How many flights depart from Saint Thomas Island to Illinois on average per day?

As of April 2026, 1 flights take off from Saint Thomas Island and land in Illinois each day. The most common flight departure time for this route is 2:00PM, with 100% of daily flights taking off in the afternoon.

What is the cheapest airline that flies from Saint Thomas Island Cyril E King to Illinois?

Southwest, American Airlines, and Spirit Airlines are the most popular carriers operating from Saint Thomas Island Cyril E King to Illinois

How many flights depart from Saint Thomas Island to Illinois on average per week?

7 flights are operational weekly from Saint Thomas Island to Illinois as of April 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

When did momondo last update prices for flights from Saint Thomas Island Cyril E King Airport to Illinois?

Prices for flights from Saint Thomas Island Cyril E King Airport to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from Saint Thomas Island Cyril E King Airport to Illinois?

As of April 2026, there is 1 operator available to choose from for flights from Saint Thomas Island Cyril E King Airport to Illinois.

How old do you have to be to fly from Saint Thomas Island Cyril E King Airport to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Saint Thomas Island Cyril E King Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$150 Cheap Flights from Saint Thomas Island to Illinois in 2026

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Find the cheapest flights from Saint Thomas Island to Illinois

Round-trip

One-way

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:25 pm - 12:24 am

STT

ORD

12h 59m

1 stop

7:15 pm - 11:30 am

ORD

STT

15h 15m

1 stop

$308Spirit Airlines

Sat, Apr 25 - Wed, Apr 29

5:10 pm - 10:23 am

STT

ORD

18h 13m

2 stops

9:44 pm - 4:15 pm

ORD

STT

17h 31m

2 stops

$328Spirit Airlines

Tue, Apr 28 - Sat, May 2

12:25 pm - 12:24 am

STT

ORD

12h 59m

1 stop

11:28 am - 11:30 am

ORD

STT

23h 02m

2 stops

$330Spirit Airlines

Sat, Apr 25 - Wed, Apr 29

5:10 pm - 12:24 am

STT

ORD

8h 14m

1 stop

5:05 am - 4:15 pm

ORD

STT

10h 10m

1 stop

$335Spirit Airlines

Tue, Apr 28 - Sat, May 2

5:10 pm - 10:23 am

STT

ORD

18h 13m

2 stops

5:05 am - 4:15 pm

ORD

STT

10h 10m

1 stop

$347Spirit Airlines

Sun, Apr 26 - Thu, Apr 30

5:10 pm - 10:23 am

STT

ORD

18h 13m

2 stops

11:28 am - 11:30 am

ORD

STT

23h 02m

2 stops

$353Spirit Airlines

Sun, Apr 26 - Thu, Apr 30

10:49 am - 12:24 am

STT

ORD

14h 35m

2 stops

11:28 am - 11:30 am

ORD

STT

23h 02m

2 stops

$355Spirit Airlines

Sat, Apr 25 - Wed, Apr 29

5:10 pm - 10:23 am

STT

ORD

18h 13m

2 stops

5:05 am - 9:54 am

ORD

STT

27h 49m

3 stops

$360Spirit Airlines

Tue, Apr 28 - Sat, May 2

1:22 pm - 10:30 pm

STT

STL

10h 08m

1 stop

6:00 am - 3:43 pm

STL

STT

8h 43m

1 stop

$420United Airlines

Wed, May 13 - Mon, May 18

2:05 pm - 11:56 pm

STT

STL

10h 51m

2 stops

6:54 pm - 12:07 pm

STL

STT

16h 13m

1 stop

$440American Airlines

Wed, May 13 - Mon, May 18

Spirit Airlines flights from Saint Thomas Island to Illinois

Our best Spirit Airlines deals on Saint Thomas Island to Illinois flight tickets

Spirit Airlines

Apr 25

STT12:25 pmSaint Thomas Island Cyril E King

12h 59m

1 stop

ORD12:24 amChicago O'Hare Intl

Apr 29

ORD7:15 pmChicago O'Hare Intl

15h 15m

1 stop

STT11:30 amSaint Thomas Island Cyril E King

$308

Spirit Airlines

Apr 28

STT5:10 pmSaint Thomas Island Cyril E King

18h 13m

2 stops

ORD10:23 amChicago O'Hare Intl

May 2

ORD9:44 pmChicago O'Hare Intl

17h 31m

2 stops

STT4:15 pmSaint Thomas Island Cyril E King

$328

Spirit Airlines

Apr 25

STT12:25 pmSaint Thomas Island Cyril E King

12h 59m

1 stop

ORD12:24 amChicago O'Hare Intl

Apr 29

ORD11:28 amChicago O'Hare Intl

23h 02m

2 stops

STT11:30 amSaint Thomas Island Cyril E King

$330

Southwest flights from Saint Thomas Island to Illinois

Our best Southwest deals on Saint Thomas Island to Illinois flight tickets

Southwest

May 6

STT2:10 pmSaint Thomas Island Cyril E King

8h 45m

1 stop

ORD9:55 pmChicago O'Hare Intl

May 11

ORD7:20 pmChicago O'Hare Intl

17h 00m

2 stops

STT1:20 pmSaint Thomas Island Cyril E King

$554

Southwest

May 6

STT2:10 pmSaint Thomas Island Cyril E King

8h 45m

1 stop

ORD9:55 pmChicago O'Hare Intl

May 11

ORD6:00 amChicago O'Hare Intl

6h 35m

1 stop

STT1:35 pmSaint Thomas Island Cyril E King

$614

momondo Fare Finder

Use the filters below to find and compare flights from Saint Thomas Island to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint Thomas IslandChicago

