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Cheap flights from Atlanta to Allentown

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      Compare Atlanta to Allentown flight deals

      Find the cheapest month or even day of the year to fly to Allentown

      Book the best Allentown fare with no extra fees

      Flight deals from Atlanta to Allentown

      Looking for a cheap last-minute deal or the best round-trip flight from Atlanta to Allentown Airport? If you want to travel next month, round-trip fares start from $217. Find the lowest prices on one-way and round-trip tickets right here.
      Allentown.$176 per passenger.Departing Mon, Oct 12, returning Mon, Oct 19.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Atlanta Hartsfield-Jackson on Mon, Oct 12, arriving in Allentown.Inbound indirect flight with Allegiant Air, departing from Allentown on Mon, Oct 19, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $176, select.
      Allentown.$217 per passenger.Departing Mon, Aug 3, returning Mon, Aug 10.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Atlanta Hartsfield-Jackson on Mon, Aug 3, arriving in Allentown.Inbound indirect flight with Allegiant Air, departing from Allentown on Mon, Aug 10, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $217, select.
      Allentown.$230 per passenger.Departing Fri, Sep 4, returning Sun, Sep 6.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Atlanta Hartsfield-Jackson on Fri, Sep 4, arriving in Allentown.Inbound indirect flight with Allegiant Air, departing from Allentown on Sun, Sep 6, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $230, select.
      Allentown.$280 per passenger.Departing Fri, Jul 31, returning Tue, Aug 4.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Atlanta Hartsfield-Jackson on Fri, Jul 31, arriving in Allentown.Inbound indirect flight with Allegiant Air, departing from Allentown on Tue, Aug 4, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $280, select.
      Allentown.$348 per passenger.Departing Sun, Nov 1, returning Wed, Nov 4.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Atlanta Hartsfield-Jackson on Sun, Nov 1, arriving in Allentown.Inbound indirect flight with Allegiant Air, departing from Allentown on Wed, Nov 4, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $348, select.
      Allentown.$375 per passenger.Departing Fri, Jul 24, returning Mon, Jul 27.Round-trip flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departing from Atlanta Hartsfield-Jackson on Fri, Jul 24, arriving in Allentown.Inbound indirect flight with Allegiant Air, departing from Allentown on Mon, Jul 27, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $375, select.
      Allentown.$399 per passenger.Departing Fri, Aug 14, returning Mon, Aug 17.Round-trip flight with Delta.Outbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Fri, Aug 14, arriving in Allentown.Inbound direct flight with Delta departing from Allentown on Mon, Aug 17, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $399, select.
      Allentown.$399 per passenger.Departing Thu, Oct 8, returning Thu, Oct 15.Round-trip flight with Delta.Outbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Thu, Oct 8, arriving in Allentown.Inbound direct flight with Delta departing from Allentown on Thu, Oct 15, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $399, select.
      Allentown.$400 per passenger.Departing Thu, Aug 27, returning Thu, Sep 3.Round-trip flight with Delta.Outbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Thu, Aug 27, arriving in Allentown.Inbound direct flight with Delta departing from Allentown on Thu, Sep 3, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $400, select.
      Allentown.$400 per passenger.Departing Wed, Dec 16, returning Mon, Dec 21.Round-trip flight with Delta.Outbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Wed, Dec 16, arriving in Allentown.Inbound direct flight with Delta departing from Allentown on Mon, Dec 21, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $400, select.
      Allentown.$400 per passenger.Departing Fri, Sep 4, returning Sun, Sep 6.Round-trip flight with Delta.Outbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Fri, Sep 4, arriving in Allentown.Inbound direct flight with Delta departing from Allentown on Sun, Sep 6, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $400, select.
      Allentown.$400 per passenger.Departing Fri, Nov 27, returning Mon, Nov 30.Round-trip flight with Delta.Outbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Fri, Nov 27, arriving in Allentown.Inbound direct flight with Delta departing from Allentown on Mon, Nov 30, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $400, select.
      Allentown.$470 per passenger.Departing Fri, Jul 31, returning Tue, Aug 4.Round-trip flight with Delta.Outbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Fri, Jul 31, arriving in Allentown.Inbound direct flight with Delta departing from Allentown on Tue, Aug 4, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $470, select.
      Allentown.$550 per passenger.Departing Fri, Jul 24, returning Mon, Jul 27.Round-trip flight with Delta.Outbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Fri, Jul 24, arriving in Allentown.Inbound direct flight with Delta departing from Allentown on Mon, Jul 27, arriving in Atlanta Hartsfield-Jackson.Price includes taxes and charges.From $550, select.

