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$76+ Cheap flights from Trenton, NJ to Indianapolis (TTN - IND)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — IND
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Trenton to Indianapolis

Discover tips and strategies to find the most affordable flight options for your journey from Trenton (TTN) to Indianapolis (IND). 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 September 15, 2025.

Round-trip from

$166
(Booking.com)

One-way from

$76
(Frontier)

Popular in

May

Cheapest in

February

Average price

$264
From Trenton-Mercer to Indianapolis
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One-way flight from Trenton-Mercer to Indianapolis
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Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Trenton to Indianapolis

Cheapest flights from Trenton to Indianapolis
Explore the most affordable flight options available from Trenton to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Booking.com deal was found by Cheapflights users on 9/14. 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.
Sun 10/124:25 pmTTN - IND
1 stop29h 07mFrontier
Sun 10/1910:06 pmIND - TTN
1 stop25h 53mFrontier
Deal found 9/14$166
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Sat 10/258:00 amTTN - IND
1 stop24h 44mFrontier
Sat 11/19:36 pmIND - TTN
1 stop18h 56mFrontier
Deal found 9/15$186
This Booking.com deal was found by Cheapflights users on 9/13. 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 10/94:25 pmTTN - IND
1 stop15h 36mFrontier
Sat 10/1110:14 pmIND - TTN
1 stop25h 45mFrontier
Deal found 9/13$187
This CheapOair deal was found by Cheapflights users on 9/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:30 amTTN - IND
1 stop24h 41mFrontier
Sun 9/285:22 pmIND - TTN
1 stop17h 38mFrontier
Deal found 9/15$213
This Booking.com deal was found by Cheapflights users on 9/14. 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 10/246:00 amTTN - IND
1 stop15h 28mFrontier
Sun 10/2610:06 pmIND - TTN
1 stop25h 53mFrontier
Deal found 9/14$218
This CheapOair deal was found by Cheapflights users on 9/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:30 amTTN - IND
1 stop24h 41mFrontier
Sat 9/206:26 pmIND - TTN
1 stop16h 34mFrontier
Deal found 9/14$249
This Booking.com deal was found by Cheapflights users on 9/13. 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.
Sun 9/144:57 pmTTN - IND
1 stop24h 13mFrontier
Fri 9/196:21 pmIND - TTN
1 stop16h 39mFrontier
Deal found 9/13$267
This Booking.com deal was found by Cheapflights users on 9/13. 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 10/176:00 amTTN - IND
1 stop15h 32mFrontier
Sun 10/1910:06 pmIND - TTN
1 stop25h 53mFrontier
Deal found 9/13$312
This Booking.com deal was found by Cheapflights users on 9/13. 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 9/184:57 pmTTN - IND
1 stop24h 24mFrontier
Sun 9/215:22 pmIND - TTN
1 stop17h 38mFrontier
Deal found 9/13$347
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 9/144:57 pmTTN - IND
1 stop16h 21mMultiple Airlines
Fri 9/198:58 pmIND - TTN
2 stops14h 02mMultiple Airlines
Deal found 9/13$359

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton to Indianapolis 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 September 15, 2025.
Use the filters below to find and compare flights from Trenton to Indianapolis that are best for you.

Fly from

Trenton

Fly to

Indianapolis

Route

Depart

Return

Price

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Mon 11/10

6:00 am-9:19 pm

1 stop15h 19m

Indianapolis

Thu 11/13

10:00 pm-11:59 pm

1 stop25h 59m

$166

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sun 10/12

4:25 pm-9:32 pm

1 stop29h 07m

Indianapolis

Sun 10/19

10:06 pm-11:59 pm

1 stop25h 53m

$166

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sat 10/25

8:00 am-8:44 am

1 stop24h 44m

Indianapolis

Sat 11/1

9:36 pm-4:32 pm

1 stop18h 56m

$186

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sat 10/11

8:00 am-8:44 am

1 stop24h 44m

Indianapolis

Thu 10/16

10:06 pm-11:59 pm

1 stop25h 53m

$187

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Thu 10/9

4:25 pm-8:01 am

1 stop15h 36m

Indianapolis

Sat 10/11

10:14 pm-11:59 pm

1 stop25h 45m

$187

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Fri 10/24

6:00 am-9:28 pm

1 stop15h 28m

Indianapolis

Sun 10/26

10:06 pm-11:59 pm

1 stop25h 53m

$218

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Mon 9/29

12:30 pm-5:07 pm

2 stops28h 37m

Indianapolis

Fri 10/3

6:21 pm-11:00 am

1 stop16h 39m

$312

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Fri 10/17

6:00 am-9:32 pm

1 stop15h 32m

Indianapolis

Sun 10/19

10:06 pm-11:59 pm

1 stop25h 53m

$312

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Thu 11/13

4:27 pm-9:19 pm

1 stop28h 52m

Indianapolis

Sun 11/16

10:21 pm-5:35 pm

1 stop19h 14m

$347

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Mon 10/13

6:00 am-12:17 pm

1 stop6h 17m

$76

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 17 results
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Best time to book a flight from Trenton to Indianapolis

Have a flexible travel schedule? Discover the best time to fly to Indianapolis from Trenton 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 Trenton to Indianapolis

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

Currently, August is the cheapest month in which you can book a flight from Trenton, New Jersey to Indianapolis (average of $286). Flying from Trenton, New Jersey to Indianapolis in March is currently the most expensive (average of $360). 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 Trenton to Indianapolis. 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 Trenton, New Jersey to Indianapolis?

    There are many flights that can get you from Trenton, New Jersey to Indianapolis in 15h 19m. Fly via Frontier to get the fastest option. The distance between Trenton, New Jersey and Indianapolis is about 608 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Trenton to Indianapolis 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 Trenton, New Jersey to Indianapolis?

    Currently, August is the cheapest month in which you can book a flight from Trenton, New Jersey to Indianapolis (average of $286). Flying from Trenton, New Jersey to Indianapolis in March is currently the most expensive (average of $360). 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

Traveling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
Muncie
Terre Haute
Noblesville
Fishers
Anderson
Kokomo
Greenwood
Bloomington
Franklin
Plainfield
Carmel
Crawfordsville
Speedway

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