Flights from Indianapolis to Allentown

Cheapest flights from Indianapolis

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 8 - Tue, Jul 15

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$208 Roundtrip, found 1 day ago

$208

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Indianapolis Intl. to Philadelphia Intl., returning Tue, Jul 15, priced at $208 found 1 day ago

Mon, Jul 14 - Tue, Jul 15

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$210 Roundtrip, found 1 day ago

$210

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jul 14 from Indianapolis Intl. to Philadelphia Intl., returning Tue, Jul 15, priced at $210 found 1 day ago

Tue, Jul 8 - Wed, Jul 16

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$214 Roundtrip, found 1 day ago

$214

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Jul 8 from Indianapolis Intl. to Philadelphia Intl., returning Wed, Jul 16, priced at $214 found 1 day ago

Thu, Jul 10 - Wed, Jul 16

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$220 Roundtrip, found 1 day ago

$220

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Indianapolis Intl. to Philadelphia Intl., returning Wed, Jul 16, priced at $220 found 1 day ago

Fri, Jul 11 - Mon, Jul 14

IND

Indianapolis Intl.

TTN

Mercer

$234 Roundtrip, found 1 day ago

$234

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Indianapolis Intl. to Mercer, returning Mon, Jul 14, priced at $234 found 1 day ago

Fri, Jul 11 - Mon, Jul 14

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$273 Roundtrip, found 1 day ago

$273

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Jul 11 from Indianapolis Intl. to Philadelphia Intl., returning Mon, Jul 14, priced at $273 found 1 day ago

Sat, Jul 12 - Tue, Jul 15

IND

Indianapolis Intl.

ABE

Lehigh Valley Intl.

$279 Roundtrip, found 6 days ago

$279

Roundtrip

found 6 days ago

Select Delta flight, departing Sat, Jul 12 from Indianapolis Intl. to Lehigh Valley Intl., returning Tue, Jul 15, priced at $279 found 6 days ago

Tue, Jul 15 - Wed, Jul 23

IND

Indianapolis Intl.

ABE

Lehigh Valley Intl.

$297 Roundtrip, found 6 days ago

$297

Roundtrip

found 6 days ago

Select United flight, departing Tue, Jul 15 from Indianapolis Intl. to Lehigh Valley Intl., returning Wed, Jul 23, priced at $297 found 6 days ago

Fri, Jul 11 - Thu, Jul 17

IND

Indianapolis Intl.

ABE

Lehigh Valley Intl.

$302 Roundtrip, found 6 days ago

$302

Roundtrip

found 6 days ago

Select United flight, departing Fri, Jul 11 from Indianapolis Intl. to Lehigh Valley Intl., returning Thu, Jul 17, priced at $302 found 6 days ago

Tue, Jul 8 - Fri, Jul 11

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$309 Roundtrip, found 17 hours ago

$309

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Tue, Jul 8 from Indianapolis Intl. to Philadelphia Intl., returning Fri, Jul 11, priced at $309 found 17 hours ago

Sat, Jul 12 - Wed, Jul 16

IND

Indianapolis Intl.

ABE

Lehigh Valley Intl.

$314 Roundtrip, found 6 days ago

$314

Roundtrip

found 6 days ago

Select Delta flight, departing Sat, Jul 12 from Indianapolis Intl. to Lehigh Valley Intl., returning Wed, Jul 16, priced at $314 found 6 days ago

Tue, Jul 8 - Fri, Jul 11

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$314 Roundtrip, found 17 hours ago

$314

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Tue, Jul 8 from Indianapolis Intl. to Philadelphia Intl., returning Fri, Jul 11, priced at $314 found 17 hours ago

Tue, Jul 8 - Fri, Jul 11

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$316 Roundtrip, found 17 hours ago

$316

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Tue, Jul 8 from Indianapolis Intl. to Philadelphia Intl., returning Fri, Jul 11, priced at $316 found 17 hours ago

Tue, Jul 8 - Tue, Jul 8

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$317 Roundtrip, found 1 day ago

$317

Roundtrip

found 1 day ago

Select American Airlines flight, departing Tue, Jul 8 from Indianapolis Intl. to Philadelphia Intl., returning Tue, Jul 8, priced at $317 found 1 day ago

Fri, Jul 11 - Mon, Jul 14

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$319 Roundtrip, found 1 day ago

$319

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Indianapolis Intl. to Philadelphia Intl., returning Mon, Jul 14, priced at $319 found 1 day ago

Fri, Jul 11 - Mon, Jul 14

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$320 Roundtrip, found 1 day ago

$320

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Indianapolis Intl. to Philadelphia Intl., returning Mon, Jul 14, priced at $320 found 1 day ago

Fri, Jul 11 - Mon, Jul 14

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$325 Roundtrip, found 1 day ago

$325

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Indianapolis Intl. to Philadelphia Intl., returning Mon, Jul 14, priced at $325 found 1 day ago

Thu, Jul 17 - Sat, Jul 19

IND

Indianapolis Intl.

ABE

Lehigh Valley Intl.

$342 Roundtrip, found 6 days ago

$342

Roundtrip

found 6 days ago

Select United flight, departing Thu, Jul 17 from Indianapolis Intl. to Lehigh Valley Intl., returning Sat, Jul 19, priced at $342 found 6 days ago

Fri, Jul 11 - Mon, Jul 14

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$343 Roundtrip, found 1 day ago

$343

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Jul 11 from Indianapolis Intl. to Philadelphia Intl., returning Mon, Jul 14, priced at $343 found 1 day ago

Fri, Jul 11 - Mon, Jul 14

IND

Indianapolis Intl.

PHL

Philadelphia Intl.

$431 Roundtrip, found 1 day ago

$431

Roundtrip

found 1 day ago

Select American Airlines flight, departing Fri, Jul 11 from Indianapolis Intl. to Philadelphia Intl., returning Mon, Jul 14, priced at $431 found 1 day ago