      Find the cheapest month to fly from Atlanta to Allentown

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Atlanta to Allentown flights are currently cheapest in October.
      Jul
      from $375
      Aug
      from $217
      Sep
      from $230
      Oct
      from $176
      Nov
      from $348
      Dec
      from $400
      Jan
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      Feb
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      Mar
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      Apr
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      May
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      Jun
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      Direct flights from Atlanta to Allentown

      Atlanta to Allentown: Alternative routes

      Compare routes from Atlanta to Allentown below. You may find an airport to fly into that's cheaper, faster, or easier than Allentown.

      Allentown

      7km from central Allentown
      Closest
      from $176
      Search flights

      Philadelphia Trenton-Mercer

      68km from central Allentown
      from $157
      Search flights

      Wilkes-Barre International

      84km from central Allentown
      from $228
      Search flights

      Philadelphia International

      84km from central Allentown
      Cheapest
      from $53
      Search flights

      Lancaster

      87km from central Allentown
      from $304
      Search flights

      Atlanta to Allentown: Flight information

      The things to know before you go.
      Cheapest flight found$176
      Cheapest month to flyOctober
      Average flight time2 hrs, 4 mins
      Most popular airlineDelta
      Average flights per week139

      Finding cheap flights from Atlanta to Allentown: Frequently asked questions

      The best price we found for a round-trip flight from Atlanta to Allentown is $176. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      2 hours and 4 minutes is the average flight time from Atlanta to Allentown.
      Delta, LATAM Airlines and Endeavor Air fly direct from Atlanta to Allentown.
      There are 139 flights per week flying from Atlanta to Allentown, as of July 2026.
      The cheapest month to fly from Atlanta to Allentown is usually October.
      After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Atlanta to Allentown Airport on Monday, October 12, 2026.
      Yes – the average flight time is 2 hours and 4 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Allentown but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Allentown is around 40 days in advance, so don’t leave your flight to the last minute.

      Traveling from Atlanta to Lehigh Valley International Airport (ABE): What you need to know

      • Atlanta's main airport is Hartsfield-Jackson Atlanta International Airport (ATL). Check out your options for leaving from this base when booking your flights from Atlanta to Lehigh Valley International Airport (ABE).

      • Expect to be in the air for 2 hours 5 minutes. On average, that's the duration of a direct Atlanta to Lehigh Valley International Airport flight.

      • Lehigh Valley International Airport is located in Allentown. The city's timezone is UTC-4, which is the same as Atlanta.

      • The most popular route is from Hartsfield-Jackson Atlanta International Airport (ATL) to Lehigh Valley International Airport (ABE), with 21 direct services every week. If you're eager to be on your way, the earliest flight from ATL to ABE is the 10:03am Delta Air Lines option. If you're looking to take off later, the last departure is at 9:21pm with Delta Air Lines.

      • Give yourself enough time to make your flight from Atlanta to ABE. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

      • If you're heading away during a public holiday or other peak period, give yourself extra time. Get there two hours before domestic flights and up to four hours before international departures. Lines at check-in and security will be longer.

      Airports in Atlanta

      Hartsfield-Jackson Atlanta International Airport (ATL)

      • You can jump on a direct flight from Atlanta to Lehigh Valley International Airport (ABE) leaving from Hartsfield-Jackson Atlanta International Airport (ATL).

