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

Prices for flights from Trenton-Mercer Airport to Missouri were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Trenton-Mercer Airport to Missouri.

What documentation or ID do you need to fly to Missouri?

The travel and health documents you'll need for your trip to Missouri may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Missouri. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$76 Cheap Flights from Trenton to Missouri in 2026

1 adult

0 bags

Find the cheapest flights from Trenton, New Jersey to Missouri

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:12 pm - 11:19 pm

TTN

STL

29h 07m

1 stop

4:19 pm - 9:42 am

STL

TTN

16h 23m

1 stop

$160Frontier

Sat, May 2 - Fri, May 8

6:00 am - 11:19 pm

TTN

STL

18h 19m

1 stop

4:59 pm - 6:12 pm

STL

TTN

24h 13m

1 stop

$180Frontier

Thu, Apr 30 - Fri, May 1

4:49 pm - 12:21 am

TTN

STL

8h 32m

1 stop

4:19 pm - 9:42 am

STL

TTN

16h 23m

1 stop

$182Frontier

Thu, May 7 - Mon, May 11

8:00 am - 11:19 pm

TTN

STL

16h 19m

1 stop

4:59 pm - 11:59 pm

STL

TTN

6h 00m

1 stop

$187Frontier

Tue, Apr 28 - Sat, May 2

8:31 pm - 11:57 pm

TTN

STL

28h 26m

1 stop

4:19 pm - 9:42 am

STL

TTN

16h 23m

1 stop

$190Frontier

Thu, May 21 - Mon, May 25

8:31 pm - 12:21 am

TTN

STL

28h 50m

1 stop

4:19 pm - 9:42 am

STL

TTN

16h 23m

1 stop

$194Frontier

Fri, May 8 - Mon, May 11

8:00 am - 11:19 pm

TTN

STL

16h 19m

1 stop

4:59 pm - 6:12 pm

STL

TTN

24h 13m

1 stop

$201Frontier

Tue, Apr 28 - Fri, May 1

8:31 pm - 12:09 am

TTN

STL

28h 38m

1 stop

4:17 pm - 8:52 pm

STL

TTN

27h 35m

1 stop

$205Frontier

Mon, Jun 8 - Fri, Jun 12

8:33 pm - 12:09 am

TTN

STL

28h 36m

1 stop

4:17 pm - 9:57 am

STL

TTN

16h 40m

1 stop

$210Frontier

Fri, Jun 26 - Tue, Jun 30

8:31 pm - 12:09 am

TTN

STL

28h 38m

1 stop

4:17 pm - 10:17 am

STL

TTN

17h 00m

1 stop

$216Frontier

Mon, Jun 8 - Fri, Jun 12

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Frontier flights from Trenton, New Jersey to Missouri

Our best Frontier deals on Trenton, New Jersey to Missouri flight tickets

Frontier

May 2

TTN7:12 pmTrenton-Mercer

29h 07m

1 stop

STL11:19 pmLambert-St Louis

May 8

STL4:19 pmLambert-St Louis

16h 23m

1 stop

TTN9:42 amTrenton-Mercer

$160

Frontier

Apr 28

TTN8:00 amTrenton-Mercer

16h 19m

1 stop

STL11:19 pmLambert-St Louis

May 1

STL4:59 pmLambert-St Louis

24h 13m

1 stop

TTN6:12 pmTrenton-Mercer

$180

Frontier

May 7

TTN4:49 pmTrenton-Mercer

8h 32m

1 stop

STL12:21 amLambert-St Louis

May 11

STL4:19 pmLambert-St Louis

16h 23m

1 stop

TTN9:42 amTrenton-Mercer

$182

momondo Fare Finder

Use the filters below to find and compare flights from Trenton, New Jersey to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Sat 5/2

7:12 pm-11:19 pm

1 stop29h 07m

Lambert-St Louis

Fri 5/8

4:19 pm-9:42 am

1 stop16h 23m

$160

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Thu 4/30

6:00 am-11:19 pm

1 stop18h 19m

Lambert-St Louis

Fri 5/1

4:59 pm-6:12 pm

1 stop24h 13m

$180

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Thu 5/7

4:49 pm-12:21 am

1 stop8h 32m

Lambert-St Louis

Mon 5/11

4:19 pm-9:42 am

1 stop16h 23m

$182

Quickest round-trip

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Tue 4/28

8:00 am-11:19 pm

1 stop16h 19m

Lambert-St Louis

Sat 5/2

4:59 pm-11:59 pm

1 stop6h 00m

$187

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Thu 5/21

8:31 pm-11:57 pm

1 stop28h 26m

Lambert-St Louis

Mon 5/25

4:19 pm-9:42 am

1 stop16h 23m

$190

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Fri 5/8

8:31 pm-12:21 am

1 stop28h 50m

Lambert-St Louis

Mon 5/11

4:19 pm-9:42 am

1 stop16h 23m

$194

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Tue 4/28

8:00 am-11:19 pm

1 stop16h 19m

Lambert-St Louis

Fri 5/1

4:59 pm-6:12 pm

1 stop24h 13m

$201

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Mon 6/8

8:31 pm-12:09 am

1 stop28h 38m

Lambert-St Louis

Fri 6/12

4:17 pm-8:52 pm

1 stop27h 35m

$205

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Fri 6/26

8:33 pm-12:09 am

1 stop28h 36m

Lambert-St Louis

Tue 6/30

4:17 pm-9:57 am

1 stop16h 40m

$210

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Mon 6/8

8:31 pm-12:09 am

1 stop28h 38m

Lambert-St Louis

Fri 6/12

4:17 pm-10:17 am

1 stop17h 00m

$216

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 airline that flies from Trenton-Mercer to Missouri?

Frontier is the most popular carrier operating from Trenton-Mercer to Missouri

What airlines fly to Missouri?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Missouri from Trenton, New Jersey according to our data. American Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Missouri. Keep in mind that there are 6 different airlines that fly to Missouri on a routine basis, so you have a few additional options to choose from.

Cheap Trenton, New Jersey to Missouri flight deals and tips

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

Fastest flight time	12h 06m
Direct flights	None

The fastest flight from Trenton, New Jersey to Missouri takes 12h 06m

There are no direct flights from Trenton, New Jersey to Missouri. There are no popular flight routes from Trenton, New Jersey to Missouri.

Search flight deals

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

When did momondo last update prices for flights from Trenton-Mercer Airport to Missouri?
Prices for flights from Trenton-Mercer Airport to Missouri were last updated today.
How old do you have to be to fly from Trenton-Mercer Airport to Missouri?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Trenton-Mercer Airport to Missouri.
What documentation or ID do you need to fly to Missouri?
The travel and health documents you'll need for your trip to Missouri may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Missouri. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Trenton to Missouri for you.

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

All flight searches from Trenton to Missouri on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Trenton and Missouri 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 Missouri right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Trenton to Missouri flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.