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Cheap flights from Trenton, New Jersey to Indianapolis from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Trenton, New Jersey to Indianapolis departing on 7/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Trenton, New Jersey to Indianapolis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:25 am - 6:15 pm
TTN
-
IND
11h 50m
1 stop
Frontier Logo
7:47 pm - 8:38 am
IND
-
TTN
12h 51m
1 stop
$258Frontier
Mi, Jul 22 - Sa, Jul 25
Frontier Logo
6:05 am - 5:37 pm
TTN
-
IND
11h 32m
1 stop
Frontier Logo
7:47 pm - 8:38 am
IND
-
TTN
12h 51m
1 stop
$263Frontier
Mo, Jul 20 - Sa, Aug 1
Frontier Logo
9:23 am - 6:15 pm
TTN
-
IND
8h 52m
1 stop
Frontier Logo
7:10 pm - 11:40 pm
IND
-
TTN
28h 30m
1 stop
$266Frontier
Di, Jul 28 - Di, Aug 4
Frontier Logo
6:30 am - 6:38 pm
TTN
-
IND
12h 08m
1 stop
Frontier Logo
9:59 pm - 11:40 pm
IND
-
TTN
25h 41m
1 stop
$267Frontier
Mo, Aug 31 - Do, Sep 3
Frontier Logo
6:05 am - 5:37 pm
TTN
-
IND
11h 32m
1 stop
Frontier Logo
11:00 am - 11:40 pm
IND
-
TTN
12h 40m
1 stop
$268Frontier
Mo, Jul 20 - Do, Jul 23
Frontier Logo
7:15 am - 6:38 pm
TTN
-
IND
11h 23m
1 stop
Frontier Logo
7:33 pm - 11:40 pm
IND
-
TTN
28h 07m
1 stop
$271Frontier
Di, Aug 18 - Mi, Aug 19
Frontier Logo
9:23 am - 7:02 pm
TTN
-
IND
9h 39m
1 stop
Frontier Logo
7:10 pm - 11:40 pm
IND
-
TTN
28h 30m
1 stop
$276Frontier
Do, Jul 30 - Di, Aug 4
Frontier Logo
9:23 am - 7:02 pm
TTN
-
IND
9h 39m
1 stop
Frontier Logo
7:33 pm - 12:04 pm
IND
-
TTN
16h 31m
1 stop
$282Frontier
Sa, Aug 1 - Di, Aug 25
Frontier Logo
6:05 am - 6:15 pm
TTN
-
IND
12h 10m
1 stop
Frontier Logo
10:53 am - 11:40 pm
IND
-
TTN
12h 47m
1 stop
$284Frontier
Di, Jul 21 - Mi, Jul 22
Frontier Logo
6:05 am - 5:37 pm
TTN
-
IND
11h 32m
1 stop
Frontier Logo
10:53 am - 11:40 pm
IND
-
TTN
12h 47m
1 stop
$289Frontier
Mo, Jul 20 - Mi, Jul 22

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Frontier flights from Trenton, New Jersey to Indianapolis

Our best Frontier deals on Trenton, New Jersey to Indianapolis flight tickets
Frontier
Jul 22
TTN6:25 amTrenton-Mercer
11h 50m
1 stop
IND6:15 pmIndianapolis
Jul 25
IND7:47 pmIndianapolis
12h 51m
1 stop
TTN8:38 amTrenton-Mercer
$258
Frontier
Jul 20
TTN6:05 amTrenton-Mercer
11h 32m
1 stop
IND5:37 pmIndianapolis
Aug 1
IND7:47 pmIndianapolis
12h 51m
1 stop
TTN8:38 amTrenton-Mercer
$263
Frontier
Jul 28
TTN9:23 amTrenton-Mercer
8h 52m
1 stop
IND6:15 pmIndianapolis
Aug 4
IND7:10 pmIndianapolis
28h 30m
1 stop
TTN11:40 pmTrenton-Mercer
$266

momondo Fare Finder

 
Customize your flight search to find flights from Trenton, New Jersey 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, momondo users made 832,500 searches. Data last updated Juli 2, 2026.
Use the filters below to find and compare flights from Trenton, New Jersey to Indianapolis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Mi 7/22