      • Delta Air Lines is a popular carrier that operates direct flights from Atlanta to Lehigh Valley International Airport leaving from ATL.

      • The airline most travelers choose when flying between ATL and ABE is Delta Air Lines.

      • With 78.36% of services arriving as scheduled, Delta Air Lines is the most punctual carrier on this route.

      • ATL is around 18 kilometers from central Atlanta. If you're ride-sharing, driving or catching a cab from the center, it'll take you 15 minutes or so to get there, depending on traffic. If you're taking public transport, expect the journey time to be around 1 hour 10 minutes.

      • In search of a comfortable hotel close to Hartsfield-Jackson Atlanta International Airport? If you've booked an early flight from Atlanta to Lehigh Valley International Airport, these stays will have you sleeping moments from your check-in counter:

      • Of all flights departing from Hartsfield-Jackson Atlanta International Airport, 76.64% touch down on time at their destination.

      • ATL's address is 6000 N Terminal Parkway.

      About Lehigh Valley International Airport (ABE)

      Getting from Lehigh Valley International Airport (ABE) to central Allentown

      • The center of Allentown is about 6 kilometers from Lehigh Valley International Airport. Journey times by cab or car rental will vary depending on traffic conditions, so do some research ahead of time.

      • It'll take around 30 minutes when traveling by public transport.

      How to find the cheapest flights from Atlanta to Lehigh Valley International Airport (ABE)

      • At the moment, $107 is the best price we've found for a one-way ticket from Atlanta to Lehigh Valley International Airport. The cheapest price for a return flight is $176. Keep in mind fares can change due to availability at the time of booking.

      • To snag cheap flights from Atlanta to ABE, book your ticket one month ahead of your planned departure.

      • The best month for scoring cheap Atlanta to Lehigh Valley International Airport tickets is June. Use the 'Whole month' tool to compare flight prices, then choose the dates offering the lowest fares.

      • Locking in a cheap plane ticket from Atlanta to ABE couldn't be easier with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know as soon as there's a price drop.

      • Filters make it easier to scoop up a deal on your flight from Atlanta to Lehigh Valley International Airport. Choose the airlines, flight times and number of stops that line up with your plans. Then sort the results by 'Cheapest' to find the lowest price right away.

      The best time to fly from Atlanta to Lehigh Valley International Airport (ABE)

      • July is when most people book flights from Atlanta to Lehigh Valley International Airport (ABE). Plan your visit to Allentown in April if you'd rather avoid peak season.

      • Before locking in your Atlanta to ABE plane ticket, consider the type of weather you enjoy. July is the warmest month in Allentown, with temperatures ranging from 15ºC (59ºF) to 30ºC (86ºF).

      • January sees temperatures of between -9ºC (16ºF) and 7ºC (45ºF). Look for cheap tickets from Atlanta to Lehigh Valley International Airport around that time if you want to travel when it's cooler.

      More about Allentown

      • When it comes to looking for somewhere to lay your head, you'll find the top stays in Allentown right here. Browse these hotels once you've locked in your flight from Atlanta to Lehigh Valley International Airport:

      • There are so many things to see and do in this city, it can be tricky to know where to start. Allentown Art Museum, Lehigh Riverwalk and Allentown Passenger Station Historic Site - Lehigh Valley Railroad are major attractions which should be on any good Allentown itinerary.

      Explore more of the United States

      • You've seen Allentown, now it's time to explore other parts of the United States. Journey about 121 kilometers east to New York to tick off its leading attractions. From Central Park to Manhattan Skyline and Statue of Liberty, there's plenty to keep you on the go.

      • Around 177 kilometers south-west of Allentown, Baltimore is another essential stop in the United States. Experience major highlights starting with Baltimore Aquarium, National Aquarium and Washington Monument and Mount Vernon Place.

      Plan the rest of your trip from Atlanta to Allentown

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.