$475+ Cheap flights from Southend (SEN) to Illinois
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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — ORD
Feb 28 — Mar 71
1 adult, Economy
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Cheapest flights from Southend to IllinoisExplore the most affordable flight options available from Southend to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from Southend to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/157:10 am
SEN
- ORD
2 stops30h 28m
Multiple Airlines
Sun 3/226:20 pm
ORD
- SEN
1 stop11h 10m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$1,017
This Booking.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/296:50 am
SEN
- ORD
3 stops45h 52m
Multiple Airlines
Sun 2/16:30 pm
ORD
- SEN
3 stops22h 30m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$1,022
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:20 pm
SEN
- ORD
2 stops27h 35m
Multiple Airlines
Wed 3/186:20 pm
ORD
- SEN
1 stop21h 40m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$1,092
Find flight deals from Southend to Illinois
Keep the following information in mind while searching for Southend to Illinois flight deals. Data was last updated January 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,017 (Kiwi.com) |
One-way from | $475 (Booking.com) |
Popular in | July |
Cheapest in | February |
Average price | $624 |
Cheapflights Fare Finder
Customize your flight search to find flights from Southend to Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from London Southend Airport to Illinois that are best for you.
Fly from
Southend
Fly to
Illinois
Route
Depart
Return
Price
LondonChicago
SEN - ORD
SENORD
London Southend
Sun 3/15
7:10 am-8:38 am
2 stops30h 28m
Chicago O'Hare Intl
Sun 3/22
6:20 pm-10:30 am
1 stop11h 10m
$1,017
LondonChicago
SEN - ORD
SENORD
London Southend
Wed 3/11
5:20 pm-3:55 pm
2 stops27h 35m
Chicago O'Hare Intl
Wed 3/18
6:20 pm-9:00 pm
1 stop21h 40m
$1,092
LondonChicago
SEN - ORD
SENORD
London Southend
Sat 2/7
3:00 pm-2:45 pm
3 stops29h 45m
$475
LondonChicago
SEN - ORD
SENORD
London Southend
Mon 6/15
8:05 pm-7:25 pm
3 stops29h 20m
$479
LondonChicago
SEN - ORD
SENORD
London Southend
Mon 3/23
7:15 am-9:10 am
2 stops30h 55m
$480
LondonChicago
SEN - ORD
SENORD
London Southend
Thu 2/12
6:50 am-5:26 pm
3 stops40h 36m
$481
LondonChicago
SEN - ORD
SENORD
London Southend
Tue 2/3
3:55 pm-3:00 pm
3 stops29h 05m
$500
LondonChicago
SEN - ORD
SENORD
London Southend
Sun 2/22
7:10 am-9:39 am
3 stops32h 29m
$501
LondonChicago
SEN - ORD
SENORD
London Southend
Sun 4/5
11:00 am-5:50 pm
3 stops36h 50m
$510
LondonChicago
SEN - ORD
SENORD
London Southend
Mon 5/25
7:30 am-2:15 pm
3 stops36h 45m
$516
Showing 1-10 of 15 results
Best time to book a flight from Southend to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Southend 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 London Southend Airport to Illinois
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