Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Allentown to St. Louis from $164

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Allentown to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:03 pm - 11:54 pmABE  Allentown-Bethlehem-STL Lambert-St Louis
6h 51m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 5:16 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
4h 16m1 stop Atlanta Hartsfield-Jackson
$277Delta
Tue, Oct 6 - Wed, Oct 7
Delta Logo
6:03 pm - 11:54 pmABE  Allentown-Bethlehem-STL Lambert-St Louis
6h 51m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:25 pm - 10:19 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
6h 54m1 stop Atlanta Hartsfield-Jackson
$277Delta
Mon, Oct 26 - Wed, Oct 28
Delta Logo
6:39 am - 10:51 amABE  Allentown-Bethlehem-STL Lambert-St Louis
5h 12m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:00 pm - 10:19 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
5h 19m1 stop Atlanta Hartsfield-Jackson
$277Delta
Tue, Oct 27 - Sat, Oct 31
American Airlines Logo
6:00 am - 10:50 amABE  Allentown-Bethlehem-STL Lambert-St Louis
5h 50m1 stop Chicago O'Hare Intl
American Airlines Logo
11:31 am - 6:14 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
5h 43m1 stop Chicago O'Hare Intl
$403American Airlines
Wed, Oct 7 - Fri, Oct 9
American Airlines Logo
6:00 am - 10:50 amABE  Allentown-Bethlehem-STL Lambert-St Louis
5h 50m1 stop Chicago O'Hare Intl
American Airlines Logo
11:32 am - 6:17 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
5h 45m1 stop Chicago O'Hare Intl
$417American Airlines
Fri, Oct 23 - Sun, Oct 25
Multiple Airlines Logo
7:30 am - 7:17 pmABE  Allentown-Bethlehem-STL Lambert-St Louis
12h 47m1 stop Denver Intl
Multiple Airlines Logo
2:29 pm - 11:21 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
31h 52m2 stops Atlanta Hartsfield-Jackson Orlando
$424Multiple Airlines
Mon, Sep 28 - Wed, Oct 7
United Airlines Logo
5:43 pm - 9:21 pmABE  Allentown-Bethlehem-STL Lambert-St Louis
4h 38m1 stop Chicago O'Hare Intl
United Airlines Logo
1:29 pm - 9:00 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
6h 31m1 stop Chicago O'Hare Intl
$434United Airlines
Sun, Sep 27 - Mon, Oct 5
United Airlines Logo
5:20 pm - 9:47 pmABE  Allentown-Bethlehem-STL Lambert-St Louis
5h 27m1 stop Chicago O'Hare Intl
United Airlines Logo
10:50 am - 4:45 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
4h 55m1 stop Chicago O'Hare Intl
$437United Airlines
Sat, Jan 30 - Wed, Feb 3
Multiple Airlines Logo
9:55 pm - 1:21 pmABE  Allentown-Bethlehem-STL Lambert-St Louis
40h 26m2 stops Nashville Intl Jonesboro
Multiple Airlines Logo
6:39 pm - 8:28 amSTL  Lambert-St Louis-ABE Allentown-Bethlehem
12h 49m1 stop Orlando
$450Multiple Airlines
Sun, Sep 27 - Thu, Oct 1
American Airlines Logo
5:37 am - 12:50 pmABE  Allentown-Bethlehem-STL Lambert-St Louis
8h 13m1 stop Chicago O'Hare Intl
American Airlines Logo
11:14 am - 5:52 pmSTL  Lambert-St Louis-ABE Allentown-Bethlehem
5h 38m1 stop Chicago O'Hare Intl
$468American Airlines
Tue, Nov 17 - Sun, Nov 22

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Delta flights from Allentown to St. Louis

Our best Delta deals on Allentown to St. Louis flight tickets
Delta
Oct 26
ABE6:03 pmAllentown-Bethlehem
6h 51m
1 stop
STL11:54 pmLambert-St Louis
Oct 31
STL4:00 pmLambert-St Louis
5h 19m
1 stop
ABE10:19 pmAllentown-Bethlehem
$277
Delta
Oct 26
ABE6:03 pmAllentown-Bethlehem
6h 51m
1 stop
STL11:54 pmLambert-St Louis
Oct 30
STL12:00 pmLambert-St Louis
4h 16m
1 stop
ABE5:16 pmAllentown-Bethlehem
$298
Delta
Nov 24
ABE6:00 pmAllentown-Bethlehem
6h 56m
1 stop
STL11:56 pmLambert-St Louis
Dec 1
STL2:33 pmLambert-St Louis
6h 54m
1 stop
ABE10:27 pmAllentown-Bethlehem
$307