STT - ORD

STTORD

Saint Thomas Island Cyril E King

Sat 4/25

12:25 pm-12:24 am

1 stop12h 59m

Chicago O'Hare Intl

Wed 4/29

7:15 pm-11:30 am

1 stop15h 15m

$308

Saint Thomas IslandChicago

STT - ORD

STTORD

Saint Thomas Island Cyril E King

Tue 4/28

5:10 pm-10:23 am

2 stops18h 13m

Chicago O'Hare Intl

Sat 5/2

9:44 pm-4:15 pm

2 stops17h 31m

$328

Saint Thomas IslandChicago

STT - ORD

STTORD

Saint Thomas Island Cyril E King

Sat 4/25

12:25 pm-12:24 am

1 stop12h 59m

Chicago O'Hare Intl

Wed 4/29

11:28 am-11:30 am

2 stops23h 02m

$330

Quickest round-trip

Saint Thomas IslandChicago

STT - ORD

STTORD

Saint Thomas Island Cyril E King

Tue 4/28

5:10 pm-12:24 am

1 stop8h 14m

Chicago O'Hare Intl

Sat 5/2

5:05 am-4:15 pm

1 stop10h 10m

$335

Saint Thomas IslandChicago

STT - ORD

STTORD

Saint Thomas Island Cyril E King

Sun 4/26

5:10 pm-10:23 am

2 stops18h 13m

Chicago O'Hare Intl

Thu 4/30

5:05 am-4:15 pm

1 stop10h 10m

$347

Saint Thomas IslandChicago

STT - ORD

STTORD

Saint Thomas Island Cyril E King

Sun 4/26

5:10 pm-10:23 am

2 stops18h 13m

Chicago O'Hare Intl

Thu 4/30

11:28 am-11:30 am

2 stops23h 02m

$353

Saint Thomas IslandChicago

STT - ORD

STTORD

Saint Thomas Island Cyril E King

Sat 4/25

10:49 am-12:24 am

2 stops14h 35m

Chicago O'Hare Intl

Wed 4/29

11:28 am-11:30 am

2 stops23h 02m

$355

Saint Thomas IslandChicago

STT - ORD

STTORD

Saint Thomas Island Cyril E King

Tue 4/28

5:10 pm-10:23 am

2 stops18h 13m

Chicago O'Hare Intl

Sat 5/2

5:05 am-9:54 am

3 stops27h 49m

$360

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Wed 5/13

1:22 pm-10:30 pm

1 stop10h 08m

Lambert-St Louis

Mon 5/18

6:00 am-3:43 pm

1 stop8h 43m

$420

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Wed 5/13

2:05 pm-11:56 pm

2 stops10h 51m

Lambert-St Louis

Mon 5/18

6:54 pm-12:07 pm

1 stop16h 13m

$440

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Saint Thomas Island to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Saint Thomas Island to Illinois is on a Sunday when prices can be found for as low as $505. Flights from Saint Thomas Island to Illinois on a Friday will generally be more expensive and average around $801. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Saint Thomas Island to Illinois during this time can be as low as $536. Flights in the afternoon are often more expensive with an average ticket price of $567.

What is the cheapest Saint Thomas Island Cyril E King to Illinois flight route?

Fly from Saint Thomas Island Cyril E King to Chicago O'Hare Intl for the best Saint Thomas Island Cyril E King - Illinois flight prices

What cabin class options are available on Saint Thomas Island Cyril E King to Illinois flights?

There are 3 cabin classes available to choose from on Saint Thomas Island Cyril E King to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Saint Thomas Island to Illinois flights?

You could potentially save up to 46% on your flight if you consider stops on a Saint Thomas Island to Illinois flight.

Cheap Saint Thomas Island to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Saint Thomas Island to Illinois

Best Price Found	$307
Fastest flight time	5h 34m
Direct flights	Tue, Wed, Fri and Sun
Airports in Illinois	98 airports

The best one-way flight to Illinois from Saint Thomas Island in the past 72 hours is $307. The best round-trip flight deal from Saint Thomas Island to Illinois found on momondo in the last 72 hours is $414.

The fastest flight from Saint Thomas Island to Illinois takes 5h 34m

Direct flights go from Saint Thomas Island to Illinois on Tuesday, Wednesday, Friday and Sunday. There are no airlines offering direct flights.

There are 98 airports in Illinois. From Saint Thomas Island there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from Saint Thomas Island to Illinois

When did momondo last update prices for flights from Saint Thomas Island Cyril E King Airport to Illinois?
Prices for flights from Saint Thomas Island Cyril E King Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Saint Thomas Island Cyril E King Airport to Illinois?
As of April 2026, there is 1 operator available to choose from for flights from Saint Thomas Island Cyril E King Airport to Illinois.
How old do you have to be to fly from Saint Thomas Island Cyril E King Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Saint Thomas Island Cyril E King Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Saint Thomas Island to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Saint Thomas Island to Illinois is Boeing 737 MAX 8, representing 50.00% of all bookings. The subsequent popular models are Airbus A319 at 25.00% and Boeing 737-800 at 25.00%.

Best airlines flying from Saint Thomas Island to Illinois

Compare and see reviews for airlines that fly from Saint Thomas Island to Illinois with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $306	Free Cancellation	Rating 7.1 11,573 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Saint Thomas Island to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Saint Thomas Island to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Saint Thomas Island to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Saint Thomas Island which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Saint Thomas Island to Illinois?

Once you have performed a search for Saint Thomas Island to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Saint Thomas Island to Illinois right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Saint Thomas Island and alert you when they change.