How old do you have to be to fly from London Southend Airport to Chicago O'Hare Intl 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 London Southend Airport to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents required for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$468 Cheap Flights from London Southend Airport to Chicago O'Hare Intl Airport in 2026/27

Find the cheapest flights from London Southend Airport to Chicago

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:20 pm - 3:30 pmSEN London Southend-ORD Chicago O'Hare Intl

28h 10m2 stops Barcelona-El Prat Lisbon Humberto Delgado

6:30 pm - 10:15 pmORD Chicago O'Hare Intl-SEN London Southend

21h 45m2 stops Reykjavik Keflavik Intl Barcelona-El Prat

$723Multiple Airlines

Thu, Nov 12 - Sat, Nov 14

7:10 am - 5:20 pmSEN London Southend-ORD Chicago O'Hare Intl

16h 10m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl

6:30 pm - 5:15 pmORD Chicago O'Hare Intl-SEN London Southend

16h 45m2 stops Reykjavik Keflavik Intl Paris Charles de Gaulle

$822Multiple Airlines

Wed, Dec 16 - Thu, Dec 31

5:20 pm - 3:30 pmSEN London Southend-ORD Chicago O'Hare Intl

28h 10m2 stops Barcelona-El Prat Lisbon Humberto Delgado

6:30 pm - 10:20 pmORD Chicago O'Hare Intl-SEN London Southend

21h 50m2 stops Reykjavik Keflavik Intl Barcelona-El Prat

$901Multiple Airlines

Thu, Dec 24 - Wed, Dec 30

5:15 pm - 2:25 pmSEN London Southend-ORD Chicago O'Hare Intl

27h 10m2 stops Barcelona-El Prat Amsterdam Schiphol

6:30 pm - 10:15 pmORD Chicago O'Hare Intl-SEN London Southend

21h 45m2 stops Reykjavik Keflavik Intl Barcelona-El Prat

$966Multiple Airlines

Sun, Dec 27 - Sat, Jan 2

5:20 pm - 3:30 pmSEN London Southend-ORD Chicago O'Hare Intl

28h 10m2 stops Barcelona-El Prat Lisbon Humberto Delgado

1:55 pm - 10:15 pmORD Chicago O'Hare Intl-SEN London Southend

26h 20m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat

$1,001Multiple Airlines

Thu, Dec 24 - Sat, Jan 2

5:20 pm - 3:30 pmSEN London Southend-ORD Chicago O'Hare Intl

28h 10m2 stops Barcelona-El Prat Lisbon Humberto Delgado

3:45 pm - 10:15 pmORD Chicago O'Hare Intl-SEN London Southend

24h 30m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat

$1,070Multiple Airlines

Thu, Dec 17 - Sat, Jan 2

4:55 pm - 4:10 pmSEN London Southend-ORD Chicago O'Hare Intl

29h 15m2 stops Amsterdam Schiphol Kastrup Copenhagen

7:15 pm - 7:35 pmORD Chicago O'Hare Intl-SEN London Southend

18h 20m2 stops Kastrup Copenhagen Amsterdam Schiphol

$1,111Multiple Airlines

Sun, Oct 4 - Thu, Oct 8

3:55 pm - 4:45 pmSEN London Southend-ORD Chicago O'Hare Intl

30h 50m2 stops Paris Charles de Gaulle Kastrup Copenhagen

7:15 pm - 5:15 pmORD Chicago O'Hare Intl-SEN London Southend

16h 00m2 stops Kastrup Copenhagen Paris Charles de Gaulle

$1,121Multiple Airlines

Sun, Dec 20 - Thu, Dec 31

7:10 am - 4:35 pmSEN London Southend-ORD Chicago O'Hare Intl

15h 25m1 stop Paris Charles de Gaulle

6:45 pm - 6:35 pmORD Chicago O'Hare Intl-SEN London Southend

17h 50m1 stop Paris Charles de Gaulle

$1,164Multiple Airlines

Wed, Dec 23 - Wed, Dec 30

7:10 am - 5:20 pmSEN London Southend-ORD Chicago O'Hare Intl

16h 10m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl

10:05 am - 6:45 pmORD Chicago O'Hare Intl-SEN London Southend

26h 40m2 stops Toronto Pearson Intl Paris Charles de Gaulle

$1,202Multiple Airlines

Wed, Dec 30 - Sat, Jan 2

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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 round-trip

