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DEN

$56 Find cheap flights from Pennsylvania to Denver

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Denver departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 7/1
Mon 7/8

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In the last 7 days travelers have searched 42,787,818 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

July

Cheapest flight

$56
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 13% increase in price.
Flight from Allentown to Denver

FAQs for booking flights from Pennsylvania to Denver

  • How does KAYAK find such low prices on flights from Pennsylvania to Denver?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Denver.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Denver?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Denver from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Pennsylvania to Denver?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Denver with an airline and back to Pennsylvania with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Denver?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Denver from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Pennsylvania to Denver?

Find which airlines fly direct from Pennsylvania to Denver Intl, which days they fly and book direct flights.

Nonstop departures

Pennsylvania to Denver Intl

Monday

ANA, Aer Lingus, Aeromexico, +58 more

ANA, Aer Lingus, +59 more

Tuesday

ANA, Aer Lingus, Aeromexico, +58 more

ANA, Aer Lingus, +59 more

Wednesday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Thursday

ANA, Aer Lingus, Aeromexico, +58 more

ANA, Aer Lingus, +59 more

Friday

ANA, Aer Lingus, Aeromexico, +59 more

ANA, Aer Lingus, +60 more

Saturday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Sunday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

See more direct flights

Nonstop returns

Denver Intl to Pennsylvania

Monday

ANA, Aer Lingus, Aeromexico, +58 more

ANA, Aer Lingus, +59 more

Tuesday

ANA, Aer Lingus, Aeromexico, +58 more

ANA, Aer Lingus, +59 more

Wednesday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

Thursday

ANA, Aer Lingus, Aeromexico, +58 more

ANA, Aer Lingus, +59 more

Friday

ANA, Aer Lingus, Aeromexico, +59 more

ANA, Aer Lingus, +60 more

Saturday

ANA, Aer Lingus, Aeromexico, +61 more

ANA, Aer Lingus, +62 more

Sunday

ANA, Aer Lingus, Aeromexico, +60 more

ANA, Aer Lingus, +61 more

See more direct flights
See more direct flights

Book cheap flights from Pennsylvania to Denver

Recent round-trip flight deals

10/20Sun
nonstopAllegiant Air
3h 58mABE-DEN
10/27Sun
nonstopAllegiant Air
3h 26mDEN-ABE
$105
8/24Sat
nonstopFrontier
4h 01mDCA-DEN
9/4Wed
nonstopFrontier
3h 30mDEN-DCA
$116
6/12Wed
nonstop
4h 15mPHL-DEN
6/18Tue
1 stop
15h 53mDEN-PHL
$154
8/17Sat
nonstopUnited Airlines
3h 51mIAD-DEN
8/21Wed
nonstopUnited Airlines
3h 25mDEN-IAD
$157
6/12Wed
nonstop
4h 21mPHL-DEN
6/15Sat
1 stop
8h 32mDEN-PHL
$157
7/16Tue
1 stopSun Country Air
6h 38mPHL-DEN
7/23Tue
1 stopSun Country Air
15h 47mDEN-PHL
$162
8/13Tue
nonstopUnited Airlines
3h 50mIAD-DEN
8/16Fri
nonstopUnited Airlines
3h 26mDEN-IAD
$177
8/24Sat
nonstopDelta
4h 31mLGA-DEN
8/31Sat
nonstopDelta
3h 52mDEN-LGA
$177
6/19Wed
1 stopSun Country Air
8h 10mPHL-DEN
6/24Mon
1 stopSun Country Air
14h 13mDEN-PHL
$190
8/17Sat
1 stopDelta
5h 32mIAD-DEN
8/21Wed
1 stopDelta
6h 52mDEN-IAD
$216

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Recent one-way flight deals

9/15Sun
nonstopAllegiant Air
3h 48mABE-DEN
$56
6/18Tue
nonstopFrontier
3h 33mPIT-DEN
$58
8/14Wed
nonstopUnited Airlines
3h 50mIAD-DEN
$79
7/16Tue
1 stopSun Country Air
6h 38mPHL-DEN
$83
7/24Wed
1 stopSun Country Air
7h 13mPHL-DEN
$91
9/14Sat
1 stopAmerican Airlines
7h 07mLGA-DEN
$98
9/14Sat
1 stopAmerican Airlines
7h 10mJFK-DEN
$98
7/30Tue
nonstopUnited Airlines
3h 51mIAD-DEN
$99
7/2Tue
1 stopJetBlue
8h 13mDCA-DEN
$102
8/25Sun
1 stopJetBlue
7h 32mPHL-DEN
$103

Search by stops

Search by airline

Search by price

Last minute flights from Pennsylvania to Denver

Last minute flight, train and bus deals

6/1Sat
nonstopFrontier
4h 18mPHL-DEN
6/2Sun
nonstopFrontier
3h 38mDEN-PHL
$133
6/5Wed
nonstopFrontier
4h 16mPHL-DEN
6/19Wed
nonstopFrontier
3h 37mDEN-PHL
$136
6/5Wed
multi-stop
6h 20mPHL-DEN
6/8Sat
nonstop
3h 37mDEN-PHL
$152
6/5Wed
multi-stop
11h 33mPHL-DEN
6/10Mon
multi-stop
14h 29mDEN-PHL
$187
6/2Sun
nonstopAllegiant Air
4h 02mABE-DEN
6/6Thu
nonstopAllegiant Air
3h 34mDEN-ABE
$240
6/4Tue
multi-stopSun Country Air
23h 29mIAD-DEN
6/11Tue
multi-stopSun Country Air
22h 11mDEN-IAD
$285
6/5Wed
multi-stopSun Country Air
6h 28mIAD-DEN
6/6Thu
multi-stopSun Country Air
14h 18mDEN-IAD
$289
6/6Thu
nonstopJetBlue
4h 22mJFK-DEN
6/13Thu
nonstopJetBlue
3h 46mDEN-JFK
$307
6/6Thu
nonstopJetBlue
4h 22mJFK-DEN
6/10Mon
multi-stopJetBlue
5h 40mDEN-JFK
$329
6/2Sun
multi-stopAllegiant Air
26h 32mEWR-DEN
6/9Sun
multi-stopAllegiant Air
23h 06mDEN-EWR
$406

Search by stops

Search by airline

Search by price