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Cheap flights from Chicago O'Hare Intl Airport to Castries from $293

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 O'Hare Intl Airport to Castries departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago O'Hare Intl Airport to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
6:45 am - 2:57 pmORD-UVF
30h 12m1 stop
JetBlue Logo
6:24 pm - 10:46 pmUVF-ORD
30h 22m1 stop
$422JetBlue
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Sat, Nov 15 - Sat, Nov 22
JetBlue Logo
8:45 am - 3:15 pmORD-UVF
28h 30m1 stop
JetBlue Logo
4:40 pm - 9:33 pmUVF-ORD
30h 53m1 stop
$446JetBlue
Find Deal
Wed, Feb 4 - Wed, Feb 11
Air Canada Logo
3:35 pm - 4:25 pmORD-UVF
46h 50m2 stops
Air Canada Logo
5:15 pm - 8:00 amUVF-ORD
16h 45m2 stops
$477Air Canada
Find Deal
Sat, Dec 6 - Wed, Dec 10
American Airlines Logo
7:30 pm - 1:47 pmORD-UVF
16h 17m1 stop
American Airlines Logo
5:02 pm - 9:05 amUVF-ORD
18h 03m1 stop
$565American Airlines
Find Deal
Sat, Jan 24 - Tue, Feb 3
American Airlines Logo
9:10 pm - 1:47 pmORD-UVF
14h 37m2 stops
American Airlines Logo
5:02 pm - 8:22 amUVF-ORD
17h 20m2 stops
$570American Airlines
Find Deal
Sat, Jan 24 - Tue, Feb 3
Multiple Airlines Logo
12:50 pm - 1:50 pmORD-UVF
24h 00m3 stops
Multiple Airlines Logo
5:15 pm - 11:18 amUVF-ORD
20h 03m2 stops
$572Multiple Airlines
Find Deal
Wed, Oct 29 - Mon, Nov 3
Air Canada Logo
8:15 pm - 4:25 pmORD-UVF
18h 10m1 stop
Air Canada Logo
5:15 pm - 9:13 amUVF-ORD
17h 58m1 stop
$587Air Canada
Find Deal
Sat, Dec 6 - Wed, Dec 10
Delta Logo
7:55 pm - 3:04 pmORD-UVF
17h 09m1 stop
Delta Logo
3:24 pm - 11:54 pmUVF-ORD
9h 30m1 stop
$590Delta
Find Deal
Sun, Mar 1 - Mon, Mar 9
Multiple Airlines Logo
3:35 pm - 2:50 pmORD-UVF
21h 15m2 stops
Multiple Airlines Logo
5:15 pm - 5:48 pmUVF-ORD
26h 33m1 stop
$610Multiple Airlines
Find Deal
Mon, Nov 17 - Mon, Nov 24
Delta Logo
10:35 am - 3:04 pmORD-UVF
26h 29m2 stops
Delta Logo
3:24 pm - 11:54 pmUVF-ORD
9h 30m1 stop
$630Delta
Find Deal
Sun, Mar 1 - Tue, Mar 10

Air Canada flights from Chicago O'Hare Intl Airport to Castries

Our best Air Canada deals on Chicago O'Hare Intl Airport to Castries flight tickets
Air Canada
Oct 6
ORD8:25 pmChicago O'Hare Intl
16h 50m
1 stop
UVF2:15 pmCastries Hewanorra
Oct 10
UVF3:10 pmCastries Hewanorra
29h 14m
1 stop
ORD7:24 pmChicago O'Hare Intl
$425
Find similar
Air Canada
Oct 6
ORD3:50 pmChicago O'Hare Intl
21h 25m
1 stop
UVF2:15 pmCastries Hewanorra
Oct 10
UVF3:10 pmCastries Hewanorra
24h 54m
1 stop
ORD3:04 pmChicago O'Hare Intl
$426
Find similar
Air Canada
Oct 6
ORD8:25 pmChicago O'Hare Intl
16h 50m
1 stop
UVF2:15 pmCastries Hewanorra
Oct 10
UVF3:10 pmCastries Hewanorra
30h 07m
2 stops
ORD8:17 pmChicago O'Hare Intl
$434
Find similar

American Airlines flights from Chicago O'Hare Intl Airport to Castries

Our best American Airlines deals on Chicago O'Hare Intl Airport to Castries flight tickets
American Airlines
Jan 24
ORD7:30 pmChicago O'Hare Intl
16h 17m
1 stop
UVF1:47 pmCastries Hewanorra
Feb 3
UVF5:02 pmCastries Hewanorra
18h 03m
1 stop
ORD9:05 amChicago O'Hare Intl
$565
Find similar
American Airlines
Jan 24
ORD9:10 pmChicago O'Hare Intl
14h 37m
2 stops
UVF1:47 pmCastries Hewanorra
Feb 3
UVF5:02 pmCastries Hewanorra
17h 20m
2 stops
ORD8:22 amChicago O'Hare Intl
$570
Find similar
American Airlines
Nov 17
ORD5:00 amChicago O'Hare Intl
8h 52m
1 stop
UVF3:52 pmCastries Hewanorra
Nov 25
UVF4:04 pmCastries Hewanorra
19h 01m
1 stop
ORD9:05 amChicago O'Hare Intl
$586
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Castries 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 October 2, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 11/15

