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Cheap flights from Illinois to Saint Thomas Island from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Saint Thomas Island departing on 11/18. 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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Find the cheapest flights from Illinois to Saint Thomas Island

Cheap round-trip flights

Spirit Airlines Logo
11:52 am - 12:59 pmORD-STT
24h 07m2 stops
Spirit Airlines Logo
2:01 pm - 11:45 pmSTT-ORD
10h 44m2 stops
$240Spirit Airlines
Find Deal
sáb., oct. 18 - sáb., oct. 25
Spirit Airlines Logo
6:05 am - 3:11 pmORD-STT
7h 06m1 stop
Spirit Airlines Logo
4:06 pm - 9:23 pmSTT-ORD
7h 17m1 stop
$244Spirit Airlines
Find Deal
mié., nov. 5 - mar., nov. 11
Logo
9:32 am - 3:11 pmMDW-STT
27h 39m1 stop
Logo
4:06 pm - 9:12 amSTT-MDW
19h 06m1 stop
$274
Find Deal
lun., nov. 10 - mié., nov. 12
Logo
9:32 am - 12:59 pmMDW-STT
26h 27m1 stop
Logo
4:06 pm - 9:12 amSTT-MDW
19h 06m1 stop
$275
Find Deal
vie., oct. 31 - mié., nov. 5
Delta Logo
6:00 am - 3:54 pmMDW-STT
7h 54m1 stop
Delta Logo
4:00 pm - 9:46 pmSTT-MDW
7h 46m1 stop
$509Delta
Find Deal
dom., ene. 11 - mar., ene. 20
American Airlines Logo
7:58 pm - 3:46 pmSTL-STT
17h 48m2 stops
American Airlines Logo
4:18 pm - 8:08 amSTT-STL
17h 50m2 stops
$509American Airlines
Find Deal
sáb., nov. 8 - vie., nov. 14
American Airlines Logo
3:39 pm - 1:45 pmBMI-STT
20h 06m2 stops
American Airlines Logo
6:35 pm - 2:20 pmSTT-BMI
21h 45m2 stops
$509American Airlines
Find Deal
mié., dic. 31 - jue., ene. 8
Delta Logo
6:00 am - 3:54 pmMDW-STT
7h 54m1 stop
Delta Logo
1:55 pm - 9:46 pmSTT-MDW
9h 51m1 stop
$514Delta
Find Deal
dom., ene. 11 - lun., ene. 26
United Airlines Logo
3:35 pm - 1:56 pmPIA-STT
20h 21m2 stops
United Airlines Logo
1:05 pm - 9:31 pmSTT-PIA
10h 26m2 stops
$725United Airlines
Find Deal
sáb., ene. 24 - mar., feb. 10
United Airlines Logo
6:30 am - 4:18 pmPIA-STT
7h 48m1 stop
United Airlines Logo
3:05 pm - 9:31 pmSTT-PIA
8h 26m1 stop
$734United Airlines
Find Deal
mié., dic. 31 - jue., ene. 8

Spirit Airlines flights from Illinois to Saint Thomas Island

Our best Spirit Airlines deals on Illinois to Saint Thomas Island flight tickets
Spirit Airlines
Oct 18
ORD11:52 amChicago O'Hare Intl
24h 07m
2 stops
STT12:59 pmSaint Thomas Island Cyril E King
Oct 25
STT2:01 pmSaint Thomas Island Cyril E King
10h 44m
2 stops
ORD11:45 pmChicago O'Hare Intl
$240
Find similar
Spirit Airlines
Nov 5
ORD6:05 amChicago O'Hare Intl
7h 06m
1 stop
STT3:11 pmSaint Thomas Island Cyril E King
Nov 11
STT4:06 pmSaint Thomas Island Cyril E King
7h 17m
1 stop
ORD9:23 pmChicago O'Hare Intl
$244
Find similar
Spirit Airlines
Oct 25
ORD7:29 pmChicago O'Hare Intl
13h 27m
1 stop
STT9:56 amSaint Thomas Island Cyril E King
Nov 1
STT2:01 pmSaint Thomas Island Cyril E King
12h 02m
2 stops
ORD1:03 amChicago O'Hare Intl
$247
Find similar

Delta flights from Illinois to Saint Thomas Island

Our best Delta deals on Illinois to Saint Thomas Island flight tickets
Delta
Jan 11
MDW6:00 amChicago Midway
7h 54m
1 stop
STT3:54 pmSaint Thomas Island Cyril E King
Jan 20
STT4:00 pmSaint Thomas Island Cyril E King
7h 46m
1 stop
MDW9:46 pmChicago Midway
$509
Find similar
Delta
Jan 11
MDW6:00 amChicago Midway
7h 54m
1 stop
STT3:54 pmSaint Thomas Island Cyril E King
Jan 26
STT1:55 pmSaint Thomas Island Cyril E King
9h 51m
1 stop
MDW9:46 pmChicago Midway
$514
Find similar
Delta
Sep 20
MDW6:00 amChicago Midway
7h 45m
1 stop
STT2:45 pmSaint Thomas Island Cyril E King
Oct 1
STT2:43 pmSaint Thomas Island Cyril E King
7h 53m
1 stop
MDW9:36 pmChicago Midway
$534
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 agosto 20, 2025.
Use the filters below to find and compare flights from Illinois 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

