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Cheap flights from New Haven to Illinois from $44

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Haven to Illinois departing on 9/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from New Haven to Illinois

Cheap round-trip flights

Avelo Airlines Logo
3:50 pm - 5:11 pmHVN-ORD
2h 21mnonstop
Avelo Airlines Logo
6:02 pm - 9:10 pmORD-HVN
2h 08mnonstop
$97Avelo Airlines
Find Deal
Sun, Sep 7 - Thu, Sep 11
Avelo Airlines Logo
3:50 pm - 5:11 pmHVN-ORD
2h 21mnonstop
Avelo Airlines Logo
6:02 pm - 9:10 pmORD-HVN
2h 08mnonstop
$143Avelo Airlines
Find Deal
Thu, Sep 11 - Sun, Sep 14
Avelo Airlines Logo
3:50 pm - 5:11 pmHVN-ORD
2h 21mnonstop
Avelo Airlines Logo
6:02 pm - 9:10 pmORD-HVN
2h 08mnonstop
$148Avelo Airlines
Find Deal
Thu, Sep 11 - Sun, Sep 14
Avelo Airlines Logo
1:45 pm - 3:05 pmHVN-ORD
2h 20mnonstop
Avelo Airlines Logo
3:55 pm - 7:05 pmORD-HVN
2h 10mnonstop
$158Avelo Airlines
Find Deal
Thu, Aug 28 - Sun, Aug 31
Avelo Airlines Logo
3:50 pm - 5:11 pmHVN-ORD
2h 21mnonstop
Avelo Airlines Logo
6:02 pm - 9:10 pmORD-HVN
2h 08mnonstop
$190Avelo Airlines
Find Deal
Thu, Sep 25 - Sun, Sep 28
Avelo Airlines Logo
1:45 pm - 3:06 pmHVN-ORD
2h 21mnonstop
Avelo Airlines Logo
3:51 pm - 6:59 pmORD-HVN
2h 08mnonstop
$208Avelo Airlines
Find Deal
Thu, Oct 23 - Sun, Oct 26
Avelo Airlines Logo
1:45 pm - 3:06 pmHVN-ORD
2h 21mnonstop
Avelo Airlines Logo
3:51 pm - 6:59 pmORD-HVN
2h 08mnonstop
$219Avelo Airlines
Find Deal
Thu, Oct 9 - Sun, Oct 12
Logo
3:50 pm - 5:11 pmHVN-ORD
2h 21mnonstop
Logo
11:36 am - 8:14 pmORD-HVN
7h 38m1 stop
$257
Find Deal
Thu, Sep 11 - Sun, Sep 14
Avelo Airlines Logo
2:10 pm - 3:40 pmHVN-ORD
2h 30mnonstop
Avelo Airlines Logo
4:40 pm - 7:45 pmORD-HVN
2h 05mnonstop
$283Avelo Airlines
Find Deal
Sun, Nov 23 - Wed, Nov 26
Avelo Airlines Logo
1:45 pm - 3:05 pmHVN-ORD
2h 20mnonstop
Avelo Airlines Logo
3:55 pm - 7:05 pmORD-HVN
2h 10mnonstop
$296Avelo Airlines
Find Deal
Sun, Aug 10 - Thu, Aug 14

Avelo Airlines flights from New Haven to Illinois

Our best Avelo Airlines deals on New Haven to Illinois flight tickets
Avelo Airlines
Sep 7
HVN3:50 pmTweed-New Haven
2h 21m
ORD5:11 pmChicago O'Hare Intl
Sep 11
ORD6:02 pmChicago O'Hare Intl
2h 08m
HVN9:10 pmTweed-New Haven
$97
Find similar
Avelo Airlines
Sep 11
HVN3:50 pmTweed-New Haven
2h 21m
ORD5:11 pmChicago O'Hare Intl
Sep 14
ORD6:02 pmChicago O'Hare Intl
2h 08m
HVN9:10 pmTweed-New Haven
$143
Find similar
Avelo Airlines
Sep 11
HVN3:50 pmTweed-New Haven
2h 21m
ORD5:11 pmChicago O'Hare Intl
Sep 14
ORD6:02 pmChicago O'Hare Intl
2h 08m
HVN9:10 pmTweed-New Haven
$148
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New Haven 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from New Haven to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Sun 9/7

