HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Trenton

$101+ Cheap flights from Indianapolis to Trenton, NJ (IND - TTN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
IND — TTN
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Indianapolis to Trenton with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Indianapolis to Trenton

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to Trenton (TTN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 7, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$144
(Frontier)

One-way from

$101
(Mytrip)

Popular in

November

Cheapest in

January

Average price

$159
Provider with most accurate pricing for Indianapolis-Trenton-Mercer flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-Trenton-Mercer flights.
Search Deals
From Indianapolis to Trenton-Mercer
Search Deals
One-way flight from Indianapolis to Trenton-Mercer
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Indianapolis to Trenton

Cheapest flights from Indianapolis to Trenton
Explore the most affordable flight options available from Indianapolis to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 7, 2026.

This Frontier deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/318:01 pmIND - TTN
1 stop12h 35mFrontier
Sat 2/712:04 pmTTN - IND
1 stop7h 02mFrontier
Deal found 1/7$159
This Booking.com deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/189:13 pmIND - TTN
1 stop12h 33mFrontier
Tue 3/246:00 amTTN - IND
1 stop27h 21mFrontier
Deal found 1/6$172
This Booking.com deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/228:31 pmIND - TTN
1 stop22h 07mFrontier
Sun 1/259:06 pmTTN - IND
1 stop21h 32mFrontier
Deal found 1/7$180
This Booking.com deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/1711:55 amIND - TTN
1 stop9h 43mFrontier
Wed 1/213:21 pmTTN - IND
1 stop28h 15mFrontier
Deal found 1/6$194
This Booking.com deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/267:33 pmIND - TTN
1 stop18h 53mFrontier
Fri 1/307:36 pmTTN - IND
1 stop23h 30mFrontier
Deal found 1/5$208
This Kiwi.com deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2212:38 pmIND - TTN
2 stops30h 00mMultiple Airlines
Mon 1/268:27 pmTTN - IND
1 stop21h 56mMultiple Airlines
Deal found 1/7$213
This Trip.com deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/248:01 pmIND - TTN
1 stop12h 35mFrontier
Sun 1/259:06 pmTTN - IND
1 stop21h 32mFrontier
Deal found 1/6$218
This Frontier deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/91:41 pmIND - TTN
1 stop10h 18mFrontier
Mon 1/126:00 amTTN - IND
1 stop6h 46mFrontier
Deal found 1/5$296
This Mytrip deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:15 amIND - TTN
1 stop12h 10mMultiple Airlines
Mon 3/2311:48 amTTN - IND
1 stop10h 55mMultiple Airlines
Deal found 1/6$308
This Gotogate deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/78:01 pmIND - TTN
1 stop12h 35mFrontier
Sun 2/89:06 pmTTN - IND
1 stop21h 32mFrontier
Deal found 1/6$315
This Booking.com deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/91:41 pmIND - TTN
1 stop10h 18mFrontier
Sat 1/108:00 amTTN - IND
1 stop6h 43mFrontier
Deal found 1/5$334

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indianapolis to Trenton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 7, 2026.
Use the filters below to find and compare flights from Indianapolis to Trenton that are best for you.

