$104+ Cheap flights from St. Louis to Trenton, NJ (STL - 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TTN
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis 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 St. Louis to Trenton
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Cheapest flights from St. Louis to TrentonExplore the most affordable flight options available from St. Louis to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
Explore the most affordable flight options available from St. Louis to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
This Expedia deal was found by Cheapflights users on 7/29. 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 8/205:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Sun 8/2312:49 pm
TTN
- STL
1 stop27h 39m
Frontier
Deal found 7/29![Frontier logo]()
$230
This Orbitz deal was found by Cheapflights users on 7/29. 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.
Sat 10/108:34 pm
STL
- TTN
1 stop13h 05m
Frontier
Mon 10/1211:25 am
TTN
- STL
1 stop9h 14m
Frontier
Deal found 7/29![Frontier logo]()
$255
This Expedia deal was found by Cheapflights users on 7/29. 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 8/205:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Mon 8/246:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/29![Frontier logo]()
$258
This Expedia deal was found by Cheapflights users on 7/30. 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 10/88:34 pm
STL
- TTN
1 stop13h 05m
Frontier
Sun 10/1111:25 am
TTN
- STL
1 stop9h 14m
Frontier
Deal found 7/30![Frontier logo]()
$260
This Expedia deal was found by Cheapflights users on 7/27. 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.
Mon 8/244:23 pm
STL
- TTN
1 stop18h 41m
Frontier
Mon 8/316:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/27![Frontier logo]()
$262
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Sat 9/127:39 pm
TTN
- STL
1 stop21h 55m
Frontier
Deal found 7/28![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Mon 8/246:17 pm
STL
- TTN
2 stops16h 47m
Frontier
Wed 9/97:39 pm
TTN
- STL
1 stop23h 15m
Frontier
Deal found 7/27![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 7/27. 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 8/144:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Fri 8/216:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/27![Frontier logo]()
$281
This Expedia deal was found by Cheapflights users on 7/30. 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 12/36:05 pm
STL
- TTN
1 stop15h 23m
Frontier
Mon 12/711:23 am
TTN
- STL
1 stop14h 18m
Frontier
Deal found 7/30![Frontier logo]()
$299
This Expedia deal was found by Cheapflights users on 7/31. 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.
Fri 8/284:23 pm
STL
- TTN
1 stop18h 41m
Frontier
Sun 8/3012:49 pm
TTN
- STL
1 stop27h 39m
Frontier
Deal found 7/31![Frontier logo]()
$301
This Expedia deal was found by Cheapflights users on 7/27. 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.
Sun 8/164:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Fri 8/2112:49 pm
TTN
- STL
1 stop28h 22m
Frontier
Deal found 7/27![Frontier logo]()
$311
Best flights from St. Louis to TrentonDiscover carefully curated flight deals from St. Louis to Trenton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from St. Louis to Trenton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This Orbitz deal was found by Cheapflights users on 7/29. 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.
Sat 10/108:34 pm
STL
- TTN
1 stop13h 05m
Frontier
Mon 10/1211:25 am
TTN
- STL
1 stop9h 14m
Frontier
Deal found 7/29![Frontier logo]()
$255
This Expedia deal was found by Cheapflights users on 7/29. 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 8/205:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Mon 8/246:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/29![Frontier logo]()
$258
This Expedia deal was found by Cheapflights users on 7/28. 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 9/35:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Mon 9/76:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/28![Frontier logo]()
$258
This Expedia deal was found by Cheapflights users on 7/30. 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 10/88:34 pm
STL
- TTN
1 stop13h 05m
Frontier
Sun 10/1111:25 am
TTN
- STL
1 stop9h 14m
Frontier
Deal found 7/30![Frontier logo]()
$260
This Expedia deal was found by Cheapflights users on 7/29. 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.