United Airlines flights from Allentown to St. Louis

Our best United Airlines deals on Allentown to St. Louis flight tickets
United Airlines
Sep 27
ABE5:43 pmAllentown-Bethlehem
4h 38m
1 stop
STL9:21 pmLambert-St Louis
Oct 5
STL1:29 pmLambert-St Louis
6h 31m
1 stop
ABE9:00 pmAllentown-Bethlehem
$434
United Airlines
Jan 30
ABE5:20 pmAllentown-Bethlehem
5h 27m
1 stop
STL9:47 pmLambert-St Louis
Feb 3
STL10:50 amLambert-St Louis
4h 55m
1 stop
ABE4:45 pmAllentown-Bethlehem
$437
United Airlines
Jan 30
ABE10:10 amAllentown-Bethlehem
7h 03m
1 stop
STL4:13 pmLambert-St Louis
Feb 3
STL10:50 amLambert-St Louis
4h 55m
1 stop
ABE4:45 pmAllentown-Bethlehem
$478

momondo Fare Finder

 
Use the filters below to find and compare flights from Allentown to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Tue 10/6

6:03 pm-11:54 pm

1 stop6h 51m

Lambert-St Louis

Wed 10/7

12:00 pm-5:16 pm

1 stop4h 16m

$277

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Mon 10/26

6:03 pm-11:54 pm

1 stop6h 51m

Lambert-St Louis

Wed 10/28

2:25 pm-10:19 pm

1 stop6h 54m

$277

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Tue 10/27

6:39 am-10:51 am

1 stop5h 12m

Lambert-St Louis

Sat 10/31

4:00 pm-10:19 pm

1 stop5h 19m

$277

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Wed 10/7

6:00 am-10:50 am

1 stop5h 50m

Lambert-St Louis

Fri 10/9

11:31 am-6:14 pm

1 stop5h 43m

$403

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Fri 10/23

6:00 am-10:50 am

1 stop5h 50m

Lambert-St Louis

Sun 10/25

11:32 am-6:17 pm

1 stop5h 45m

$417

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Mon 9/28

7:30 am-7:17 pm

1 stop12h 47m

Lambert-St Louis

Wed 10/7

2:29 pm-11:21 pm

2 stops31h 52m

$424

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Sun 9/27

5:43 pm-9:21 pm

1 stop4h 38m

Lambert-St Louis

Mon 10/5

1:29 pm-9:00 pm

1 stop6h 31m

$434
Quickest round-trip

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Sat 1/30

5:20 pm-9:47 pm

1 stop5h 27m

Lambert-St Louis

Wed 2/3

10:50 am-4:45 pm

1 stop4h 55m

$437

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Sun 9/27

9:55 pm-1:21 pm

2 stops40h 26m

Lambert-St Louis

Thu 10/1

6:39 pm-8:28 am

1 stop12h 49m

$450

AllentownSt. Louis

ABE Allentown-Bethlehem - STL Lambert-St Louis

ABESTL

Allentown-Bethlehem

Tue 11/17

5:37 am-12:50 pm

1 stop8h 13m

Lambert-St Louis

Sun 11/22

11:14 am-5:52 pm

1 stop5h 38m

$468

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to St. Louis from

How to get the cheapest flight ticket from Allentown to St. Louis

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 typical price of a round-trip flight between Allentown and St. Louis?

Prices are currently low for flights on this route.

Typical prices usually range from $335 to $667.
The lowest price recently found on this route was $277.

What is the cheapest month to fly to St. Louis?

In general, October is the cheapest month to fly from Allentown to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $310. The month of June is another great option to travel to St. Louis, with average flight prices from Allentown averaging around $359.

When to book flights from Allentown to St. Louis

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

Cheap Allentown to St. Louis (ABE to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to St. Louis

Best Price Found

$164

Fastest flight time

4h 38m

Direct flights

None
The best one-way flight to St. Louis from Allentown in the past 72 hours is $164. The best round-trip flight deal from Allentown to St. Louis found on momondo in the last 72 hours is $277.
The fastest flight from Allentown to St. Louis takes 4h 38m
There are no direct flights from Allentown to St. Louis. There are no popular flight routes from Allentown to St. Louis.
Search flight deals

Frequently asked questions about flying from Allentown to St. Louis

  • How far is Allentown-Bethlehem to Lambert-St Louis by plane?

    There are 794.2 mi between Allentown-Bethlehem and Lambert-St Louis. In terms of flight time, this usually takes a little over 4h 38m.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Lambert-St Louis Airport?

    Prices for flights from Allentown-Bethlehem Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Allentown-Bethlehem Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Allentown to St. Louis?

Best airlines flying from Allentown to St. Louis

Compare and see reviews for airlines that fly from Allentown to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $253Free CancellationRating
7.1
12,053 reviews
Search American Airlines flights
DeltaPriceFrom $282Free CancellationRating
7.8
8,564 reviews
Search Delta flights
United AirlinesPriceFrom $312Free CancellationRating
7.4
10,213 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
St. Peters
Maryland Heights
Alton
Collinsville
Florissant
Hermann
Clayton
O'Fallon
Farmington
Fenton
Festus
Edwardsville
Wentzville
Eureka
Litchfield
Grafton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Allentown to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Allentown to St. Louis with flexible booking policies on momondo?

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

How can momondo help me find flights from Allentown to St. Louis?

Once you have performed a search for Allentown to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to St. Louis from Allentown are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 10/14
Wed 10/21
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States