6:45 am-2:57 pm

1 stop30h 12m

Castries Hewanorra

Sat 11/22

6:24 pm-10:46 pm

1 stop30h 22m

$422

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Wed 2/4

8:45 am-3:15 pm

1 stop28h 30m

Castries Hewanorra

Wed 2/11

4:40 pm-9:33 pm

1 stop30h 53m

$446

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 12/6

3:35 pm-4:25 pm

2 stops46h 50m

Castries Hewanorra

Wed 12/10

5:15 pm-8:00 am

2 stops16h 45m

$477

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/24

7:30 pm-1:47 pm

1 stop16h 17m

Castries Hewanorra

Tue 2/3

5:02 pm-9:05 am

1 stop18h 03m

$565

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 1/24

9:10 pm-1:47 pm

2 stops14h 37m

Castries Hewanorra

Tue 2/3

5:02 pm-8:22 am

2 stops17h 20m

$570

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Wed 10/29

12:50 pm-1:50 pm

3 stops24h 00m

Castries Hewanorra

Mon 11/3

5:15 pm-11:18 am

2 stops20h 03m

$572

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sat 12/6

8:15 pm-4:25 pm

1 stop18h 10m

Castries Hewanorra

Wed 12/10

5:15 pm-9:13 am

1 stop17h 58m

$587

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 3/1

7:55 pm-3:04 pm

1 stop17h 09m

Castries Hewanorra

Mon 3/9

3:24 pm-11:54 pm

1 stop9h 30m

$590

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Mon 11/17

3:35 pm-2:50 pm

2 stops21h 15m

Castries Hewanorra

Mon 11/24

5:15 pm-5:48 pm

1 stop26h 33m

$610

ChicagoCastries

ORD - UVF

ORDUVF

Chicago O'Hare Intl

Sun 3/1

10:35 am-3:04 pm

2 stops26h 29m

Castries Hewanorra

Tue 3/10

3:24 pm-11:54 pm

1 stop9h 30m

$630

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 Castries from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Castries

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 Castries?

The month of August is, on average, the cheapest month to fly to Castries from Chicago O'Hare Intl Airport, with most prices found around $625. The month of April is another great option to travel to Castries, with average flight prices from Chicago O'Hare Intl Airport averaging around $698.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Castries is on a Wednesday when prices can be found for as low as $630. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $879. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

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

According to our data, the cheapest time of day to fly to Castries is at noon. momondo users have found flights departing from Chicago O'Hare Intl Airport to Castries at noon for as low as $496. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly in the morning, with an average ticket price of $866. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Chicago O'Hare Intl to Castries Hewanorra flight route?

Fly from Chicago O'Hare Intl to Castries Hewanorra for the best Chicago O'Hare Intl - Castries Hewanorra flight prices

How far in advance should I book a flight to Castries?

You are more likely to see cheaper flights to Castries from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Castries for around $782 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Castries from Chicago O'Hare Intl Airport for as low as $639 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Castries Hewanorra flights?

There is only 1 cabin class available to choose from on Chicago O'Hare Intl to Castries Hewanorra 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 O'Hare Intl Airport to Castries flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Castries.

How have Chicago O'Hare Intl Airport to Castries flight prices changed over time?

As of October 2025, prices for Chicago O'Hare Intl Airport to Castries flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Castries (ORD to UVF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Castries

Fastest flight time

5h 33m

Direct flights

Sun

Airports in Castries

1 airport
The fastest flight from Chicago O'Hare Intl Airport to Castries takes 5h 33m
Direct flights go from Chicago O'Hare Intl Airport to Castries on Sunday. There are no airlines offering direct flights.
There is 1 airport near Castries: Castries Hewanorra (UVF)
Search flight deals

  • How far is Chicago O'Hare Intl to Castries Hewanorra by plane?

    The distance between Chicago O'Hare Intl and Castries Hewanorra is about 2512.1 mi. 8h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Castries Hewanorra Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Castries Hewanorra Airport refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Castries Hewanorra Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Castries Hewanorra Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The necessary travel and health documents for your Castries Hewanorra Airport 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 Chicago O'Hare Intl Airport to Castries?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Castries?

Best airlines flying from Chicago O'Hare Intl Airport to Castries

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Castries with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $555Free CancellationRating
7.9
7,962 reviews
Search Delta flights
United AirlinesPriceFrom $558Free CancellationRating
7.4
8,933 reviews
Search United Airlines flights
American AirlinesPriceFrom $565Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Castries?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Castries. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Castries with flexible booking policies on momondo?

All flight searches from Chicago to Castries on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to Castries?

momondo provides multiple filters to help you find the best flight to Castries from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Chicago to Castries flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport