$643 Cheap Flights from Trenton (TTN) to Honolulu (HNL)

View $643 flight on Wed, Dec 24, 2025Opens in a new window

Popular airlines from Trenton–Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL)

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Cheap Flights from Trenton to Honolulu (TTN-HNL)

Prices were available within the past 7 days and start at $643 for one-way flights and $1,087 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Dec 24 - Wed, Dec 31
TTN
Trenton
HNL
Oahu
$1,087 Roundtrip, found 6 days ago
$1,087
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 24 from Trenton to Oahu, returning Wed, Dec 31, priced at $1,087 found 6 days ago
American Airlines
Tue, Sep 22 - Thu, Oct 1
TTN
Trenton
HNL
Oahu
$1,116 Roundtrip, found 3 days ago
$1,116
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 22 from Trenton to Oahu, returning Thu, Oct 1, priced at $1,116 found 3 days ago
American Airlines
Fri, Apr 3 - Sat, Apr 11
TTN
Trenton
HNL
Oahu
$1,130 Roundtrip, found 3 days ago
$1,130
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Apr 3 from Trenton to Oahu, returning Sat, Apr 11, priced at $1,130 found 3 days ago
American Airlines
Tue, Sep 22 - Thu, Oct 1
TTN
Trenton
HNL
Oahu
$1,135 Roundtrip, found 3 days ago
$1,135
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 22 from Trenton to Oahu, returning Thu, Oct 1, priced at $1,135 found 3 days ago
American Airlines
Wed, Dec 24 - Wed, Dec 31
TTN
Trenton
HNL
Oahu
$1,158 Roundtrip, found 6 days ago
$1,158
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 24 from Trenton to Oahu, returning Wed, Dec 31, priced at $1,158 found 6 days ago
American Airlines
Tue, Sep 22 - Thu, Oct 1
TTN
Trenton
HNL
Oahu
$1,161 Roundtrip, found 3 days ago
$1,161
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 22 from Trenton to Oahu, returning Thu, Oct 1, priced at $1,161 found 3 days ago
American Airlines
Wed, Dec 24 - Wed, Dec 31
TTN
Trenton
HNL
Oahu
$1,165 Roundtrip, found 6 days ago
$1,165
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 24 from Trenton to Oahu, returning Wed, Dec 31, priced at $1,165 found 6 days ago
American Airlines
Wed, Dec 24 - Wed, Dec 31
TTN
Trenton
HNL
Oahu
$1,167 Roundtrip, found 6 days ago
$1,167
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 24 from Trenton to Oahu, returning Wed, Dec 31, priced at $1,167 found 6 days ago
American Airlines
Fri, Apr 3 - Sat, Apr 11
TTN
Trenton
HNL
Oahu
$1,183 Roundtrip, found 3 days ago
$1,183
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Apr 3 from Trenton to Oahu, returning Sat, Apr 11, priced at $1,183 found 3 days ago
American Airlines
Wed, Dec 24 - Wed, Dec 31
TTN
Trenton
HNL
Oahu
$1,202 Roundtrip, found 6 days ago
$1,202
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 24 from Trenton to Oahu, returning Wed, Dec 31, priced at $1,202 found 6 days ago

Frequently asked questions

How much does a flight from Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL) cost?
Get a cheap one-way flight from $643 or cheap return flight from $1,087 from Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL) 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 Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL)?
The cheapest month to fly from TTN to HNL is December, when demand is low. Off-peak season is usually when better flight deals are available between these airports.
Which airlines fly direct from Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL)?
While Trenton, NJ (TTN-Mercer) doesn't have any direct flights to Daniel K. Inouye Intl. Airport (HNL), other airports have nonstop options. Flying from Liberty Intl. Airport (EWR) will get you to Honolulu without any detours.
What is the cheapest airline that flies from Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL)?
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 HNL flight.
How many flights per day from Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL)?
Direct flights from Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL) 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 details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TTN to HNL?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change based on the season, airline 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 Daniel K. Inouye Intl. Airport (HNL)?
To land at Daniel K. Inouye Intl. Airport (HNL) without delays, select a flight that leaves from Mercer Airport (TTN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Daniel K. Inouye Intl. Airport (HNL) last-minute?
Booking your plane ticket from TTN to HNL right before your getaway is typically more expensive. But if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a TTN to HNL flight and hotel package?
You can save money by securing a TTN to HNL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your preferred flights and accommodations, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from Mercer Airport (TTN) to Daniel K. Inouye Intl. Airport (HNL)?
It's usually possible to cancel or reschedule your TTN to HNL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Mercer
Destination airport
Daniel K. Inouye Intl.
Airlines serving
American Airlines
Roundtrip price
$1,086
Distance
4926 mi

Book with confidence

Trenton to Honolulu Flights

The cheapest times to fly from Trenton to Honolulu

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

 

The best time to book a flight from Trenton to Honolulu

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

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 Honolulu in 2025. You can also book with separate airlines for your outbound and return journeys, from $643 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 Honolulu 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 Honolulu 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.

 

Trenton to Honolulu Flights

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