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$129+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — IND
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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Cheap 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 June 11, 2026.

This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:05 am
TTN
-
IND
1 stop27h 43m
Frontier
Wed 7/87:10 pm
IND
-
TTN
1 stop28h 30m
Frontier
Deal found 6/10$258
This Booking.com deal was found by Cheapflights users on 6/9. 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.
Tue 7/146:05 am
TTN
-
IND
1 stop27h 43m
Frontier
Tue 7/217:10 pm
IND
-
TTN
1 stop28h 30m
Frontier
Deal found 6/9$260
This Expedia deal was found by Cheapflights users on 6/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:37 pm
TTN
-
IND
1 stop12h 36m
Frontier
Mon 7/66:32 pm
IND
-
TTN
1 stop14h 06m
Frontier
Deal found 6/7$263
This Expedia deal was found by Cheapflights users on 6/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:05 am
TTN
-
IND
1 stop27h 53m
Frontier
Mon 7/206:32 pm
IND
-
TTN
1 stop14h 06m
Frontier
Deal found 6/7$268
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Sun 10/412:13 pm
TTN
-
IND
1 stop23h 34m
Allegiant Air
Fri 10/99:23 am
IND
-
TTN
1 stop9h 18m
Allegiant Air
Deal found 6/7$275
This Frontier deal was found by Cheapflights users on 6/7. 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 7/411:22 am
TTN
-
IND
1 stop7h 39m
Frontier
Wed 7/810:53 am
IND
-
TTN
1 stop12h 47m
Frontier
Deal found 6/7$284
This Booking.com deal was found by Cheapflights users on 6/6. 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 7/156:25 am
TTN
-
IND
1 stop27h 38m
Frontier
Tue 7/217:10 pm
IND
-
TTN
1 stop28h 30m
Frontier
Deal found 6/6$286
This Orbitz deal was found by Cheapflights users on 6/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:33 pm
TTN
-
IND
1 stop22h 23m
Frontier
Mon 8/247:41 pm
IND
-
TTN
1 stop14h 06m
Frontier
Deal found 6/10$308
This Frontier deal was found by Cheapflights users on 6/9. 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.
Wed 7/86:25 am
TTN
-
IND
1 stop11h 50m
Frontier
Wed 7/1510:53 am
IND
-
TTN
1 stop12h 47m
Frontier
Deal found 6/9$310
This Expedia deal was found by Cheapflights users on 6/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:05 am
TTN
-
IND
1 stop12h 10m
Frontier
Fri 7/106:32 pm
IND
-
TTN
1 stop14h 06m
Frontier
Deal found 6/7$313
This Expedia deal was found by Cheapflights users on 6/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/259:23 am
TTN
-
IND
1 stop24h 40m
Frontier
Mon 7/276:32 pm
IND
-
TTN
1 stop14h 06m
Frontier
Deal found 6/9$315
This Booking.com deal was found by Cheapflights users on 6/6. 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.
Mon 7/206:05 am
TTN
-
IND
1 stop11h 32m
Frontier
Tue 7/217:10 pm
IND
-
TTN
1 stop28h 30m
Frontier
Deal found 6/6$316

Find 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 June 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$258
(Expedia)

One-way from

$129
(Frontier)

Popular in

April

Cheapest in

February

Average price

$349
Provider with most accurate pricing for Trenton-Mercer-Indianapolis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Trenton-Mercer-Indianapolis flights.
Search Deals
From Trenton-Mercer to Indianapolis
Search Deals
One-way flight from Trenton-Mercer to Indianapolis
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 11, 2026.
Use the filters below to find and compare flights from Trenton to Indianapolis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sat 8/22

8:33 pm-10:28 am

1 stop13h 55m

Indianapolis

Mon 8/24

7:41 pm-9:47 am

1 stop14h 06m

$258
Quickest round-trip

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sat 7/4

11:22 am-7:01 pm

1 stop7h 39m

Indianapolis

Wed 7/8

10:53 am-11:40 pm

1 stop12h 47m

$258

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sat 8/1

6:05 am-10:03 am

1 stop27h 58m

Indianapolis

Sat 8/8

10:53 am-10:28 am

1 stop23h 35m

$258

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Tue 8/18

8:33 pm-6:56 pm

1 stop22h 23m

Indianapolis

Tue 8/25

7:41 pm-9:47 am

1 stop14h 06m

$268

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Wed 7/8

6:25 am-6:15 pm

1 stop11h 50m

Indianapolis

Wed 7/15

10:53 am-11:40 pm

1 stop12h 47m

$284

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sat 8/8

6:05 am-10:03 am

1 stop27h 58m

Indianapolis

Mon 8/10

10:53 am-11:40 pm

1 stop12h 47m

$284

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Thu 8/20

10:32 am-6:56 pm

1 stop8h 24m

Indianapolis

Sun 8/23

7:41 pm-9:47 am

1 stop14h 06m

$308

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Fri 7/10

6:05 am-9:58 am

1 stop27h 53m

Indianapolis

Sat 7/11

7:47 pm-8:38 am

1 stop12h 51m

$313
Cheapest one-way

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sat 8/1

6:05 am-10:03 am

1 stop27h 58m

$135

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Wed 8/19

8:33 pm-10:28 am

1 stop13h 55m

$135

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Trenton to Indianapolis

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 Trenton to Indianapolis in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 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 Trenton, New Jersey-Indianapolis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Trenton, New Jersey-Indianapolis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Trenton, New Jersey-Indianapolis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Trenton, New Jersey-Indianapolis flights, Cheapflights users trust FlightHub the most. FlightHub 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 Trenton, New Jersey-Indianapolis 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 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.

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 13h 55m. 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.

See more FAQs

Traveling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
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