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Saint Peter

$429+ Cheap flights from Illinois to Saint Peter (JER)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — JER
Sep 10 — Sep 171
Wed 9/10
Wed 9/17
1 adult, Economy
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Cheap 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 September 5, 2025.

Round-trip from

$429
(oojo)
From Illinois to Saint Peter Jersey
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Find flight deals from Illinois to Saint Peter

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 September 5, 2025.

This oojo deal was found by Cheapflights users on 9/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/53:27 pmORD - JER
2 stops18h 58mBritish Airways
Tue 10/147:05 amJER - ORD
1 stop12h 45mBritish Airways
Deal found 9/3$429
This Mytrip deal was found by Cheapflights users on 9/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/55:05 amORD - JER
3 stops30h 35mMultiple Airlines
Tue 10/141:00 pmJER - ORD
2 stops33h 10mMultiple Airlines
Deal found 9/3$903

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated September 5, 2025.
Use the filters below to find and compare flights from Illinois to Saint Peter that are best for you.

Fly from

Illinois

Fly to

Saint Peter

Route

Depart

Return

Price

ChicagoSaint Peter

ORD - JER

ORDJER

Chicago O'Hare Intl

Sun 10/5

3:27 pm-4:25 pm

2 stops18h 58m

Saint Peter Jersey

Tue 10/14

7:05 am-1:50 pm

1 stop12h 45m

$429

ChicagoSaint Peter

ORD - JER

ORDJER

Chicago O'Hare Intl

Fri 2/27

5:10 pm-8:15 pm

1 stop21h 05m

Saint Peter Jersey

Tue 3/3

7:10 am-6:45 pm

1 stop17h 35m

$501

ChicagoSaint Peter

ORD - JER

ORDJER

Chicago O'Hare Intl

Sun 10/5

5:05 am-5:40 pm

3 stops30h 35m

Saint Peter Jersey

Tue 10/14

1:00 pm-4:10 pm

2 stops33h 10m

$903

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

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 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 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?

    Saint Peter Jersey (JER) is the airport you will fly into if you book a flight from Illinois to Saint Peter. It is only a 0.8 mi journey from Jersey (JER) to Saint Peter’s city center.

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

    Departing from Illinois to Saint Peter will take you 18h 58m. 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 vacation 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

Traveling 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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