$240 Cheap Flights from Portland (PWM) to Trenton (TTN)

View $240 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Portland Intl. Jetport Airport (PWM) to Trenton–Mercer Airport (TTN)

Cheap Flights from Portland to Trenton (PWM-TTN)

Prices were available within the past 7 days and start at $240 for one-way flights and $379 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Oct 28 - Sat, Nov 1
PWM
Portland
TTN
Trenton
$379 Roundtrip, found 2 days ago
$379
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Oct 28 from Portland to Trenton, returning Sat, Nov 1, priced at $379 found 2 days ago
American Airlines
Wed, Nov 19 - Wed, Nov 26
PWM
Portland
TTN
Trenton
$389 Roundtrip, found 3 days ago
$389
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Nov 19 from Portland to Trenton, returning Wed, Nov 26, priced at $389 found 3 days ago
American Airlines
Tue, Oct 28 - Sat, Nov 1
PWM
Portland
TTN
Trenton
$439 Roundtrip, found 2 days ago
$439
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Oct 28 from Portland to Trenton, returning Sat, Nov 1, priced at $439 found 2 days ago
American Airlines
Sat, Nov 8 - Mon, Nov 10
PWM
Portland
TTN
Trenton
$440 Roundtrip, found 2 hours ago
$440
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, Nov 8 from Portland to Trenton, returning Mon, Nov 10, priced at $440 found 2 hours ago
American Airlines
Thu, Jan 29 - Sun, Feb 1
PWM
Portland
TTN
Trenton
$441 Roundtrip, found 4 hours ago
$441
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Thu, Jan 29 from Portland to Trenton, returning Sun, Feb 1, priced at $441 found 4 hours ago
American Airlines
Wed, Nov 19 - Wed, Nov 26
PWM
Portland
TTN
Trenton
$449 Roundtrip, found 3 days ago
$449
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Nov 19 from Portland to Trenton, returning Wed, Nov 26, priced at $449 found 3 days ago
American Airlines
Wed, Oct 22 - Mon, Oct 27
PWM
Portland
TTN
Trenton
$451 Roundtrip, found 2 days ago
$451
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 22 from Portland to Trenton, returning Mon, Oct 27, priced at $451 found 2 days ago
American Airlines
Thu, Apr 9 - Sun, Apr 12
PWM
Portland
TTN
Trenton
$461 Roundtrip, found 1 hour ago
$461
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Thu, Apr 9 from Portland to Trenton, returning Sun, Apr 12, priced at $461 found 1 hour ago
American Airlines
Mon, Dec 15 - Sat, Dec 20
PWM
Portland
TTN
Trenton
$470 Roundtrip, found 5 days ago
$470
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Dec 15 from Portland to Trenton, returning Sat, Dec 20, priced at $470 found 5 days ago
American Airlines
Sat, Nov 22 - Wed, Dec 3
PWM
Portland
TTN
Trenton
$473 Roundtrip, found 2 days ago
$473
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 22 from Portland to Trenton, returning Wed, Dec 3, priced at $473 found 2 days ago

Alternative airports near Trenton

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Mercer TTN. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $461
TTN
Mercer
CheapestClosest
Average driving time to city center10 min
Flights from $461

Frequently asked questions

How much does a flight from Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN) cost?
Get a cheap one-way flight from $240 or cheap return flight from $379 from Portland Intl. Jetport Airport (PWM) 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 Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN)?
October is the cheapest month to fly from PWM to TTN. Timing your trip outside of the busy season is often the key to finding a great deal.
What is the cheapest airline that flies from Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest PWM to TTN flight.
How many flights per day from Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN)?
Direct flights from Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PWM to TTN?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN)?
Choose a flight from Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 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 Portland Intl. Jetport Airport (PWM)?
Board a direct flight from Portland Intl. Jetport Airport (PWM) to Trenton and arrive at any one of these hubs:

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

Is it cheaper to buy a plane ticket from Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN) last-minute?
Holding off until just before your departure to book a flight from PWM to TTN generally means paying more. While you may find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of landing a bargain.
Is it cheaper to book a PWM to TTN flight and hotel package?
Compared with arranging hotels and flights separately, booking a PWM to TTN flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the hassle out of travel planning. Simply pick your flights and choose from our extensive range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Portland Intl. Jetport Airport (PWM) to Mercer Airport (TTN)?
Typically, you can cancel or modify your PWM to TTN flight. However, there may be additional charges, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Portland Intl. Jetport
Destination airport
Mercer
Airlines serving
American Airlines
Roundtrip price
$379
Distance
328 mi

Book with confidence

Book with confidence

Portland to Trenton Flights

The cheapest times to fly from Portland 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 Portland to Trenton are during the month of October. You can find some of the cheapest flights from Portland to Trenton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Trenton

Sunday is one of the best days to book for cheap flights from Portland 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 Portland 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 Portland to Trenton in 2025. You can also book with separate airlines for your outbound and return journeys, from $240 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 Portland 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 Portland 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.

 

Portland to Trenton Flights

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*Available to One Key members.