6:25 am-6:15 pm

1 stop11h 50m

Indianapolis

Sa 7/25

7:47 pm-8:38 am

1 stop12h 51m

$258

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Mo 7/20

6:05 am-5:37 pm

1 stop11h 32m

Indianapolis

Sa 8/1

7:47 pm-8:38 am

1 stop12h 51m

$263

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Di 7/28

9:23 am-6:15 pm

1 stop8h 52m

Indianapolis

Di 8/4

7:10 pm-11:40 pm

1 stop28h 30m

$266

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Mo 8/31

6:30 am-6:38 pm

1 stop12h 08m

Indianapolis

Do 9/3

9:59 pm-11:40 pm

1 stop25h 41m

$267
Quickest round-trip

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Mo 7/20

6:05 am-5:37 pm

1 stop11h 32m

Indianapolis

Do 7/23

11:00 am-11:40 pm

1 stop12h 40m

$268

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Di 8/18

7:15 am-6:38 pm

1 stop11h 23m

Indianapolis

Mi 8/19

7:33 pm-11:40 pm

1 stop28h 07m

$271

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Do 7/30

9:23 am-7:02 pm

1 stop9h 39m

Indianapolis

Di 8/4

7:10 pm-11:40 pm

1 stop28h 30m

$276

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Sa 8/1

9:23 am-7:02 pm

1 stop9h 39m

Indianapolis

Di 8/25

7:33 pm-12:04 pm

1 stop16h 31m

$282

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Di 7/21

6:05 am-6:15 pm

1 stop12h 10m

Indianapolis

Mi 7/22

10:53 am-11:40 pm

1 stop12h 47m

$284

TrentonIndianapolis

TTN - IND

TTNIND

Trenton-Mercer

Mo 7/20

6:05 am-5:37 pm

1 stop11h 32m

Indianapolis

Mi 7/22

10:53 am-11:40 pm

1 stop12h 47m

$289

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Indianapolis from

How to get the cheapest flight ticket from Trenton, New Jersey to Indianapolis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Indianapolis?

Our data shows that Saturday is the least expensive day to fly to Indianapolis. Tickets to fly out on this day can be as low as $302. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Indianapolis on Monday is $456.

What is the cheapest time of day to depart on your flight to Indianapolis?

Flying to Indianapolis from Trenton, New Jersey at noon is the least expensive time of day to depart. momondo users have found prices as low as $332 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $350 on average. Flights to Indianapolis from Trenton, New Jersey in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Trenton, New Jersey to Indianapolis

Are you open to changing your travel dates? Check out the ideal times to fly from Trenton, New Jersey to Indianapolis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Trenton, New Jersey to Indianapolis (TTN to IND) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trenton, New Jersey to Indianapolis

Fastest flight time

6h 41m

Direct flights

None
The fastest flight from Trenton, New Jersey to Indianapolis takes 6h 41m
There are no direct flights from Trenton, New Jersey to Indianapolis. There are no popular flight routes from Trenton, New Jersey to Indianapolis.
Search flight deals

Frequently asked questions about flying from Trenton, New Jersey to Indianapolis

  • How far is Trenton-Mercer to Indianapolis by plane?

    Indianapolis is 603.4 mi away from Trenton-Mercer. Typically, this will take 6h 41m by plane in normal conditions.

  • When did momondo last update prices for flights from Trenton-Mercer Airport to Indianapolis Airport?

    Prices for flights from Trenton-Mercer Airport to Indianapolis Airport are updated daily.

  • How old do you have to be to fly from Trenton-Mercer Airport to Indianapolis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Trenton-Mercer Airport to Indianapolis Airport.

  • What documentation or ID do you need to fly to Indianapolis Airport?

    The travel and health documents required for your trip to Indianapolis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Indianapolis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Indianapolis?

Book flights to Indianapolis if you plan to visit one of these locations
Terre Haute
Bloomington
Kokomo
Muncie
Plainfield
Anderson
Greenwood
Noblesville
Carmel
Shelbyville
Franklin
Fishers
Speedway
Seymour
Westfield
West Lafayette
Crawfordsville
Brownsburg
Greenfield
Mooresville

Why use momondo?

Why should I use momondo to find a flight deal from Trenton to Indianapolis?

Finding the right flight to Indianapolis from Trenton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Indianapolis quick and easy, saving you time and money.

Can I find flights from Trenton to Indianapolis with flexible booking policies on momondo?

Yes. All flights to Indianapolis from Trenton on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Trenton to Indianapolis?

momondo helps you find the best flight between Trenton and Indianapolis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Trenton to Indianapolis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Indianapolis, momondo offers a useful price alert feature which will track prices for flights to Indianapolis from Trenton and alert you when they change.

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