What is the cheapest airline that flies from Tweed-New Haven to Illinois?

Avelo Airlines is the most popular carrier operating from Tweed-New Haven to Illinois

How many flights depart from New Haven to Illinois on average per week?

As of September 2025, 2 flights take off from New Haven and land in Illinois each week. The most common flight departure day for this route is Thu, with 50% of weekly flights taking off on this day.

What airlines fly to Illinois?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from New Haven according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 7 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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 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.

$45 Cheap Flights from New Haven to Illinois in 2025/26

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Find the cheapest flights from New Haven to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

5:10 pm - 6:40 pmHVN-ORD

2h 30mnonstop

4:35 pm - 7:40 pmORD-HVN

2h 05mnonstop

$88Avelo Airlines

Find Deal

Wed, Dec 24 - Thu, Dec 25

1:50 pm - 3:20 pmHVN-ORD

2h 30mnonstop

4:05 pm - 7:10 pmORD-HVN

2h 05mnonstop

$141Avelo Airlines

Find Deal

Thu, Dec 4 - Sun, Dec 7

1:45 pm - 3:06 pmHVN-ORD

2h 21mnonstop

6:05 pm - 9:09 pmORD-HVN

2h 04mnonstop

$143Avelo Airlines

Find Deal

Sun, Nov 2 - Thu, Nov 6

2:20 pm - 3:50 pmHVN-ORD

2h 30mnonstop

4:35 pm - 7:40 pmORD-HVN

2h 05mnonstop

$166Avelo Airlines

Find Deal

Sun, Dec 28 - Thu, Jan 1

6:26 pm - 11:28 pmHVN-ORD

6h 02m1 stop

1:50 pm - 5:46 pmORD-HVN

26h 56m1 stop

$186Multiple Airlines

Find Deal

Mon, Nov 10 - Sun, Nov 16

6:26 pm - 11:28 pmHVN-ORD

6h 02m1 stop

1:50 pm - 5:46 pmORD-HVN

26h 56m1 stop

$198Multiple Airlines

Find Deal

Mon, Nov 10 - Thu, Nov 13

6:26 pm - 11:28 pmHVN-ORD

6h 02m1 stop

1:50 pm - 5:46 pmORD-HVN

26h 56m1 stop

$200Multiple Airlines

Find Deal

Fri, Nov 14 - Sun, Nov 16

11:06 am - 11:28 pmHVN-ORD

13h 22m1 stop

6:40 am - 5:46 pmORD-HVN

34h 06m2 stops

$209Multiple Airlines

Find Deal

Thu, Oct 30 - Thu, Nov 6

11:06 am - 11:28 pmHVN-ORD

13h 22m1 stop

7:51 pm - 1:57 pmORD-HVN

17h 06m1 stop

$211Multiple Airlines

Find Deal

Thu, Oct 30 - Mon, Nov 3

6:26 pm - 11:28 pmHVN-ORD

6h 02m1 stop

2:42 pm - 5:46 pmORD-HVN

26h 04m2 stops

$212Multiple Airlines

Find Deal

Mon, Nov 10 - Thu, Nov 13

Avelo Airlines flights from New Haven to Illinois

Our best Avelo Airlines deals on New Haven to Illinois flight tickets

Avelo Airlines

Dec 24

HVN5:10 pmTweed-New Haven

2h 30m

ORD6:40 pmChicago O'Hare Intl

Dec 25

ORD4:35 pmChicago O'Hare Intl

2h 05m

HVN7:40 pmTweed-New Haven

$88

Find similar

Avelo Airlines

Dec 4

HVN1:50 pmTweed-New Haven

2h 30m

ORD3:20 pmChicago O'Hare Intl

Dec 7

ORD4:05 pmChicago O'Hare Intl

2h 05m

HVN7:10 pmTweed-New Haven

$141

Find similar

Avelo Airlines

Nov 2

HVN1:45 pmTweed-New Haven

2h 21m

ORD3:06 pmChicago O'Hare Intl

Nov 6

ORD6:05 pmChicago O'Hare Intl

2h 04m

HVN9:09 pmTweed-New Haven

$143

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Wed 12/24

5:10 pm-6:40 pm

Nonstop2h 30m

Chicago O'Hare Intl

Thu 12/25

4:35 pm-7:40 pm

Nonstop2h 05m

$88

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 12/4

1:50 pm-3:20 pm

Nonstop2h 30m

Chicago O'Hare Intl

Sun 12/7

4:05 pm-7:10 pm

Nonstop2h 05m

$141

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Sun 11/2

1:45 pm-3:06 pm

Nonstop2h 21m

Chicago O'Hare Intl

Thu 11/6

6:05 pm-9:09 pm

Nonstop2h 04m

$143

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Sun 12/28

2:20 pm-3:50 pm

Nonstop2h 30m

Chicago O'Hare Intl

Thu 1/1

4:35 pm-7:40 pm

Nonstop2h 05m

$166

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Mon 11/10

6:26 pm-11:28 pm

1 stop6h 02m

Chicago O'Hare Intl

Sun 11/16

1:50 pm-5:46 pm

1 stop26h 56m

$186

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Mon 11/10

