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Cheap flights from Illinois to Saint Peter from £550

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — JER
17 Aug — 24 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to Saint Peter

Enter your travel dates to find the best prices.

Cheapest flights from Illinois to Saint Peter
Explore the most affordable flight options available from Illinois to Saint Peter. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2026.

Mon 16/1121:50
ORD
-
JER
1 stop12h 20m
British Airways
Thu 19/1107:00
JER
-
ORD
1 stop17h 45m
British Airways
Deal found 13/7£550
Tue 18/821:15
ORD
-
JER
1 stop17h 20m
British Airways
Tue 25/807:05
JER
-
ORD
1 stop17h 10m
British Airways
Deal found 14/7£589
Tue 1/912:40
ORD
-
JER
2 stops14h 45m
British Airways
Tue 8/910:35
JER
-
ORD
1 stop11h 20m
British Airways
Deal found 18/7£594
Fri 28/821:15
ORD
-
JER
1 stop17h 20m
British Airways
Fri 4/907:00
JER
-
ORD
1 stop14h 55m
British Airways
Deal found 14/7£676

Find flight deals from Illinois to Saint Peter

Keep the following information in mind while searching for Illinois to Saint Peter flight deals. Data was last updated 18 July 2026.

Round-trip from

£550
British Airways
  • British Airways
  • 16/11-19/11
  • 2 total stops
  • 30h 05m total
  • Illinois to Saint Peter
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Illinois to Saint Peter 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 858,174 searches. Data last updated 18 July 2026.
Use the filters below to find and compare flights from Illinois to Saint Peter that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

ChicagoSaint Peter

ORD - JER

ORDJER

Chicago O'Hare Intl

Mon 16/11

21:50-16:10

1 stop12h 20m

Saint Peter Jersey

Thu 19/11

07:00-18:45

1 stop17h 45m

£550

ChicagoSaint Peter

ORD - JER

ORDJER

Chicago O'Hare Intl

Tue 18/8

16:30-16:20

2 stops17h 50m

Saint Peter Jersey

Tue 25/8

07:05-15:55

1 stop14h 50m

£593

ChicagoSaint Peter

ORD - JER

ORDJER

Chicago O'Hare Intl

Tue 1/9

12:40-09:25

2 stops14h 45m

Saint Peter Jersey

Tue 8/9

07:05-16:58

2 stops15h 53m

£601

ChicagoSaint Peter

ORD - JER

ORDJER

Chicago O'Hare Intl

Fri 28/8

21:15-20:35

1 stop17h 20m

Saint Peter Jersey

Fri 4/9

07:00-15:55

1 stop14h 55m

£676

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Sorted by cheapest first

Best time to book a flight from Illinois to Saint Peter

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

Cheapflights Insights

Everything you need to know about your flight from Illinois to Saint Peter

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

Related info for your journey

Find useful and relevant information for your journey from Illinois to Saint Peter. 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 Saint Peter from Illinois?

    For a flight from Illinois to Saint Peter, you will be flying into Jersey. Saint Peter Jersey (JER) is just 0.8 mi from the center of the city.

  • How long is the flight from Illinois to Saint Peter?

    There are many flights that can get you from Illinois to Saint Peter in 12h 20m. Fly via British Airways to get the fastest option. There are 3945 mi between Illinois and Saint Peter.

  • Can I find deals for flights from Illinois to Saint Peter that include hotel bookings?

    Yes. In addition to deals on Illinois to Saint Peter flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Saint Peter?

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

  • Can I find deals for business class flights from Illinois to Saint Peter?

    Yes. Cheapflights offers flight deals from Illinois to Saint Peter 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

Travelling to a place near Saint Peter?

Book flights to Saint Peter if you plan to visit one of these locations
Saint Helier

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Yes! Cheapflights helps users easily find flights from Illinois to Saint Peter with no change fees.

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