Fly from

Indianapolis

Fly to

Trenton

Route

Depart

Return

Price

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Wed 2/18

9:13 pm-9:46 am

1 stop12h 33m

Trenton-Mercer

Tue 3/24

6:00 am-9:21 am

1 stop27h 21m

$172

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Sat 1/17

11:55 am-9:38 pm

1 stop9h 43m

Trenton-Mercer

Wed 1/21

3:21 pm-7:36 pm

1 stop28h 15m

$194

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Thu 1/22

12:38 pm-6:38 pm

2 stops30h 00m

Trenton-Mercer

Mon 1/26

8:27 pm-6:23 pm

1 stop21h 56m

$213

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Sat 1/24

8:01 pm-8:36 am

1 stop12h 35m

Trenton-Mercer

Sun 1/25

9:06 pm-6:38 pm

1 stop21h 32m

$218

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Thu 3/12

6:15 am-6:25 pm

1 stop12h 10m

Trenton-Mercer

Mon 3/23

11:48 am-10:43 pm

1 stop10h 55m

$308

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Sat 2/7

8:01 pm-8:36 am

1 stop12h 35m

Trenton-Mercer

Sun 2/8

9:06 pm-6:38 pm

1 stop21h 32m

$315

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Sat 3/7

9:34 am-11:59 pm

1 stop14h 25m

Trenton-Mercer

Sat 3/21

6:00 am-8:12 am

1 stop26h 12m

$335

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Thu 3/12

6:15 am-6:25 pm

1 stop12h 10m

Trenton-Mercer

Sun 3/22

7:15 pm-12:12 am

3 stops28h 57m

$396

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Sat 2/28

9:25 am-6:01 pm

1 stop8h 36m

Trenton-Mercer

Sun 3/1

6:00 am-9:12 pm

1 stop15h 12m

$402

IndianapolisTrenton

IND - TTN

INDTTN

Indianapolis

Sat 3/14

9:34 am-9:18 pm

1 stop11h 44m

Trenton-Mercer

Mon 3/23

6:00 am-6:28 pm

1 stop12h 28m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 18 results
1
2

Compare providers for flights from Indianapolis to Trenton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Indianapolis to Trenton in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Indianapolis-Trenton, New Jersey flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Indianapolis-Trenton, New Jersey flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Indianapolis-Trenton, New Jersey flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Indianapolis-Trenton, New Jersey flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Indianapolis-Trenton, New Jersey flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Indianapolis to Trenton

Have a flexible travel schedule? Discover the best time to fly to Trenton from Indianapolis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to Trenton

What is the cheapest month to book a flight from Indianapolis to Trenton, New Jersey?

Currently, March is the cheapest month in which you can book a flight from Indianapolis to Trenton, New Jersey (average of $46). Flying from Indianapolis to Trenton, New Jersey in July is currently the most expensive (average of $88). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Trenton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Indianapolis to Trenton, New Jersey?

    Airlines like Frontier fly from Indianapolis to Trenton, New Jersey in about 12h 33m. The time it takes to get you to your destination can typically vary by up to . Indianapolis and Trenton, New Jersey are separated by a distance of 608 mi.

  • Can I find deals for flights from Indianapolis to Trenton that include hotel bookings?

    Yes. In addition to deals on Indianapolis to Trenton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to Trenton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Trenton.

  • Can I find deals for business class flights from Indianapolis to Trenton?

    Yes. Cheapflights offers flight deals from Indianapolis to Trenton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Indianapolis to Trenton, New Jersey?

    Currently, March is the cheapest month in which you can book a flight from Indianapolis to Trenton, New Jersey (average of $46). Flying from Indianapolis to Trenton, New Jersey in July is currently the most expensive (average of $88). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Indianapolis to Trenton

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to LaGuardia flights
O'Hare Intl to Newark flights
Midway to Newark flights
Cincinnati to John F Kennedy Intl flights
Cincinnati to LaGuardia flights
Midway to LaGuardia flights
O'Hare Intl to Philadelphia flights
Midway to John F Kennedy Intl flights
Cincinnati to Newark flights
Indianapolis to John F Kennedy Intl flights
Indianapolis to LaGuardia flights
Indianapolis to Newark flights
Louisville to LaGuardia flights
Midway to Philadelphia flights
Louisville to Newark flights
Cincinnati to Philadelphia flights
Louisville to John F Kennedy Intl flights
O'Hare Intl to Atlantic City flights
Indianapolis to Philadelphia flights
Louisville to Philadelphia flights
O'Hare Intl to Trenton flights
Dayton to Philadelphia flights
Dayton to LaGuardia flights
Dayton to Newark flights
Dayton to John F Kennedy Intl flights
South Bend to Newark flights
South Bend to LaGuardia flights
South Bend to John F Kennedy Intl flights
Fort Wayne to Newark flights
Kalamazoo to LaGuardia flights
Kalamazoo to John F Kennedy Intl flights
Cincinnati to Trenton flights
Fort Wayne to John F Kennedy Intl flights
Fort Wayne to LaGuardia flights
Kalamazoo to Newark flights
Fort Wayne to Philadelphia flights
South Bend to Philadelphia flights
Evansville to Newark flights
Evansville to Philadelphia flights
Evansville to John F Kennedy Intl flights
Evansville to LaGuardia flights
Kalamazoo to Philadelphia flights
Owensboro to LaGuardia flights
Owensboro to John F Kennedy Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.