Fri 10/98:34 pm
STL
- TTN
1 stop13h 05m
Frontier
Mon 10/1211:25 am
TTN
- STL
1 stop9h 14m
Frontier
Deal found 7/29![Frontier logo]()
$260
This Expedia deal was found by Cheapflights users on 7/27. 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.
Mon 8/244:23 pm
STL
- TTN
1 stop18h 41m
Frontier
Mon 8/316:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/27![Frontier logo]()
$262
This Super.com deal was found by Cheapflights users on 7/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:23 pm
STL
- TTN
1 stop18h 41m
Frontier
Wed 9/97:39 pm
TTN
- STL
1 stop23h 15m
Frontier
Deal found 7/27![Frontier logo]()
$271
This Frontier deal was found by Cheapflights users on 7/27. 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 8/144:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Fri 8/216:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/27![Frontier logo]()
$281
This Expedia deal was found by Cheapflights users on 7/30. 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 12/36:05 pm
STL
- TTN
1 stop15h 23m
Frontier
Mon 12/711:23 am
TTN
- STL
1 stop14h 18m
Frontier
Deal found 7/30![Frontier logo]()
$299
This Expedia deal was found by Cheapflights users on 7/28. 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.
Mon 8/244:23 pm
STL
- TTN
1 stop6h 17m
Frontier
Fri 8/286:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/28![Frontier logo]()
$311
This Expedia deal was found by Cheapflights users on 7/27. 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.
Sun 8/164:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Fri 8/2112:49 pm
TTN
- STL
1 stop28h 22m
Frontier
Deal found 7/27![Frontier logo]()
$311
Last-minute flights from St. Louis to TrentonDiscover last-minute flight deals from St. Louis to Trenton. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Trenton. Data last updated August 1, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/27. 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 8/144:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Fri 8/216:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/27![Frontier logo]()
$281
This Expedia deal was found by Cheapflights users on 7/27. 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.
Sun 8/164:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Fri 8/2112:49 pm
TTN
- STL
1 stop28h 22m
Frontier
Deal found 7/27![Frontier logo]()
$311
This Super.com deal was found by Cheapflights users on 7/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Thu 8/206:30 am
TTN
- STL
1 stop10h 41m
Frontier
Deal found 7/30![Frontier logo]()
$329
This Expedia deal was found by Cheapflights users on 7/29. 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 8/205:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Sun 8/2312:49 pm
TTN
- STL
1 stop27h 39m
Frontier
Deal found 7/29![Frontier logo]()
$230
This Expedia deal was found by Cheapflights users on 7/29. 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 8/205:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Mon 8/246:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/29![Frontier logo]()
$258
This Super.com deal was found by Cheapflights users on 7/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Wed 8/2612:49 pm
TTN
- STL
1 stop28h 22m
Frontier
Deal found 7/29![Frontier logo]()
$321
This Expedia deal was found by Cheapflights users on 7/27. 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.
Mon 8/244:23 pm
STL
- TTN
1 stop18h 41m
Frontier
Mon 8/316:30 am
TTN
- STL
1 stop9h 58m
Frontier
Deal found 7/27![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Mon 8/246:17 pm
STL
- TTN
2 stops16h 47m
Frontier
Wed 9/97:39 pm
TTN
- STL
1 stop23h 15m
Frontier
Deal found 7/27![Frontier logo]()
$270
This Expedia deal was found by Cheapflights users on 7/31. 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.
Fri 8/284:23 pm
STL
- TTN
1 stop18h 41m
Frontier
Sun 8/3012:49 pm
TTN
- STL
1 stop27h 39m
Frontier
Deal found 7/31![Frontier logo]()
$301
One-way flights from St. Louis to TrentonSearch for one-way flight options from St. Louis to Trenton. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from St. Louis to Trenton. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Super.com deal was found by Cheapflights users on 7/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:39 pm
STL
- TTN
1 stop23h 03m
Frontier
Deal found 7/30![Frontier logo]()
$104
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/124:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Deal found 7/28![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 7/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Deal found 7/29![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 7/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/74:23 pm
STL
- TTN
1 stop18h 41m
Frontier
Deal found 7/27![Frontier logo]()
$137
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Deal found 7/28![Frontier logo]()
$149
This Super.com deal was found by Cheapflights users on 7/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Deal found 7/30![Frontier logo]()
$154
This Expedia deal was found by Cheapflights users on 7/30. 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.
