How far in advance should I book a flight from Illinois to Culebra?

Find a great deal and save up to 33% by booking at least 43 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Illinois to Culebra within the next two weeks, with the cheapest ticket starting at $289.

What is the cheapest month to fly from Illinois to Culebra?

September is one of the best times of the year to fly to Culebra from Illinois. Prices for September average $380 per person but you can even find prices for as low as $138. The most expensive prices can be found in the month of December. Opting for a September flight can save you 48% on your journey compared to booking in December

What is the cheapest time of day to fly from IL to CPX?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Culebra as you normally would.

What airport do you fly into for flights to Culebra from Illinois?

Culebra (CPX) is the airport you will fly into if you book a flight from Illinois to Culebra. It is only a 0.6 mi journey from Culebra (CPX) to Culebra’s city center.

Can I find deals for flights from Illinois to Culebra that include hotel bookings?

Yes. In addition to deals on Illinois to Culebra flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Illinois to Culebra?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Culebra.

Can I find deals for business class flights from Illinois to Culebra?

Yes. Cheapflights offers flight deals from Illinois to Culebra by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$779+ Flights from Illinois to Culebra

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Cheap flight deals from Illinois to Culebra

Round-trip from	$1,020 (United Airlines)
One-way from	$779 (United Airlines)
Popular in	December
Cheapest in	September
Average price	$377

From Illinois to Culebra

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One-way flight from Illinois to Culebra

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Highest demand for flights based on searches. 12% potential increase in price ($54 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Illinois to Culebra

Cheapest flights from Illinois to Culebra
Explore the most affordable flight options available from Illinois to Culebra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Fri 10/108:52 amORD - CPX

1 stop6h 59mUnited Airlines

Fri 10/1710:13 amCPX - ORD

2 stops11h 01mUnited Airlines

Deal found 7/30

$1,020

Best flights from Illinois to Culebra
Discover carefully curated flight deals from Illinois to Culebra that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Fri 10/108:52 amORD - CPX

1 stop6h 59mUnited Airlines

Fri 10/1710:13 amCPX - ORD

2 stops11h 01mUnited Airlines

Deal found 7/30

$1,020

One-way flights from Illinois to Culebra
Search for one-way flight options from Illinois to Culebra. Find affordable one-way fares based on user searches. Data last updated July 31, 2025.

Fri 8/155:00 amSTL - CPX

2 stops10h 51mUnited Airlines

Deal found 7/30

$779

Sat 11/18:55 amORD - CPX

1 stop6h 56mUnited Airlines

Deal found 7/30

$779

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCulebra

ORD - CPX

ORDCPX

Chicago O'Hare Intl

Fri 10/10

8:52 am-4:51 pm

1 stop6h 59m

Culebra

Fri 10/17

10:13 am-8:14 pm

2 stops11h 01m

$1,020

St. LouisCulebra

STL - CPX

STLCPX

Lambert-St Louis

Fri 8/15

5:00 am-4:51 pm

2 stops10h 51m

$779

ChicagoCulebra

ORD - CPX

ORDCPX

Chicago O'Hare Intl

Sat 11/1

8:55 am-4:51 pm

1 stop6h 56m

$779

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Illinois to Culebra

Have a flexible travel schedule? Discover the best time to fly to Culebra from Illinois with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Culebra

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Culebra

Read reviews from past customers who have flown United Airlines from Illinois to Culebra. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,902 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,902 reviews

United Airlines

7.4

Good

8,902 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What airport do you fly into for flights to Culebra from Illinois?
Culebra (CPX) is the airport you will fly into if you book a flight from Illinois to Culebra. It is only a 0.6 mi journey from Culebra (CPX) to Culebra’s city center.
Can I find deals for flights from Illinois to Culebra that include hotel bookings?
Yes. In addition to deals on Illinois to Culebra flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Culebra?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Culebra.
Can I find deals for business class flights from Illinois to Culebra?
Yes. Cheapflights offers flight deals from Illinois to Culebra by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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$779+ Cheap flights from Illinois to Culebra (CPX)

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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Illinois to Culebra with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Illinois to Culebra

Keep the following information in mind while searching for Illinois to Culebra flight deals. Data was last updated July 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Illinois to Culebra

Cheapest flights from Illinois to CulebraExplore the most affordable flight options available from Illinois to Culebra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Illinois to Culebra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Illinois to Culebra

Have a flexible travel schedule? Discover the best time to fly to Culebra from Illinois with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Culebra

Reviews of airlines servicing Culebra

Read reviews from past customers who have flown United Airlines from Illinois to Culebra. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Culebra. 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 into for flights to Culebra from Illinois?

Can I find deals for flights from Illinois to Culebra that include hotel bookings?

How can I find direct flights from Illinois to Culebra?

Can I find deals for business class flights from Illinois to Culebra?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Culebra

See prices for flight routes from nearby airports that may be better suited for you.

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Book with Flexibility

Travel Smart

Cheapest flights from Illinois to Culebra
Explore the most affordable flight options available from Illinois to Culebra. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.