop1h 13mAmerican Airlines
Deal found 3/26$185
Thu 4/186:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Sat 4/2010:10 amORD - STL
Nonstop1h 23mAmerican Airlines
Deal found 3/27$189
Tue 5/215:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Thu 5/233:04 pmORD - STL
Nonstop1h 13mAmerican Airlines
Deal found 3/27$191

St. Louis to O'Hare Intl flights leaving soon

Find last-minute flight options from St. Louis to O'Hare Intl 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 3,238,496 searches. Data last updated March 28, 2024.
Check out these flights departing soon from St. Louis to Chicago. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Tue 4/28:55 pmSTL - ORD
1 stop19h 45mSouthern / Mokulele
Wed 4/105:15 pmORD - STL
1 stop3h 05mSouthern / Mokulele
Deal found 3/26$180
Tue 4/29:35 amSTL - ORD
1 stop7h 05mSouthern / Mokulele
Wed 4/35:15 pmORD - STL
1 stop3h 05mSouthern / Mokulele
Deal found 3/26$184
Thu 4/49:35 amSTL - ORD
1 stop7h 05mSouthern / Mokulele
Sat 4/205:15 pmORD - STL
1 stop13h 45mSouthern / Mokulele
Deal found 3/27$186
Fri 4/58:55 pmSTL - ORD
1 stop19h 45mSouthern / Mokulele
Sun 4/712:30 pmORD - STL
1 stop7h 50mSouthern / Mokulele
Deal found 3/27$187
Sun 4/73:55 pmSTL - ORD
1 stop3h 15mSouthern / Mokulele
Sun 4/79:25 pmORD - STL
1 stop19h 20mSouthern / Mokulele
Deal found 3/27$190
Fri 4/53:55 pmSTL - ORD
1 stop3h 15mMultiple Airlines
Fri 4/127:45 amORD - STL
2 stops26h 55mMultiple Airlines
Deal found 3/27$209
Tue 4/28:55 pmSTL - ORD
1 stop10h 30mMultiple Airlines
Wed 4/1010:00 pmORD - STL
2 stops19h 34mMultiple Airlines
Deal found 3/26$220
Sun 4/73:55 pmSTL - ORD
1 stop3h 15mMultiple Airlines
Wed 4/1010:00 pmORD - STL
2 stops19h 34mMultiple Airlines
Deal found 3/26$222
Thu 4/43:55 pmSTL - ORD
1 stop3h 15mMultiple Airlines
Sat 4/206:00 amORD - STL
2 stops11h 34mMultiple Airlines
Deal found 3/27$232

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

Search for one-way flight options from St. Louis to O'Hare Intl. 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 3,238,496 searches. Data last updated March 28, 2024.
Users traveling one-way from St. Louis to Chicago can select one of these great deals. Users in need of a round-trip flight from St. Louis to Chicago instead should update the search form at the top of page.
Tue 4/234:50 pmSTL - ORD
1 stop8h 06mFrontier
Deal found 3/27$67
Wed 5/85:55 amSTL - ORD
Nonstop1h 16mAmerican Airlines
Deal found 3/27$69
Wed 4/176:05 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Deal found 3/27$70
Wed 5/85:04 amSTL - ORD
1 stop5h 22mAmerican Airlines
Deal found 3/27$77
Wed 4/175:15 amSTL - ORD
1 stop5h 00mAmerican Airlines
Deal found 3/27$78
Fri 4/263:51 pmSTL - ORD
1 stop5h 30mDelta
Deal found 3/27$79
Sat 5/46:13 amSTL - ORD
2 stops6h 23mDelta
Deal found 3/27$83
Sun 5/53:55 pmSTL - ORD
1 stop3h 15mSouthern / Mokulele
Deal found 3/27$85
Mon 4/13:55 pmSTL - ORD
1 stop3h 15mSouthern / Mokulele
Deal found 3/26$86

