$70 Cheap Flights from Milwaukee (MKE) to Trenton (TTN)

View $70 flight on Sat, Jan 31, 2026Opens in a new window

Popular airlines from General Mitchell Intl. Airport (MKE) to Trenton–Mercer Airport (TTN)

Cheap Flights from Milwaukee to Trenton (MKE-TTN)

Prices were available within the past 7 days and start at $70 for one-way flights and $155 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Jan 10 - Fri, Jan 23
MKE
Milwaukee
TTN
Trenton
$155 Roundtrip, found 1 day ago
$155
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Jan 10 from Milwaukee to Trenton, returning Fri, Jan 23, priced at $155 found 1 day ago
Frontier Airlines
Sat, Jan 10 - Thu, Jan 22
MKE
Milwaukee
TTN
Trenton
$172 Roundtrip, found 1 day ago
$172
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Jan 10 from Milwaukee to Trenton, returning Thu, Jan 22, priced at $172 found 1 day ago
Frontier Airlines
Sun, Jan 4 - Thu, Jan 15
MKE
Milwaukee
TTN
Trenton
$173 Roundtrip, found 1 day ago
$173
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Jan 4 from Milwaukee to Trenton, returning Thu, Jan 15, priced at $173 found 1 day ago
Frontier Airlines
Mon, Jan 5 - Fri, Jan 23
MKE
Milwaukee
TTN
Trenton
$176 Roundtrip, found 1 day ago
$176
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Jan 5 from Milwaukee to Trenton, returning Fri, Jan 23, priced at $176 found 1 day ago
Frontier Airlines
Fri, Jan 9 - Fri, Jan 23
MKE
Milwaukee
TTN
Trenton
$190 Roundtrip, found 1 day ago
$190
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jan 9 from Milwaukee to Trenton, returning Fri, Jan 23, priced at $190 found 1 day ago
Frontier Airlines
Mon, Jan 5 - Sat, Jan 10
MKE
Milwaukee
TTN
Trenton
$193 Roundtrip, found 21 hours ago
$193
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Mon, Jan 5 from Milwaukee to Trenton, returning Sat, Jan 10, priced at $193 found 21 hours ago
Frontier Airlines
Sat, Jan 17 - Mon, Feb 2
MKE
Milwaukee
TTN
Trenton
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Jan 17 from Milwaukee to Trenton, returning Mon, Feb 2, priced at $199 found 1 day ago
Frontier Airlines
Fri, Jan 9 - Thu, Jan 22
MKE
Milwaukee
TTN
Trenton
$207 Roundtrip, found 1 day ago
$207
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jan 9 from Milwaukee to Trenton, returning Thu, Jan 22, priced at $207 found 1 day ago
Frontier Airlines
Mon, Jan 5 - Mon, Jan 26
MKE
Milwaukee
TTN
Trenton
$214 Roundtrip, found 1 day ago
$214
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Jan 5 from Milwaukee to Trenton, returning Mon, Jan 26, priced at $214 found 1 day ago
American Airlines
Tue, Jan 20 - Thu, Jan 22
MKE
Milwaukee
TTN
Trenton
$250 Roundtrip, found 15 hours ago
$250
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Tue, Jan 20 from Milwaukee to Trenton, returning Thu, Jan 22, priced at $250 found 15 hours ago
Flights from Milwaukee (MKE) to Trenton (TTN)
Origin airport
General Mitchell Intl.
Destination airport
Mercer
Airlines serving
American Airlines, Frontier Airlines
Roundtrip price
$155
Distance
699 mi

Milwaukee to Trenton Flights

The cheapest times to fly from Milwaukee to Trenton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Milwaukee to Trenton are during the month of January. You can find some of the cheapest flights from Milwaukee to Trenton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Milwaukee to Trenton

Sunday is one of the best days to book for cheap flights from Milwaukee to Trenton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Milwaukee to Trenton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Milwaukee to Trenton in 2026. You can also book with separate airlines for your outbound and return journeys, from $70 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Milwaukee to Trenton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Milwaukee to Trenton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN) cost?
Lock in a cheap one-way flight from $70 or cheap return flight from $155 from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN)?
January is the cheapest month to fly from MKE to TTN. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from MKE to TTN. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN)?
There are no daily direct flights available from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from MKE to TTN?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN)?
To avoid potential delays on the General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN) route, aim to fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Trenton from General Mitchell Intl. Airport (MKE)?
Come in for landing at any of these Trenton airports following your direct flight from General Mitchell Intl. Airport (MKE):

  • LaGuardia Airport (LGA)
  • Liberty Intl. Airport (EWR)
  • Philadelphia Intl. Airport (PHL)

Is it cheaper to buy a plane ticket from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN) last-minute?
Booking your ticket from MKE to TTN shortly before your journey is usually more expensive. But if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a MKE to TTN flight and hotel package?
You'll typically save money by booking a MKE to TTN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your preferred flights and accommodations, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from General Mitchell Intl. Airport (MKE) to Mercer Airport (TTN)?
It's usually possible to reschedule or cancel your MKE to TTN flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.