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Thu 11/12

5:20 pm-3:30 pm

2 stops28h 10m

Chicago O'Hare Intl

Sat 11/14

6:30 pm-10:15 pm

2 stops21h 45m

$723

Quickest round-trip

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Wed 12/16

7:10 am-5:20 pm

2 stops16h 10m

Chicago O'Hare Intl

Thu 12/31

6:30 pm-5:15 pm

2 stops16h 45m

$822

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Thu 12/24

5:20 pm-3:30 pm

2 stops28h 10m

Chicago O'Hare Intl

Wed 12/30

6:30 pm-10:20 pm

2 stops21h 50m

$901

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Sun 12/27

5:15 pm-2:25 pm

2 stops27h 10m

Chicago O'Hare Intl

Sat 1/2

6:30 pm-10:15 pm

2 stops21h 45m

$966

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Thu 12/24

5:20 pm-3:30 pm

2 stops28h 10m

Chicago O'Hare Intl

Sat 1/2

1:55 pm-10:15 pm

2 stops26h 20m

$1,001

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Thu 12/17

5:20 pm-3:30 pm

2 stops28h 10m

Chicago O'Hare Intl

Sat 1/2

3:45 pm-10:15 pm

2 stops24h 30m

$1,070

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Sun 10/4

4:55 pm-4:10 pm

2 stops29h 15m

Chicago O'Hare Intl

Thu 10/8

7:15 pm-7:35 pm

2 stops18h 20m

$1,111

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Sun 12/20

3:55 pm-4:45 pm

2 stops30h 50m

Chicago O'Hare Intl

Thu 12/31

7:15 pm-5:15 pm

2 stops16h 00m

$1,121

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Wed 12/23

7:10 am-4:35 pm

1 stop15h 25m

Chicago O'Hare Intl

Wed 12/30

6:45 pm-6:35 pm

1 stop17h 50m

$1,164

LondonChicago

SEN London Southend - ORD Chicago O'Hare Intl

SENORD

London Southend

Wed 12/30

7:10 am-5:20 pm

2 stops16h 10m

Chicago O'Hare Intl

Sat 1/2

10:05 am-6:45 pm

2 stops26h 40m

$1,202

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $898. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from London Southend Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,090.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from London Southend Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $915 when looking at flights departing at noon. Try not to purchase tickets in the afternoon because they tend to be around $981. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from London Southend Airport to Chicago O'Hare Intl Airport

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

Estimated round-trip price

Cheap London Southend Airport to Chicago O'Hare Intl Airport (SEN to ORD) flight deals and tips

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

Best Price Found	$468
Fastest flight time	16h 10m
Direct flights	None

The best one-way flight to Chicago O'Hare Intl Airport from London Southend Airport in the past 72 hours is $468. The best round-trip flight deal from London Southend Airport to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $723.

The fastest flight from London Southend Airport to Chicago O'Hare Intl Airport takes 16h 10m

There are no direct flights from London Southend Airport to Chicago O'Hare Intl Airport. There are no popular flight routes from London Southend Airport to Chicago O'Hare Intl Airport.

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Frequently asked questions about flying from London Southend Airport to Chicago O'Hare Intl Airport

How far is London Southend to Chicago O'Hare Intl by plane?
The straight-line distance from London Southend to Chicago O'Hare Intl is 3979.6 mi. Flights usually cover this in 16h 10m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London Southend Airport to Chicago O'Hare Intl Airport?
Prices for flights from London Southend Airport to Chicago O'Hare Intl Airport are updated daily.
How old do you have to be to fly from London Southend Airport to Chicago O'Hare Intl 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 London Southend Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

It is quick and easy to find London to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

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

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

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

Once all potential London to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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