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

Customize your flight search to find flights from St. Louis to O'Hare Intl 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 3,238,496 searches. Data last updated March 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$137 - $245

Route

Depart

Return

Price

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Sat 4/27

Nonstop1h 15m

Chicago O'Hare Intl

Sat 5/4

Nonstop1h 15m

$137

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Sat 4/27

Nonstop1h 15m

Chicago O'Hare Intl

Sun 4/28

Nonstop1h 24m

$138

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Tue 4/23

Nonstop1h 19m

Chicago O'Hare Intl

Fri 4/26

Nonstop1h 14m

$139

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Sat 4/27

1 stop7h 07m

Chicago O'Hare Intl

Sun 4/28

1 stop6h 24m

$157

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Sat 4/20

1 stop5h 04m

Chicago O'Hare Intl

Wed 4/24

1 stop4h 31m

$158

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Tue 4/16

1 stop8h 06m

Chicago O'Hare Intl

Tue 4/23

1 stop7h 35m

$166

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Mon 4/29

1 stop21h 50m

Chicago O'Hare Intl

Fri 5/3

1 stop15h 55m

$172

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Sat 4/13

2 stops9h 26m

Chicago O'Hare Intl

Mon 4/15

2 stops15h 44m

$212

Lambert-St LouisChicago O'Hare Intl

STL - ORD

STLORD

Lambert-St Louis

Sat 4/20

Nonstop1h 26m

Chicago O'Hare Intl

Wed 4/24

Nonstop1h 22m

$245

Flights are sorted by cheapest first

Deals found on 3/27

When is the best time to book a flight from St. Louis to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to O'Hare Intl. Price data was last updated on January 28, 2024.
To ensure you get the cheapest price possible for a flight from St. Louis to Chicago O'Hare Intl Airport, you should look to book at least 77 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from St. Louis to O'Hare Intl. Price data was last updated on March 24, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Chicago O'Hare Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to O'Hare Intl by month

Plan your trip from St. Louis to O'Hare Intl by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to O'Hare Intl is currently $77 while a round-trip flight costs $169. Price data was last updated on March 24, 2024.

Currently, February is the cheapest month in which you can book a flight from St. Louis to Chicago O'Hare Intl Airport (average of $245). Flying from St. Louis to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $361). 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.

January

$248

February

$245

March

$280

April

$286

May

$291

June

$361

July

$336

August

$277

September

$258

October

$248

November

$270

December

$248

Temperature and rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature and rainfall totals by month.

CHI

Temperature

23 - 73.4 °F

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated March 28, 2024.
Get a feel of what it's like to fly with Spirit Airlines, American Airlines and Southern / Mokulele from St. Louis to Chicago by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,127 reviews

Boarding

8.2

Entertainment

7.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

8.1
Very good
9,127 reviews
8.1
Very good
9,127 reviews

Boarding

8.2

Entertainment

7.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

8.1
Very good
11,418 reviews
8.1
Very good
9,127 reviews

Boarding

8.2

Entertainment

7.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

7.4
Good
11,481 reviews
8.1
Very good
9,127 reviews

Boarding

8.2

Entertainment

7.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

7.3
Good
15,202 reviews
8.1
Very good
9,127 reviews

Boarding

8.2

Entertainment

7.4

Comfort

7.9

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 10

I would have liked flying out of the airport I chose not a different airport. My flight was moved to San Jose

Related info for your journey

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

    If you book a flight to Chicago O'Hare Intl from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 47 flights from Lambert-St Louis to Chicago O'Hare Intl per day from 3 different airlines.

  • Can I find flights from St. Louis to Chicago O'Hare Intl Airport for under $200 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Chicago O'Hare Intl Airport for under $200. The cheapest flight booked recently is on American Airlines for just $137, but on average you can expect to pay $157.

  • Are there nonstop flights from St. Louis to Chicago O'Hare Intl Airport for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from St. Louis to Chicago O'Hare Intl Airport under $200. A good price for a nonstop flight from St. Louis to Chicago O'Hare Intl Airport is less than $200.