Sun 10/258:34 pm
STL
- TTN
1 stop13h 05m
Frontier
Deal found 7/30![Frontier logo]()
$156
This Super.com deal was found by Cheapflights users on 7/31. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/74:09 pm
STL
- TTN
1 stop6h 31m
Frontier
Deal found 7/31![Frontier logo]()
$168
This Super.com deal was found by Cheapflights users on 7/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/84:09 pm
STL
- TTN
1 stop17h 19m
Frontier
Deal found 7/30![Frontier logo]()
$176
This Super.com deal was found by Cheapflights users on 7/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Deal found 7/28![Frontier logo]()
$186
This Booking.com deal was found by Cheapflights users on 7/30. 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 9/65:02 pm
STL
- TTN
1 stop18h 02m
Frontier
Deal found 7/30![Frontier logo]()
$211
Find flight deals from St. Louis to Trenton
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $230 (Expedia) |
One-way from | $104 (Super.com) |
Popular in | June |
Cheapest in | September |
Average price | $334 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 August 1, 2026.
Use the filters below to find and compare flights from St. Louis to Trenton that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Sat 10/10
8:34 pm-10:39 am
1 stop13h 05m
Trenton-Mercer
Mon 10/12
11:25 am-7:39 pm
1 stop9h 14m
$255
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Thu 8/20
5:02 pm-12:04 pm
1 stop18h 02m
Trenton-Mercer
Mon 8/24
6:30 am-3:28 pm
1 stop9h 58m
$258
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Thu 9/3
5:02 pm-12:04 pm
1 stop18h 02m
Trenton-Mercer
Mon 9/7
6:30 am-3:28 pm
1 stop9h 58m
$258
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Thu 10/8
8:34 pm-10:39 am
1 stop13h 05m
Trenton-Mercer
Sun 10/11
11:25 am-7:39 pm
1 stop9h 14m
$260
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Fri 10/9
8:34 pm-10:39 am
1 stop13h 05m
Trenton-Mercer
Mon 10/12
11:25 am-7:39 pm
1 stop9h 14m
$260
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Mon 8/24
4:23 pm-12:04 pm
1 stop18h 41m
Trenton-Mercer
Mon 8/31
6:30 am-3:28 pm
1 stop9h 58m
$262
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Mon 8/24
4:23 pm-12:04 pm
1 stop18h 41m
Trenton-Mercer
Wed 9/9
7:39 pm-5:54 pm
1 stop23h 15m
$271
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Fri 8/14
4:09 pm-11:40 pm
1 stop6h 31m
Trenton-Mercer
Fri 8/21
6:30 am-3:28 pm
1 stop9h 58m
$281
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Thu 12/3
6:05 pm-10:28 am
1 stop15h 23m
Trenton-Mercer
Mon 12/7
11:23 am-12:41 am
1 stop14h 18m
$299
Quickest round-trip
St. LouisTrenton
STL - TTN
STLTTN
Lambert-St Louis
Mon 8/24
4:23 pm-11:40 pm
1 stop6h 17m
Trenton-Mercer
Fri 8/28
6:30 am-3:28 pm
1 stop9h 58m
$311
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from St. Louis 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 St. Louis to Trenton in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Trenton, New Jersey flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Trenton, New Jersey flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Trenton, New Jersey flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Trenton, New Jersey 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 St. Louis-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 St. Louis to Trenton
Have a flexible travel schedule? Discover the best time to fly to Trenton from St. Louis with our price prediction graph.
STL-TTN
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.
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