sáb. 10/18

11:52 am-12:59 pm

2 stops24h 07m

Saint Thomas Island Cyril E King

sáb. 10/25

2:01 pm-11:45 pm

2 stops10h 44m

$240

ChicagoSaint Thomas Island

ORD - STT

ORDSTT

Chicago O'Hare Intl

mié. 11/5

6:05 am-3:11 pm

1 stop7h 06m

Saint Thomas Island Cyril E King

mar. 11/11

4:06 pm-9:23 pm

1 stop7h 17m

$244

ChicagoSaint Thomas Island

MDW - STT

MDWSTT

Chicago Midway

lun. 11/10

9:32 am-3:11 pm

1 stop27h 39m

Saint Thomas Island Cyril E King

mié. 11/12

4:06 pm-9:12 am

1 stop19h 06m

$274

ChicagoSaint Thomas Island

MDW - STT

MDWSTT

Chicago Midway

vie. 10/31

9:32 am-12:59 pm

1 stop26h 27m

Saint Thomas Island Cyril E King

mié. 11/5

4:06 pm-9:12 am

1 stop19h 06m

$275

ChicagoSaint Thomas Island

MDW - STT

MDWSTT

Chicago Midway

dom. 1/11

6:00 am-3:54 pm

1 stop7h 54m

Saint Thomas Island Cyril E King

mar. 1/20

4:00 pm-9:46 pm

1 stop7h 46m

$509

St. LouisSaint Thomas Island

STL - STT

STLSTT

Lambert-St Louis

sáb. 11/8

7:58 pm-3:46 pm

2 stops17h 48m

Saint Thomas Island Cyril E King

vie. 11/14

4:18 pm-8:08 am

2 stops17h 50m

$509

BloomingtonSaint Thomas Island

BMI - STT

BMISTT

Bloomington-Normal

mié. 12/31

3:39 pm-1:45 pm

2 stops20h 06m

Saint Thomas Island Cyril E King

jue. 1/8

6:35 pm-2:20 pm

2 stops21h 45m

$509

ChicagoSaint Thomas Island

MDW - STT

MDWSTT

Chicago Midway

dom. 1/11

6:00 am-3:54 pm

1 stop7h 54m

Saint Thomas Island Cyril E King

lun. 1/26

1:55 pm-9:46 pm

1 stop9h 51m

$514

PeoriaSaint Thomas Island

PIA - STT

PIASTT

Greater Peoria

sáb. 1/24

3:35 pm-1:56 pm

2 stops20h 21m

Saint Thomas Island Cyril E King

mar. 2/10

1:05 pm-9:31 pm

2 stops10h 26m

$725

PeoriaSaint Thomas Island

PIA - STT

PIASTT

Greater Peoria

mié. 12/31

6:30 am-4:18 pm

1 stop7h 48m

Saint Thomas Island Cyril E King

jue. 1/8

3:05 pm-9:31 pm

1 stop8h 26m

$734

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Illinois 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 cheapest month to fly to Saint Thomas Island?

The month of November is another great option to travel to Saint Thomas Island, with average flight prices from Illinois averaging around $521.

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 Illinois is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $639. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Saint Thomas Island for around $1,160.

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

The cheapest time of day to fly to Saint Thomas Island is in the afternoon when flights can be purchased for as low as $397. Flights to Saint Thomas Island are more costly in the morning, with an average ticket price of $774. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Illinois 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 Illinois - 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 Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $641 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 Illinois for as low as $483 on momondo.

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

There are 3 cabin classes available to choose from on Illinois 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 Illinois to Saint Thomas Island flights?

You could potentially save up to 1% on your flight if you consider stops on a Illinois to Saint Thomas Island flight.

Cheap Illinois to Saint Thomas Island flight deals and tips

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

Best Price Found

$428

Fastest flight time

4h 35m

Direct flights

Every day

Airports in Saint Thomas Island

1 airport
The best one-way flight to Saint Thomas Island from Illinois in the past 72 hours is $428. The best round-trip flight deal from Illinois to Saint Thomas Island found on momondo in the last 72 hours is $579.
The fastest flight from Illinois to Saint Thomas Island takes 4h 35m
Direct flights go from Illinois to Saint Thomas Island every day.
There is 1 airport near Saint Thomas Island: Saint Thomas Island Cyril E King (STT)
Search flight deals

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

    Prices for flights from Illinois to Saint Thomas Island Cyril E King Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois 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 required travel and health documents for your Saint Thomas Island Cyril E King Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Thomas Island Cyril E King Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Illinois to Saint Thomas Island

Compare and see reviews for airlines that fly from Illinois to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $182Free CancellationRating
6.3
8,039 reviews
Search Spirit Airlines flights
DeltaPriceFrom $359Free CancellationRating
7.9
7,982 reviews
Search Delta flights
American AirlinesPriceFrom $472Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $479Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights

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 Illinois to Saint Thomas Island?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint Thomas Island from Illinois.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Saint Thomas Island.

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

Yes. momondo can track prices for Illinois to Saint Thomas Island flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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