In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What is the cheapest time of day to fly from SEN to ORD?

When flying from London Southend Airport to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Southend to O'Hare Intl that include hotel bookings?

Yes. In addition to deals on Southend to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Southend to O'Hare Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southend to O'Hare Intl.

Can I find deals for business class flights from Southend to O'Hare Intl?

Yes. Cheapflights offers flight deals from Southend to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£450+ Cheap Flights from London Southend Airport to Chicago O'Hare Intl Airport

Cheap flight deals from Southend to O'Hare Intl

Enter your travel dates to find the best prices.

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Cheapest flights from Southend to O'Hare Intl
Explore the most affordable flight options available from Southend to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 November 2026.

Thu 19/1115:40 -

2 stops31h 05m

Wed 2/1219:10 -

2 stops17h 25m

Deal found 6/11£588

Thu 19/1115:40 -

2 stops31h 05m

Thu 26/1119:10 -

2 stops16h 05m

Deal found 6/11£606

Mon 23/1111:35 -

2 stops35h 10m

Sat 28/1119:10 -

2 stops17h 35m

Deal found 8/11£660

Mon 9/1111:35 -

2 stops35h 10m

Thu 12/1119:10 -

2 stops16h 05m

Deal found 7/11£662

Sun 27/1219:35 -

2 stops28h 45m

Sat 9/121:00 -

2 stops19h 05m

Deal found 9/11£681

Mon 9/1111:35 -

2 stops35h 10m

Sat 14/1119:10 -

2 stops17h 35m

Deal found 5/11£688

Fri 4/1207:35 -

2 stops15h 45m

Tue 8/1218:30 -

2 stops18h 50m

Deal found 7/11£704

Sat 5/1207:50 -

2 stops16h 30m

Sat 12/1215:55 -

2 stops24h 10m

Deal found 9/11£710

Sun 27/1215:35 -

2 stops31h 45m

Thu 31/1218:30 -

2 stops21h 30m

Deal found 6/11£717

Mon 21/1211:35 -

2 stops35h 10m

Thu 31/1219:10 -

2 stops16h 25m

Deal found 9/11£721

Sat 12/1207:50 -

2 stops16h 30m

Thu 17/1215:55 -

2 stops24h 05m

Deal found 5/11£783

Sat 12/1207:50 -

2 stops16h 30m

Thu 31/1220:05 -

2 stops19h 55m

Deal found 10/11£808

Find flight deals from Southend to O'Hare Intl

Round-trip from	£549
One-way from	£450
Popular in	August
Cheapest in	February
Average price	£594

7/2-13/2
4 total stops
49h 40m total
London to Chicago

Search Deals

22/11-31/12
3 total stops
49h 39m total
London to Chicago

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£57 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Southend Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Sun 22/11

15:55-11:34

3 stops49h 39m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£450

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Mon 30/11

19:55-15:30

2 stops49h 35m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£453

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Mon 15/2

11:35-19:15

2 stops37h 40m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£459

Fastest return journey

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Tue 8/12

07:35-17:20

2 stops15h 45m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£462

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Wed 9/12

19:50-17:20

2 stops27h 30m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£462

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Mon 7/12

12:20-17:20

2 stops35h 00m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£469

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Wed 17/3

07:10-18:20

2 stops16h 10m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£474

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Sun 20/12

19:00-17:20

3 stops28h 20m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£481

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Sat 12/12

17:00-16:45

3 stops29h 45m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£485

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Fri 4/12

14:45-17:20

2 stops32h 35m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£486

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 24 resultsSorted by cheapest first

Best time to book a flight from Southend to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Southend with our price prediction graph.

SEN-ORD

Estimated return 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.

Related info for your journey

Can I find deals for flights from Southend to O'Hare Intl that include hotel bookings?
Yes. In addition to deals on Southend to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Southend to O'Hare Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southend to O'Hare Intl.
Can I find deals for business class flights from Southend to O'Hare Intl?
Yes. Cheapflights offers flight deals from Southend to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights makes it easy to find Southend to O'Hare Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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Can Cheapflights find flights from Southend to O'Hare Intl with no change fees?

Certainly. Search results for flights to O'Hare Intl from Southend shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Cheap flights from London Southend Airport to Chicago O'Hare Intl Airport from £450

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southend to O'Hare Intl

Cheapest flights from Southend to O'Hare IntlExplore the most affordable flight options available from Southend to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 November 2026.

Explore the most affordable flight options available from Southend to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 November 2026.

Best flights from Southend to O'Hare IntlDiscover carefully curated flight deals from Southend to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 November 2026.

Discover carefully curated flight deals from Southend to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 November 2026.

Last-minute flights from Southend to O'Hare IntlDiscover last-minute flight deals from Southend to O'Hare Intl. Data last updated 10 November 2026 and is based on user searches.

Discover last-minute flight deals from Southend to O'Hare Intl. Data last updated 10 November 2026 and is based on user searches.

One-way flights from Southend to O'Hare IntlSearch for one-way flight options from Southend to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 10 November 2026.

Search for one-way flight options from Southend to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 10 November 2026.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Southend Airport to Chicago O'Hare Intl Airport that are best for you.

Best time to book a flight from Southend to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Southend with our price prediction graph.

Related info for your journey

Can I find deals for flights from Southend to O'Hare Intl that include hotel bookings?

How can I find direct flights from Southend to O'Hare Intl?

Can I find deals for business class flights from Southend to O'Hare Intl?

Travelling to a place near Chicago O'Hare Intl Airport?

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Alternative routes for Southend to O'Hare Intl

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

Complete your trip

Complete your trip to O'Hare Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Illinois

Book a non-stop flight to one of these other cities located in Illinois.

Search flights from Southend to O'Hare Intl by cabin class

Find flights from Southend to O'Hare Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to O'Hare Intl

Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 November 2026.

Southend and O'Hare Intl flights

Browse other Southend and O'Hare Intl flight options. Last updated on 10 November 2026.

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Check out other popular destinations found by fellow travellers in 2026

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Why should you use Cheapflights to find cheap flight tickets from Southend to O'Hare Intl?

Can Cheapflights find flights from Southend to O'Hare Intl with no change fees?

Can Cheapflights notify me if prices for flights from Southend to O'Hare Intl become cheaper?

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Cheapest flights from Southend to O'Hare Intl
Explore the most affordable flight options available from Southend to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 November 2026.

Best flights from Southend to O'Hare Intl
Discover carefully curated flight deals from Southend to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 November 2026.

Last-minute flights from Southend to O'Hare Intl
Discover last-minute flight deals from Southend to O'Hare Intl. Data last updated 10 November 2026 and is based on user searches.

One-way flights from Southend to O'Hare Intl
Search for one-way flight options from Southend to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 10 November 2026.