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

    There are currently 20+ open flights from St. Louis to Chicago O'Hare Intl Airport within the next 7 days for less than $200.

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

    Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

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

    On average, you can expect to see 74 flights from St. Louis to Chicago O'Hare Intl Airport a day.
    Early Morning (Midnight to 6am) - 3% of flight departures
    Morning (6am - Noon) - 47% of flight departures
    Afternoon (Noon - 6pm) - 43% of flight departures
    Evening (6pm - Midnight) - 7% of flight departures

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

    American Airlines, Delta, and Southern / Mokulele can get you from St. Louis to Chicago O'Hare Intl Airport in just under 1h 15m. Your travel time can differ by up to 20h 35m. The distance between St. Louis and Chicago O'Hare Intl Airport is about 259 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on American Airlines is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $137. Additional round-trip tickets that might be worth considering are offered by Delta and Southern / Mokulele, with the lowest prices starting at $157 and $172, respectively. American Airlines is 50% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $67. Users have also found prices from $69 and $79 on American Airlines and Delta, respectively.

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

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

    Before booking your flight to Chicago O'Hare Intl Airport from St. Louis, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (89%), Emirates (89%), Copa Airlines( 89%).

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

    The cheapest flight price from St. Louis to Chicago O'Hare Intl Airport is $88. On average you can expect to pay $1,095. The most popular route, (Lambert-St Louis - Chicago O'Hare Intl), can usually be booked for $156.

  • What does STL to ORD mean?

    This is defined as Lambert-St Louis Airport (STL) and Chicago O'Hare Intl Airport (ORD). Codes like Chicago O'Hare Intl Airport are often used to just call airports uniquely.

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

    The amount of baggage you can bring 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 St. Louis to O'Hare Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter 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 St. Louis to O'Hare Intl that include hotel bookings?

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to see available direct flights.

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

    Yes. Cheapflights offers flight deals from St. Louis to O'Hare Intl 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 St. Louis to O'Hare Intl that allow pets onboard?

    Many airlines do 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.

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

    The St. Louis to Chicago O'Hare Intl Airport flight deals you see on this page were last updated on 3/27.

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

Discover the top 3 airlines that operate flights from St. Louis to O'Hare Intl. 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 3,238,496 searches. Data last updated March 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
Southern / MokuleleCheapest$99Average$163FlexibilityNo cancel feeOn-timeN/A
Search Southern / Mokulele flights
United AirlinesCheapest$130Average$292FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$169Average$280FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from St. Louis to O'Hare Intl by cabin class

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

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

Find hourly flight availability from St. Louis to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2024.
10%of flight departuresEarly morningMidnight to 6 am
34%of flight departuresMorning6 am to noon
56%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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

Explore weekly flight availability from St. Louis to O'Hare Intl. 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 March 28, 2024.
Sunday51daily flights
Monday52daily flights
Tuesday41daily flights
Wednesday41daily flights
Thursday50daily flights
Friday52daily flights
Saturday42daily flights

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How does Cheapflights help users find flights from St. Louis to O'Hare Intl?

Cheapflights makes it easy to find St. Louis to O'Hare Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to O'Hare Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to O'Hare Intl.

Can Cheapflights find flights from St. Louis to O'Hare Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to O'Hare Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis to O'Hare Intl become cheaper?

Of course! You can now track prices for flights from St. Louis to O'Hare Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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

Yes, you can often find last-minute deals on St. Louis to O'Hare Intl 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 can I compare prices from different travel booking sites for flights from St. Louis to O'Hare Intl?

Cheapflights aggregates prices from various travel booking sites. This allows you to compare prices and choose the best deal.

Can I find deals for flights from St. Louis to O'Hare Intl that offer flexible cancellation policies?

Cancellation policies vary by airline and fare type. After entering your flight details, you can view the cancellation policies for each deal in the search results. Some deals may offer flexibility in terms of cancellation and changes.

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