What is the cheapest airline that flies from Missouri to Allentown-Bethlehem?

American Airlines, Allegiant Air, and Delta are the most popular carriers operating from Missouri to Allentown-Bethlehem

How long does it take to fly to Allentown?

Flight times vary depending on what airport in Missouri you fly out of and what airport in Allentown you fly into. For example, flying from St. Louis to Newark Airport takes 2h 20m on average. On the other hand, flying from Kansas City to Newark Airport takes 2h 46m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Allentown?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Allentown from Missouri according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 5 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Missouri to Allentown-Bethlehem Airport?

Prices for flights from Missouri to Allentown-Bethlehem Airport refresh daily.

How many operators does momondo search for flights from Missouri to Allentown-Bethlehem Airport?

As of September 2026, there are 2 operators available to choose from for flights from Missouri to Allentown-Bethlehem Airport.

How old do you have to be to fly from Missouri to Allentown-Bethlehem Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Allentown-Bethlehem Airport.

What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

The necessary travel and health documents for your Allentown-Bethlehem 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.

$149 Cheap Flights from Missouri to Allentown in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Allentown

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:44 pm - 9:09 pmSTL Lambert-St Louis-ABE Allentown-Bethlehem

25h 25m2 stops Atlanta Hartsfield-Jackson Fort Lauderdale

4:36 pm - 11:16 pmABE Allentown-Bethlehem-STL Lambert-St Louis

7h 40m1 stop Orlando

$348Multiple Airlines

Wed, Nov 11 - Mon, Nov 16

6:00 am - 12:04 pmSTL Lambert-St Louis-ABE Allentown-Bethlehem

5h 04m1 stop Atlanta Hartsfield-Jackson

6:00 pm - 11:56 pmABE Allentown-Bethlehem-STL Lambert-St Louis

6h 56m1 stop Atlanta Hartsfield-Jackson

$357Delta

Sun, Nov 15 - Mon, Nov 23

10:05 am - 5:15 pmSTL Lambert-St Louis-ABE Allentown-Bethlehem

6h 10m1 stop Atlanta Hartsfield-Jackson

6:30 am - 11:15 amABE Allentown-Bethlehem-STL Lambert-St Louis

5h 45m1 stop Atlanta Hartsfield-Jackson

$357Delta

Tue, Nov 17 - Sun, Nov 22

2:31 pm - 10:27 pmSTL Lambert-St Louis-ABE Allentown-Bethlehem

6h 56m1 stop Atlanta Hartsfield-Jackson

6:00 pm - 11:56 pmABE Allentown-Bethlehem-STL Lambert-St Louis

6h 56m1 stop Atlanta Hartsfield-Jackson

$357Delta

Tue, Nov 17 - Wed, Nov 25

2:10 pm - 11:29 amSTL Lambert-St Louis-ABE Allentown-Bethlehem

20h 19m2 stops Jonesboro Nashville Intl

9:00 am - 11:59 pmABE Allentown-Bethlehem-STL Lambert-St Louis

15h 59m1 stop Orlando

$375Multiple Airlines

Wed, Nov 18 - Mon, Nov 23

4:26 pm - 10:39 pmSTL Lambert-St Louis-ABE Allentown-Bethlehem

29h 13m1 stop Orlando

4:36 pm - 11:16 pmABE Allentown-Bethlehem-STL Lambert-St Louis

7h 40m1 stop Orlando

$384Multiple Airlines

Thu, Nov 12 - Mon, Nov 16

9:20 am - 5:52 pmMCI Kansas City-ABE Allentown-Bethlehem

7h 32m1 stop Chicago O'Hare Intl

6:22 pm - 10:59 pmABE Allentown-Bethlehem-MCI Kansas City

5h 37m1 stop Chicago O'Hare Intl

$411American Airlines

Fri, Nov 27 - Tue, Dec 1

6:44 pm - 9:09 pmSTL Lambert-St Louis-ABE Allentown-Bethlehem

25h 25m2 stops Atlanta Hartsfield-Jackson Fort Lauderdale

9:00 am - 12:25 pmABE Allentown-Bethlehem-STL Lambert-St Louis

28h 25m1 stop Orlando

$423Multiple Airlines

Wed, Nov 11 - Fri, Nov 20

3:41 pm - 10:59 pmMCI Kansas City-ABE Allentown-Bethlehem

6h 18m1 stop Chicago O'Hare Intl

6:15 pm - 12:24 amABE Allentown-Bethlehem-MCI Kansas City

7h 09m1 stop Chicago O'Hare Intl

$452American Airlines

Fri, Nov 13 - Tue, Nov 17

6:00 am - 5:41 pmSTL Lambert-St Louis-ABE Allentown-Bethlehem

10h 41m1 stop Chicago O'Hare Intl

5:37 am - 7:22 pmABE Allentown-Bethlehem-STL Lambert-St Louis

14h 45m1 stop Chicago O'Hare Intl

$452American Airlines

Fri, Nov 13 - Wed, Nov 18

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Delta flights from Missouri to Allentown

Our best Delta deals on Missouri to Allentown flight tickets

Delta

Nov 15

STL10:05 amLambert-St Louis

6h 10m

1 stop

ABE5:15 pmAllentown-Bethlehem

Nov 25

ABE6:00 pmAllentown-Bethlehem

6h 56m

1 stop

STL11:56 pmLambert-St Louis

$357

Delta

Feb 19

STL11:51 amLambert-St Louis

4h 21m

1 stop

ABE5:12 pmAllentown-Bethlehem

Feb 21

ABE1:00 pmAllentown-Bethlehem

6h 01m

1 stop

STL6:01 pmLambert-St Louis

$359

Delta

Oct 23

MCI4:23 pmKansas City

4h 56m

1 stop

ABE10:19 pmAllentown-Bethlehem

Oct 26

ABE6:03 pmAllentown-Bethlehem

6h 53m

1 stop

MCI11:56 pmKansas City

$367

American Airlines flights from Missouri to Allentown

Our best American Airlines deals on Missouri to Allentown flight tickets

American Airlines

Nov 27

MCI9:20 amKansas City

7h 32m

1 stop

ABE5:52 pmAllentown-Bethlehem

Dec 1

ABE6:22 pmAllentown-Bethlehem

5h 37m

1 stop

MCI10:59 pmKansas City

$411

American Airlines

Nov 13

STL6:00 amLambert-St Louis

10h 41m

1 stop

ABE5:41 pmAllentown-Bethlehem

Nov 18

ABE5:37 amAllentown-Bethlehem

14h 45m

1 stop

STL7:22 pmLambert-St Louis

$452

American Airlines

Nov 26

MCI9:10 amKansas City

7h 42m

1 stop

ABE5:52 pmAllentown-Bethlehem

Nov 30

ABE6:22 pmAllentown-Bethlehem

15h 18m

1 stop

MCI8:40 amKansas City

$471

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisAllentown

STL Lambert-St Louis - ABE Allentown-Bethlehem

STLABE

Lambert-St Louis

Wed 11/11

6:44 pm-9:09 pm

2 stops25h 25m

Allentown-Bethlehem

Mon 11/16

4:36 pm-11:16 pm

1 stop7h 40m

$348

St. LouisAllentown

STL Lambert-St Louis - ABE Allentown-Bethlehem

STLABE

Lambert-St Louis

Sun 11/15

6:00 am-12:04 pm

1 stop5h 04m

Allentown-Bethlehem

Mon 11/23

6:00 pm-11:56 pm

1 stop6h 56m

$357

Quickest round-trip

St. LouisAllentown

STL Lambert-St Louis - ABE Allentown-Bethlehem

STLABE

Lambert-St Louis

Tue 11/17

10:05 am-5:15 pm

1 stop6h 10m

Allentown-Bethlehem

Sun 11/22

6:30 am-11:15 am

1 stop5h 45m

$357

St. LouisAllentown

STL Lambert-St Louis - ABE Allentown-Bethlehem

STLABE

Lambert-St Louis

Tue 11/17

2:31 pm-10:27 pm

1 stop6h 56m

Allentown-Bethlehem

Wed 11/25

6:00 pm-11:56 pm

1 stop6h 56m

$357

St. LouisAllentown

STL Lambert-St Louis - ABE Allentown-Bethlehem

STLABE

Lambert-St Louis

Wed 11/18

2:10 pm-11:29 am

2 stops20h 19m

Allentown-Bethlehem

Mon 11/23

9:00 am-11:59 pm

1 stop15h 59m

$375

St. LouisAllentown

STL Lambert-St Louis - ABE Allentown-Bethlehem

STLABE

Lambert-St Louis

Thu 11/12

4:26 pm-10:39 pm

1 stop29h 13m

Allentown-Bethlehem

Mon 11/16

4:36 pm-11:16 pm

1 stop7h 40m

$384

Kansas CityAllentown

MCI Kansas City - ABE Allentown-Bethlehem

MCIABE

Kansas City

Fri 11/27

9:20 am-5:52 pm

1 stop7h 32m

Allentown-Bethlehem

Tue 12/1

6:22 pm-10:59 pm

1 stop5h 37m

$411

St. LouisAllentown

STL Lambert-St Louis - ABE Allentown-Bethlehem

STLABE

Lambert-St Louis

Wed 11/11

6:44 pm-9:09 pm

2 stops25h 25m

Allentown-Bethlehem

Fri 11/20

9:00 am-12:25 pm

1 stop28h 25m

$423

Kansas CityAllentown

MCI Kansas City - ABE Allentown-Bethlehem

MCIABE

Kansas City

Fri 11/13

3:41 pm-10:59 pm

1 stop6h 18m

Allentown-Bethlehem

Tue 11/17

6:15 pm-12:24 am

1 stop7h 09m

$452

St. LouisAllentown

STL Lambert-St Louis - ABE Allentown-Bethlehem

STLABE

Lambert-St Louis

Fri 11/13

6:00 am-5:41 pm

1 stop10h 41m

Allentown-Bethlehem

Wed 11/18

5:37 am-7:22 pm

1 stop14h 45m

$452

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 Missouri to Allentown

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

Prices

Airlines

Other information

What is the cheapest month to fly to Allentown?

The month of January is, on average, the cheapest month to fly to Allentown from Missouri, with most prices found around $302. If you aren’t able to travel to Allentown during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $328.

Cheap Missouri to Allentown flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Allentown

Best Price Found	$149
Fastest flight time	4h 21m
Direct flights	None

The best one-way flight to Allentown from Missouri in the past 72 hours is $149. The best round-trip flight deal from Missouri to Allentown found on momondo in the last 72 hours is $348.

The fastest flight from Missouri to Allentown takes 4h 21m

There are no direct flights from Missouri to Allentown. There are no popular flight routes from Missouri to Allentown.

Search flight deals

Frequently asked questions about flying from Missouri to Allentown

When did momondo last update prices for flights from Missouri to Allentown-Bethlehem Airport?
Prices for flights from Missouri to Allentown-Bethlehem Airport refresh daily.
How many operators does momondo search for flights from Missouri to Allentown-Bethlehem Airport?
As of September 2026, there are 2 operators available to choose from for flights from Missouri to Allentown-Bethlehem Airport.
How old do you have to be to fly from Missouri to Allentown-Bethlehem Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The necessary travel and health documents for your Allentown-Bethlehem 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.

Best airlines flying from Missouri to Allentown

Compare and see reviews for airlines that fly from Missouri to Allentown with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.0 12,095 reviews		Search American Airlines flights
Delta	PriceFrom $298	Free Cancellation	Rating 7.8 8,611 reviews		Search Delta flights

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Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Missouri to Allentown flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missouri to Allentown.

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

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