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Cheap flights from Allentown to South Dakota from $349

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to South Dakota departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Allentown to South Dakota

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:25 am - 3:45 pmABE-RAP
11h 20m2 stops
Delta Logo
11:00 am - 10:11 pmRAP-ABE
9h 11m2 stops
$349Delta
Find Deal
Wed, Dec 10 - Sat, Dec 13
United Airlines Logo
6:32 am - 10:34 amABE-RAP
6h 02m1 stop
United Airlines Logo
1:30 pm - 11:48 amRAP-ABE
20h 18m1 stop
$794United Airlines
Find Deal
Tue, Nov 18 - Sat, Nov 22

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to South Dakota 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, momondo users made 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Allentown to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownRapid City

ABE - RAP

ABERAP

Allentown-Bethlehem

Wed 12/10

6:25 am-3:45 pm

2 stops11h 20m

Rapid City

Sat 12/13

11:00 am-10:11 pm

2 stops9h 11m

$349

AllentownRapid City

ABE - RAP

ABERAP

Allentown-Bethlehem

Tue 11/18

6:32 am-10:34 am

1 stop6h 02m

Rapid City

Sat 11/22

1:30 pm-11:48 am

1 stop20h 18m

$794

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to South Dakota from

How to get the cheapest flight ticket from Allentown to South Dakota

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 cheapest day to depart on your flight to South Dakota?

The cheapest day to depart from Allentown to South Dakota is on a Friday. Travelers who choose to depart for South Dakota on a Friday will often find tickets for as low as $704. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $722. These prices are subject to change though, so be sure to set up a Price Alert for flights to South Dakota.

What is the cheapest time of day to depart on your flight to South Dakota?

The cheapest time of day to fly to South Dakota is in the afternoon when flights can be purchased for as low as $635. In the morning is when there is more demand to fly to South Dakota, so prices are often more expensive at around $683 per ticket.

Cheap Allentown to South Dakota flight deals and tips

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

Direct flights

None
There are no direct flights from Allentown to South Dakota. There are no popular flight routes from Allentown to South Dakota.
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  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to South Dakota?

    Prices for flights from Allentown-Bethlehem Airport to South Dakota are updated daily.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to South Dakota?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to South Dakota?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to South Dakota.

  • What documentation or ID do you need to fly to South Dakota?

    The travel and health documents required for your trip to South Dakota can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at South Dakota. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Allentown to South Dakota

Compare and see reviews for airlines that fly from Allentown to South Dakota with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $504Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
United AirlinesPriceFrom $528Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Allentown to South Dakota. momondo saves you time and could save you money on your trip.

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

Flights from Allentown to South Dakota with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Allentown to South Dakota?

momondo provides multiple filters to help you find the best flight to South Dakota from Allentown. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Allentown to South Dakota flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Thu 12/4
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