3:50 pm-5:11 pm

Nonstop2h 21m

Chicago O'Hare Intl

Thu 9/11

6:02 pm-9:10 pm

Nonstop2h 08m

$97

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 9/11

3:50 pm-5:11 pm

Nonstop2h 21m

Chicago O'Hare Intl

Sun 9/14

6:02 pm-9:10 pm

Nonstop2h 08m

$143

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 9/11

3:50 pm-5:11 pm

Nonstop2h 21m

Chicago O'Hare Intl

Sun 9/14

6:02 pm-9:10 pm

Nonstop2h 08m

$148

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 8/28

1:45 pm-3:05 pm

Nonstop2h 20m

Chicago O'Hare Intl

Sun 8/31

3:55 pm-7:05 pm

Nonstop2h 10m

$158

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 9/25

3:50 pm-5:11 pm

Nonstop2h 21m

Chicago O'Hare Intl

Sun 9/28

6:02 pm-9:10 pm

Nonstop2h 08m

$190

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 10/23

1:45 pm-3:06 pm

Nonstop2h 21m

Chicago O'Hare Intl

Sun 10/26

3:51 pm-6:59 pm

Nonstop2h 08m

$208

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 10/9

1:45 pm-3:06 pm

Nonstop2h 21m

Chicago O'Hare Intl

Sun 10/12

3:51 pm-6:59 pm

Nonstop2h 08m

$219

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 9/11

3:50 pm-5:11 pm

Nonstop2h 21m

Chicago O'Hare Intl

Sun 9/14

11:36 am-8:14 pm

1 stop7h 38m

$257

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Sun 11/23

2:10 pm-3:40 pm

Nonstop2h 30m

Chicago O'Hare Intl

Wed 11/26

4:40 pm-7:45 pm

Nonstop2h 05m

$283

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Sun 8/10

1:45 pm-3:05 pm

Nonstop2h 20m

Chicago O'Hare Intl

Thu 8/14

3:55 pm-7:05 pm

Nonstop2h 10m

$296

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from New Haven to Illinois

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 Illinois?

The cheapest day to depart from New Haven to Illinois is on a Monday when prices can be found for as low as $132. Flights from New Haven to Illinois on a Thursday will generally be more expensive and average around $208. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from New Haven to Illinois during this time can be as low as $153. Flights in the evening are often more expensive with an average ticket price of $290.

What is the cheapest Tweed-New Haven to Illinois flight route?

Fly from Tweed-New Haven to Chicago O'Hare Intl for the best Tweed-New Haven - Illinois flight prices

What cabin class options are available on Tweed-New Haven to Illinois flights?

There are 1 cabin classes available to choose from on Tweed-New Haven to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap New Haven to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Haven to Illinois

Best Price Found

$44

Fastest flight time

2h 20m

Direct flights

Mon and Fri

Airports in Illinois

1 airport
The best one-way flight to Illinois from New Haven in the past 72 hours is $44. The best round-trip flight deal from New Haven to Illinois found on momondo in the last 72 hours is $97.
The fastest flight from New Haven to Illinois takes 2h 20m
Direct flights go from New Haven to Illinois on Monday and Friday. The only airline offering direct flights is Avelo Airlines.
There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)
Search flight deals

  • When did momondo last update prices for flights from Tweed-New Haven Airport to Illinois?

    Prices for flights from Tweed-New Haven Airport to Illinois refresh daily.

  • How many operators does momondo search for flights from Tweed-New Haven Airport to Illinois?

  • How old do you have to be to fly from Tweed-New Haven Airport to Illinois?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tweed-New Haven Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from New Haven to Illinois?

Best airlines flying from New Haven to Illinois

Compare and see reviews for airlines that fly from New Haven to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Avelo AirlinesPriceFrom $77Free CancellationRating
7.5
78 reviews
Search Avelo Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from New Haven to Illinois?

Finding the right flight to Illinois from New Haven is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

Can I find flights from New Haven to Illinois with flexible booking policies on momondo?

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

How can momondo help me find flights from New Haven to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from New Haven.

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from New Haven and alert you when they change.

An easier way to manage your Illinois trip

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