$99 Cheap Flights from Trenton (TTN) to Milwaukee (MKE)

View $99 flight on Fri, Dec 5, 2025Opens in a new window

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

Cheap Flights from Trenton to Milwaukee (TTN-MKE)

Prices were available within the past 7 days and start at $99 for one-way flights and $293 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Apr 29 - Sat, May 2
TTN
Trenton
MKE
Milwaukee
$293 Roundtrip, found 2 days ago
$293
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Apr 29 from Trenton to Milwaukee, returning Sat, May 2, priced at $293 found 2 days ago
Frontier Airlines
Wed, Feb 4 - Mon, Feb 9
TTN
Trenton
MKE
Milwaukee
$320 Roundtrip, found 6 days ago
$320
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Wed, Feb 4 from Trenton to Milwaukee, returning Mon, Feb 9, priced at $320 found 6 days ago
American Airlines
Fri, Oct 31 - Sat, Nov 1
TTN
Trenton
MKE
Milwaukee
$331 Roundtrip, found 2 days ago
$331
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Oct 31 from Trenton to Milwaukee, returning Sat, Nov 1, priced at $331 found 2 days ago
American Airlines
Sat, Feb 28 - Mon, Mar 2
TTN
Trenton
MKE
Milwaukee
$338 Roundtrip, found 9 hours ago
$338
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Sat, Feb 28 from Trenton to Milwaukee, returning Mon, Mar 2, priced at $338 found 9 hours ago
American Airlines
Tue, Dec 30 - Wed, Jan 7
TTN
Trenton
MKE
Milwaukee
$342 Roundtrip, found 5 days ago
$342
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Dec 30 from Trenton to Milwaukee, returning Wed, Jan 7, priced at $342 found 5 days ago
American Airlines
Wed, Dec 3 - Tue, Dec 9
TTN
Trenton
MKE
Milwaukee
$350 Roundtrip, found 2 days ago
$350
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Dec 3 from Trenton to Milwaukee, returning Tue, Dec 9, priced at $350 found 2 days ago
American Airlines
Wed, Apr 29 - Sat, May 2
TTN
Trenton
MKE
Milwaukee
$352 Roundtrip, found 2 days ago
$352
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Apr 29 from Trenton to Milwaukee, returning Sat, May 2, priced at $352 found 2 days ago
American Airlines
Sat, Dec 6 - Tue, Dec 9
TTN
Trenton
MKE
Milwaukee
$360 Roundtrip, found 1 day ago
$360
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 6 from Trenton to Milwaukee, returning Tue, Dec 9, priced at $360 found 1 day ago
American Airlines
Sat, Feb 28 - Mon, Mar 2
TTN
Trenton
MKE
Milwaukee
$368 Roundtrip, found 6 days ago
$368
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Feb 28 from Trenton to Milwaukee, returning Mon, Mar 2, priced at $368 found 6 days ago
American Airlines
Wed, Nov 5 - Wed, Nov 12
TTN
Trenton
MKE
Milwaukee
$370 Roundtrip, found 20 hours ago
$370
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Wed, Nov 5 from Trenton to Milwaukee, returning Wed, Nov 12, priced at $370 found 20 hours ago
Flights from Trenton (TTN) to Milwaukee (MKE)
Origin airport
Mercer
Destination airport
General Mitchell Intl.
Airlines serving
American Airlines, Frontier Airlines
Roundtrip price
$292
Distance
699 mi

Trenton to Milwaukee Flights

The cheapest times to fly from Trenton to Milwaukee

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 Trenton to Milwaukee are during the month of April. You can find some of the cheapest flights from Trenton to Milwaukee with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Trenton to Milwaukee

Sunday is one of the best days to book for cheap flights from Trenton to Milwaukee: 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 Trenton to Milwaukee

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 Trenton to Milwaukee in 2025. You can also book with separate airlines for your outbound and return journeys, from $99 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 Trenton to Milwaukee 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 Trenton to Milwaukee 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 Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE) cost?
Snag a cheap one-way flight from $99 or cheap return flight from $293 from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE)?
April is the cheapest month to fly from TTN to MKE. Traveling during an off-peak travel window is often the key to landing a great deal.
Which airlines fly direct from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE)?
While Trenton, NJ (TTN-Mercer) doesn't offer any direct flights to General Mitchell Intl. Airport (MKE), other airports have nonstop routes. Jetting off from Liberty Intl. Airport (EWR) will get you to Milwaukee without any layovers.
What is the cheapest airline that flies from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest TTN to MKE flight.
How many flights per day from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE)?
There are no daily direct flights departing from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from TTN to MKE?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE)?
Opt for a flight from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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.
Is it cheaper to buy a plane ticket from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE) last-minute?
Waiting until just before your departure to book a ticket from TTN to MKE often results in higher prices. While you may come across some last-minute deals, they aren't always guaranteed. Keep your travel plans flexible for the best chance of scoring a bargain.
Is it cheaper to book a TTN to MKE flight and hotel package?
Securing a TTN to MKE flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our extensive range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Mercer Airport (TTN) to General Mitchell Intl. Airport (MKE)?
Typically, it's possible to cancel or reschedule your TTN to MKE flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.