$71 Cheap flights from O'Hare Intl. to Mercer (ORD to TTN)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from O'Hare Intl. to Mercer

Compare Flight Prices from Chicago to Trenton

Affordable Airfare Tickets from ORD to TTN Airport

The cheapest flights to Mercer found within the past 7 days were $186 round trip and $71 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Nov 15 - Mon, Nov 17
ORD
Chicago
TTN
Trenton
$186 Roundtrip, found 5 days ago
$186
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Nov 15 from Chicago to Trenton, returning Mon, Nov 17, priced at $186 found 5 days ago
Sat, Nov 15 - Mon, Nov 17
ORD
Chicago
TTN
Trenton
$231 Roundtrip, found 5 days ago
$231
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Nov 15 from Chicago to Trenton, returning Mon, Nov 17, priced at $231 found 5 days ago
Fri, Sep 12 - Mon, Sep 15
ORD
Chicago
TTN
Trenton
$235 Roundtrip, found 2 days ago
$235
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Sep 12 from Chicago to Trenton, returning Mon, Sep 15, priced at $235 found 2 days ago
Sat, Nov 15 - Mon, Nov 17
ORD
Chicago
TTN
Trenton
$246 Roundtrip, found 5 days ago
$246
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Nov 15 from Chicago to Trenton, returning Mon, Nov 17, priced at $246 found 5 days ago
Fri, Oct 24 - Wed, Oct 29
ORD
Chicago
TTN
Trenton
$251 Roundtrip, found 12 hours ago
$251
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Fri, Oct 24 from Chicago to Trenton, returning Wed, Oct 29, priced at $251 found 12 hours ago
Wed, Aug 6 - Mon, Aug 11
ORD
Chicago
TTN
Trenton
$259 Roundtrip, found 10 hours ago
$259
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Wed, Aug 6 from Chicago to Trenton, returning Mon, Aug 11, priced at $259 found 10 hours ago
Fri, Sep 26 - Mon, Sep 29
ORD
Chicago
TTN
Trenton
$264 Roundtrip, found 2 days ago
$264
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Sep 26 from Chicago to Trenton, returning Mon, Sep 29, priced at $264 found 2 days ago
Thu, Sep 4 - Mon, Sep 8
ORD
Chicago
TTN
Trenton
$266 Roundtrip, found 4 hours ago
$266
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Chicago to Trenton, returning Mon, Sep 8, priced at $266 found 4 hours ago
Tue, Jul 29 - Tue, Aug 5
ORD
Chicago
TTN
Trenton
$268 Roundtrip, found 13 hours ago
$268
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Tue, Jul 29 from Chicago to Trenton, returning Tue, Aug 5, priced at $268 found 13 hours ago
Fri, Aug 15 - Mon, Aug 18
ORD
Chicago
TTN
Trenton
$270 Roundtrip, just found
$270
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Aug 15 from Chicago to Trenton, returning Mon, Aug 18, priced at $270 just found

Mercer flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
MHO Hotel Bordentown

MHO Hotel Bordentown

2 out of 5
per person
Sep 5 - Sep 7
found 1 day ago
Roundtrip flight included
Chicago (MDW) to Trenton (TTN)
Motel 6 East Windsor, NJ - Hightstown

Motel 6 East Windsor, NJ - Hightstown

2.5 out of 5
per person
Sep 1 - Sep 9
found 3 hours ago
Roundtrip non-stop flight included
Chicago (CHI) to Trenton (TTN)
Holiday Inn Express Bordentown - Trenton South by IHG

Holiday Inn Express Bordentown - Trenton South by IHG

2.5 out of 5
per person
Sep 5 - Sep 7
found 1 day ago
Roundtrip flight included
Chicago (MDW) to Trenton (TTN)
Holiday Inn East Windsor by IHG

Holiday Inn East Windsor by IHG

3 out of 5
per person
Sep 5 - Sep 7
found 1 day ago
Roundtrip flight included
Chicago (MDW) to Trenton (TTN)
Don't see what you're looking for?
See all available trips from O'Hare Intl. to Mercer
View all trips

Frequently asked questions

Can I catch a flight from O'Hare Intl. Airport (ORD) to Trenton--Mercer Airport right now?
For info on any present Mercer Airport (TTN) travel advice and quarantine requirements, go to our Covid-19 Travel Advisor. Look before you arrange your flight, so you don't get caught out.
Are there direct flights from ORD to TTN?
Wander wisely and book a direct flight from ORD to TTN with Frontier Airlines. This airline is the perfect choice if you're hoping to travel to Trenton in the shortest possible time.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Trenton--Mercer Airport, please visit our Customer Service Portal.
How long is the flight from ORD to TTN?
With the flight from Chicago to Trenton taking on average 5 hours and 2 minutes, there will be time to get things done in the air. Make good use of your trip by bringing that book you've always wanted to read, seeing what in-flight entertainment is on offer or having a decent nap. You might even find you can squeeze in all three before the plane lands.
What is the flight distance from O'Hare Airport to Trenton--Mercer Airport?
There's a flight distance of 690 mi between ORD and TTN. Take advantage of the flight to jot down all the popular sightseeing places you want to visit and how you're going to get there. A detailed itinerary is key to having a stress-free vacation.
What airlines fly from ORD to Trenton--Mercer Airport?
If you're looking for an airline company that offers direct flights from Chicago to Trenton and rates highly with many travelers, try Frontier Airlines. They offer 21 services on this route each month.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Chicago to Trenton

 

Traveling From
O'Hare Intl.
Traveling To
Mercer
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$186

Discover our best flights from Chicago ORD to Trenton TTN. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Chicago ORD to Trenton TTN at the right price  

Airfares to Trenton TTN from Chicago ORD currently cost between $186 and $270. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Chicago ORD to Trenton TTN 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Chicago ORD to Trenton TTN on Travelocity starting at $71. Prices and availability subject to change. Additional terms may apply. 

 

Get to Trenton TTN from Chicago ORD quicker with direct flights. 

Get to Trenton faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to TTN from ORD to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Chicago ORD to Trenton TTN

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to TTN from ORD. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Chicago ORD to Trenton TTN today 

If you’re flexible about when you travel, November is usually the cheapest month to fly from Chicago ORD to Trenton TTN. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Trenton TTN from Chicago ORD 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to TTN from ORD have this option.  

 

Travel with confidence when you book flights to Trenton TTN from Chicago ORD with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.