Cheap flights from Chicago to Saint Thomas Island from $75

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Saint Thomas Island departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
12:44 pm - 2:31 pm
ORD
-
STT
23h 47m
1 stop
Spirit Airlines Logo
4:40 pm - 11:47 pm
STT
-
ORD
8h 07m
1 stop
$276Spirit Airlines
Fri, Mar 6 - Mon, Mar 9
Spirit Airlines Logo
6:10 pm - 1:26 pm
ORD
-
STT
18h 16m
2 stops
Spirit Airlines Logo
2:36 pm - 11:50 am
STT
-
ORD
22h 14m
3 stops
$277Spirit Airlines
Thu, Apr 9 - Mon, Apr 13
Spirit Airlines Logo
7:00 am - 4:34 pm
ORD
-
STT
7h 34m
1 stop
Spirit Airlines Logo
5:40 pm - 11:47 pm
STT
-
ORD
8h 07m
1 stop
$278Spirit Airlines
Mon, Feb 16 - Fri, Feb 20
Spirit Airlines Logo
5:15 am - 4:34 pm
ORD
-
STT
9h 19m
1 stop
Spirit Airlines Logo
4:40 pm - 11:47 pm
STT
-
ORD
8h 07m
1 stop
$279Spirit Airlines
Fri, Mar 6 - Mon, Mar 9
Spirit Airlines Logo
4:36 pm - 1:26 pm
ORD
-
STT
19h 50m
2 stops
Spirit Airlines Logo
2:36 pm - 11:50 am
STT
-
ORD
22h 14m
3 stops
$280Spirit Airlines
Tue, Mar 24 - Tue, Mar 31
Spirit Airlines Logo
8:16 pm - 2:31 pm
ORD
-
STT
16h 15m
2 stops
Spirit Airlines Logo
5:40 pm - 11:47 pm
STT
-
ORD
8h 07m
1 stop
$281Spirit Airlines
Thu, Feb 26 - Thu, Mar 5
Spirit Airlines Logo
4:36 pm - 1:26 pm
ORD
-
STT
19h 50m
2 stops
Spirit Airlines Logo
4:35 pm - 10:20 am
STT
-
ORD
18h 45m
2 stops
$283Spirit Airlines
Wed, Mar 18 - Wed, Mar 25
Multiple Airlines Logo
9:07 pm - 2:31 pm
ORD
-
STT
15h 24m
1 stop
Multiple Airlines Logo
5:40 pm - 6:18 pm
STT
-
ORD
26h 38m
2 stops
$284Multiple Airlines
Fri, Feb 20 - Mon, Feb 23
Spirit Airlines Logo
5:32 pm - 12:26 pm
ORD
-
STT
17h 54m
2 stops
Spirit Airlines Logo
1:21 pm - 11:41 pm
STT
-
ORD
11h 20m
2 stops
$285Spirit Airlines
Sat, Apr 18 - Tue, Apr 21
Southwest Logo
5:35 pm - 2:55 pm
MDW
-
STT
19h 20m
2 stops
Southwest Logo
1:50 pm - 8:50 pm
STT
-
MDW
8h 00m
1 stop
$468Southwest
Tue, Mar 3 - Tue, Mar 10

Spirit Airlines flights from Chicago to Saint Thomas Island

Our best Spirit Airlines deals on Chicago to Saint Thomas Island flight tickets
Spirit Airlines
Mar 6
ORD12:44 pmChicago O'Hare Intl
23h 47m
1 stop
STT2:31 pmSaint Thomas Island Cyril E King
Mar 9
STT4:40 pmSaint Thomas Island Cyril E King
8h 07m
1 stop
ORD11:47 pmChicago O'Hare Intl
$276
Spirit Airlines
Apr 9
ORD6:10 pmChicago O'Hare Intl
18h 16m
2 stops
STT1:26 pmSaint Thomas Island Cyril E King
Apr 13
STT2:36 pmSaint Thomas Island Cyril E King
22h 14m
3 stops
ORD11:50 amChicago O'Hare Intl
$277
Spirit Airlines
Feb 16
ORD7:00 amChicago O'Hare Intl
7h 34m
1 stop
STT4:34 pmSaint Thomas Island Cyril E King
Feb 20
STT5:40 pmSaint Thomas Island Cyril E King
8h 07m
1 stop
ORD11:47 pmChicago O'Hare Intl
$278

Southwest flights from Chicago to Saint Thomas Island

Our best Southwest deals on Chicago to Saint Thomas Island flight tickets
Southwest
Mar 3
MDW5:35 pmChicago Midway
19h 20m
2 stops
STT2:55 pmSaint Thomas Island Cyril E King
Mar 10
STT1:50 pmSaint Thomas Island Cyril E King
8h 00m
1 stop
MDW8:50 pmChicago Midway
$468
Southwest
Apr 19
MDW8:55 pmChicago Midway
15h 40m
2 stops
STT1:35 pmSaint Thomas Island Cyril E King
Apr 24
STT2:30 pmSaint Thomas Island Cyril E King
10h 00m
2 stops
MDW11:30 pmChicago Midway
$499
Southwest
Mar 3
MDW5:00 amChicago Midway
7h 55m
1 stop
STT2:55 pmSaint Thomas Island Cyril E King
Mar 10
STT1:50 pmSaint Thomas Island Cyril E King
8h 00m
1 stop
MDW8:50 pmChicago Midway
$514

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Saint Thomas Island 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Chicago to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Fri 3/6

12:44 pm-2:31 pm

1 stop23h 47m

Saint Thomas Island Cyril E King

Mon 3/9

4:40 pm-11:47 pm

1 stop8h 07m

$276

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Thu 4/9

6:10 pm-1:26 pm

2 stops18h 16m

Saint Thomas Island Cyril E King

Mon 4/13

2:36 pm-11:50 am

3 stops22h 14m

$277

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Mon 2/16

7:00 am-4:34 pm

1 stop7h 34m

Saint Thomas Island Cyril E King

Fri 2/20

5:40 pm-11:47 pm

1 stop8h 07m

$278

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Fri 3/6

5:15 am-4:34 pm

1 stop9h 19m

Saint Thomas Island Cyril E King

Mon 3/9

4:40 pm-11:47 pm

1 stop8h 07m

$279

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Tue 3/24

4:36 pm-1:26 pm

2 stops19h 50m

Saint Thomas Island Cyril E King

Tue 3/31

2:36 pm-11:50 am

3 stops22h 14m

$280

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Thu 2/26

8:16 pm-2:31 pm

2 stops16h 15m

Saint Thomas Island Cyril E King

Thu 3/5

5:40 pm-11:47 pm

1 stop8h 07m

$281

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Wed 3/18

4:36 pm-1:26 pm

2 stops19h 50m

Saint Thomas Island Cyril E King

Wed 3/25

4:35 pm-10:20 am

2 stops18h 45m

$283

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Fri 2/20

9:07 pm-2:31 pm

1 stop15h 24m

Saint Thomas Island Cyril E King

Mon 2/23

5:40 pm-6:18 pm

2 stops26h 38m

$284

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

Sat 4/18

5:32 pm-12:26 pm

2 stops17h 54m

Saint Thomas Island Cyril E King

Tue 4/21

1:21 pm-11:41 pm

2 stops11h 20m

$285

ChicagoSaint Thomas Island

MDW - STT

MDWSTT

Chicago Midway

Tue 3/3

5:35 pm-2:55 pm

2 stops19h 20m

Saint Thomas Island Cyril E King

Tue 3/10

1:50 pm-8:50 pm

1 stop8h 00m

$468

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint Thomas Island from

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

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

What is the typical price of a round-trip flight between Chicago and Saint Thomas Island?

What is the cheapest month to fly to Saint Thomas Island?

The month of September is another great option to travel to Saint Thomas Island, with average flight prices from Chicago averaging around $549.

What is the cheapest day to depart on your flight to Saint Thomas Island?

On average, the least expensive day to fly to Saint Thomas Island from Chicago is on a Thursday. momondo users have found tickets for Thursday departures for as low as $609. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Saint Thomas Island for around $858.

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

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

How far in advance should I book a flight to Saint Thomas Island?

You are more likely to see cheaper flights to Saint Thomas Island from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $650 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from Chicago for as low as $507 on momondo.

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

There are 2 cabin classes available to choose from on Chicago to Saint Thomas Island Cyril E King 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 Chicago to Saint Thomas Island flights?

You could potentially save up to 38% on your flight if you consider stops on a Chicago to Saint Thomas Island flight.

How have Chicago to Saint Thomas Island flight prices changed over time?

When to book flights from Chicago to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Saint Thomas Island (CHI to STT) flight deals and tips

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

Best Price Found

$352

Fastest flight time

4h 48m

Direct flights

Every day

Airports in Saint Thomas Island

1 airport
The best one-way flight to Saint Thomas Island from Chicago in the past 72 hours is $352. The best round-trip flight deal from Chicago to Saint Thomas Island found on momondo in the last 72 hours is $606.
The fastest flight from Chicago to Saint Thomas Island takes 4h 48m
Direct flights go from Chicago to Saint Thomas Island every day.
There is 1 airport in Saint Thomas Island. From Chicago there are direct flights to Saint Thomas Island Cyril E King (STT).
  • How far is Chicago to Saint Thomas Island Cyril E King by plane?

    Chicago and Saint Thomas Island Cyril E King are 2102.2 mi apart from one another. Flights usually cover this in 4h 48m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Chicago to Saint Thomas Island Cyril E King Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The travel and health documents required for your trip to Saint Thomas Island Cyril E King Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint Thomas Island Cyril E King Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Chicago to Saint Thomas Island?

  • What is the most popular airline from Chicago to Saint Thomas Island?

Best airlines flying from Chicago to Saint Thomas Island

Compare and see reviews for airlines that fly from Chicago to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $176Free CancellationRating
6.3
8,407 reviews
Search Spirit Airlines flights
DeltaPriceFrom $359Free CancellationRating
7.9
8,138 reviews
Search Delta flights
United AirlinesPriceFrom $414Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
American AirlinesPriceFrom $488Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
  • United Airlines Flights From Chicago to Saint Thomas Island

    United Airlines flight deals from Chicago to Saint Thomas Island start from $414 round-trip. Over the 6 United Airlines flights for this route in a normal week, average airfare is usually $708 round-trip - but some users have found much cheaper deals with momondo.

  • American Airlines Flights From Chicago to Saint Thomas Island

    American Airlines is also a popular choice for this route. American Airlines flight deals for Chicago to Saint Thomas Island start from as low as $488 round-trip, depending on your selected dates, with average American Airlines deals seen on momondo around $678. American Airlines operates 3 flights to Saint Thomas Island from Chicago in an average week. Users have rated it 7.2/10 across 11,216 reviews.

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

Why use momondo?

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

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

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

Yes. All flights to Saint Thomas Island from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Chicago and Saint Thomas Island by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Saint Thomas Island from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Thu 3/5
Thu 3/12

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