6:26 pm-11:28 pm

1 stop6h 02m

Chicago O'Hare Intl

Thu 11/13

1:50 pm-5:46 pm

1 stop26h 56m

$198

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Fri 11/14

6:26 pm-11:28 pm

1 stop6h 02m

Chicago O'Hare Intl

Sun 11/16

1:50 pm-5:46 pm

1 stop26h 56m

$200

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 10/30

11:06 am-11:28 pm

1 stop13h 22m

Chicago O'Hare Intl

Thu 11/6

6:40 am-5:46 pm

2 stops34h 06m

$209

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Thu 10/30

11:06 am-11:28 pm

1 stop13h 22m

Chicago O'Hare Intl

Mon 11/3

7:51 pm-1:57 pm

1 stop17h 06m

$211

New HavenChicago

HVN - ORD

HVNORD

Tweed-New Haven

Mon 11/10

6:26 pm-11:28 pm

1 stop6h 02m

Chicago O'Hare Intl

Thu 11/13

2:42 pm-5:46 pm

2 stops26h 04m

$212

Flights are sorted by cheapest round-trip flights first.

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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

Prices

Airlines

Other information

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 $134. Flights from New Haven to Illinois on a Thursday will generally be more expensive and average around $199. 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 morning. Flights from New Haven to Illinois during this time can be as low as $178. 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 is only 1 cabin class 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	$77
Fastest flight time	2h 21m
Direct flights	Mon, Thu and Fri
Airports in Illinois	1 airport

The best one-way flight to Illinois from New Haven in the past 72 hours is $77. The best round-trip flight deal from New Haven to Illinois found on momondo in the last 72 hours is $178.

The fastest flight from New Haven to Illinois takes 2h 21m

Direct flights go from New Haven to Illinois on Monday, Thursday 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 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?
Based on momondo bookings for flights between New Haven and Illinois, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 17.33% of the total bookings. Other popular models include Boeing 737-800 with 16.00%, Boeing 737 MAX 8 with 9.33%, and Boeing 737-700 with 8.00%.

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.

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Find better results for your trip to Illinois

Popular cities in Illinois

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Cheap flights from New Haven to Illinois from $45

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 1/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from New Haven to Illinois

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Avelo Airlines flights from New Haven to Illinois

Our best Avelo Airlines deals on New Haven to Illinois flight tickets

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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?

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 morning. Flights from New Haven to Illinois during this time can be as low as $178. 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 is only 1 cabin class 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.

What is the cheapest airline that flies from Tweed-New Haven to Illinois?

Avelo Airlines is the most popular carrier operating from Tweed-New Haven to Illinois

What airlines fly to Illinois?

How many flights depart from New Haven to Illinois on average per week?

As of September 2025, 2 flights take off from New Haven and land in Illinois each week. The most common flight departure day for this route is Thu, with 50% of weekly flights taking off on this day.

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

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices 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?

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo