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Allentown

Find cheap Allegiant Air flights to Allentown

CMH — ABE
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find Allegiant Air flight deals to Allentown

Cheapest Allegiant Air flights from USA to Allentown
Explore the most affordable Allegiant Air flight options available from USA to Allentown. Find the lowest fares with prices last updated on July 27, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 7/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:14 pm
BNA
-
ABE
Nonstop1h 53m
Allegiant Air
Thu 9/39:55 pm
ABE
-
BNA
Nonstop2h 05m
Allegiant Air
Deal found 7/23$118
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Fri 8/286:30 am
SFB
-
ABE
Nonstop2h 29m
Allegiant Air
Mon 8/318:00 am
ABE
-
SFB
Nonstop2h 26m
Allegiant Air
Deal found 7/24$122
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Thu 8/206:21 pm
SFB
-
ABE
Nonstop2h 29m
Allegiant Air
Mon 8/244:01 pm
ABE
-
SFB
Nonstop2h 26m
Allegiant Air
Deal found 7/24$133

Flights to Allentown with Allegiant Air at a glance

Find detailed information about Allegiant Air flights from USA to Allentown. Explore the options provided by Allegiant Air to plan your journey from USA to Allentown. Data last updated July 27, 2026.

Popular in

March

Cheapest in

September

Average price

$173

Round-trip from

$84

One-way from

$46

Good round-trip deal

$27 or less

Good one-way deal

$84 or less
Highest demand for flights to Allentown with Allegiant Air; 8% potential price increase.
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Best time to find cheap flights to Allentown with Allegiant Air; 2% potential price drop.
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Average price for flights to Allentown with Allegiant Air (round-trip).
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Allegiant Air
  • Allegiant Air
  • 9/10-9/13
  • Nonstop
  • 3h 57m total
  • USA to Allentown
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Allegiant Air
  • Allegiant Air
  • 9/4
  • Nonstop
  • 2h 24m total
  • USA to Allentown
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Price to beat on a round-trip flight from the United States to Allentown with Allegiant Air.
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Price to beat on a one-way flight from the United States to Allentown with Allegiant Air.
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Cheapflights Insights

Find cheap Allegiant Air flights to Allentown

How long is the flight to Allentown with Allegiant Air?

On average, Allegiant Air flights from the United States to Allentown take 3 hours 23 minutes. Flights to Allentown from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

Allegiant Air weekly flight availability to Allentown

The most flights to Allentown operated by Allegiant Air are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

When is the best time to book a flight to Allentown with Allegiant Air?

The best time to book a flight to Allentown with Allegiant Air is 76 days before departure. On average, fares are higher if you book 90 days before departure.

When is the cheapest time to fly to Allentown with Allegiant Air?

Users looking for the cheapest Allegiant Air fares to Allentown should consider flying on Friday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday at noon, when prices are usually at their highest.

FAQs about flights to Allentown with Allegiant Air

  • Which airport do Allegiant Air flights arrive at when travelling to Allentown?

    Allegiant Air flights on this route tend to land at Allentown-Bethlehem Airport.

  • Is Allegiant Air the cheapest airline for a flight to Allentown?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Allentown tends to be with Frontier.

  • Are there alternative airlines other than Allegiant Air that fly to Allentown?

    American Airlines, United Airlines and Delta all fly to Allentown and offer an alternative to Allegiant Air.

  • How much is a flight to Allentown with Allegiant Air?

    The average price for a return flight with Allegiant Air is $178; with a one-way flight around $136.

See more FAQs

Reviews of Allegiant Air

See what Cheapflights users have to say about their Allegiant Air experience.
Allegiant Air
7.3
Good
681 reviews
Overview

Boarding

7.7

Entertainment

5.4

Crew

8.1

Food

5.8

Comfort

6.9

Popular Allegiant Air flights

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