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Cheap flights from Philadelphia to Niagara Falls from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Niagara Falls departing on 10/2. 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 Philadelphia to Niagara Falls (PHL-IAG)

Cheap round-trip flights

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5:00 am - 9:17 amPHL-IAG
28h 17m3 stops
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5:48 pm - 9:49 amIAG-PHL
16h 01m2 stops
$440
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Sat, Oct 4 - Fri, Oct 10
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5:00 am - 9:17 amPHL-IAG
28h 17m3 stops
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5:48 pm - 11:25 pmIAG-PHL
29h 37m3 stops
$512
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Sat, Oct 4 - Fri, Oct 10
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1:58 pm - 4:28 pmPHL-IAG
26h 30m3 stops
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2:12 pm - 11:47 pmIAG-PHL
9h 35m2 stops
$519
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Fri, Oct 10 - Mon, Oct 13
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1:58 pm - 4:28 pmPHL-IAG
26h 30m3 stops
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2:12 pm - 12:53 pmIAG-PHL
22h 41m3 stops
$570
Find Deal
Fri, Oct 10 - Mon, Oct 13

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Niagara Falls, New York 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 August 20, 2025.
Use the filters below to find and compare flights from Philadelphia to Niagara Falls, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaNiagara Falls

PHL - IAG

PHLIAG

Philadelphia

Sat 10/4

5:00 am-9:17 am

3 stops28h 17m

Niagara Falls

Fri 10/10

5:48 pm-9:49 am

2 stops16h 01m

$440

PhiladelphiaNiagara Falls

PHL - IAG

PHLIAG

Philadelphia

Sat 10/4

5:00 am-9:17 am

3 stops28h 17m

Niagara Falls

Fri 10/10

5:48 pm-11:25 pm

3 stops29h 37m

$512

PhiladelphiaNiagara Falls

PHL - IAG

PHLIAG

Philadelphia

Fri 10/10

1:58 pm-4:28 pm

3 stops26h 30m

Niagara Falls

Mon 10/13

2:12 pm-11:47 pm

2 stops9h 35m

$519

PhiladelphiaNiagara Falls

PHL - IAG

PHLIAG

Philadelphia

Fri 10/10

1:58 pm-4:28 pm

3 stops26h 30m

Niagara Falls

Mon 10/13

2:12 pm-12:53 pm

3 stops22h 41m

$570

PhiladelphiaNiagara Falls

PHL - IAG

PHLIAG

Philadelphia

Thu 10/2

2:07 pm-4:58 pm

2 stops26h 51m

$141

PhiladelphiaNiagara Falls

PHL - IAG

PHLIAG

Philadelphia

Thu 10/2

1:48 pm-4:58 pm

1 stop27h 10m

$143

PhiladelphiaNiagara Falls

PHL - IAG

PHLIAG

Philadelphia

Thu 10/2

7:08 pm-4:58 pm

3 stops21h 50m

$213

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Philadelphia to Niagara Falls, New York

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 Niagara Falls, New York?

The cheapest day to depart from Philadelphia to Niagara Falls, New York is on a Tuesday when prices can be found for as low as $162. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Niagara Falls, New York for around $243.

When to book flights from Philadelphia to Niagara Falls, New York

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Niagara Falls, New York according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Niagara Falls, New York (PHL to IAG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Niagara Falls, New York

Direct flights

None
There are no direct flights from Philadelphia to Niagara Falls, New York. There are no popular flight routes from Philadelphia to Niagara Falls, New York.
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  • How far is Philadelphia to Niagara Falls by plane?

    The distance between Philadelphia and Niagara Falls is about 296.1 mi. In terms of flight time, this usually takes a little over 26h 30m.

  • When did momondo last update prices for flights from Philadelphia Airport to Niagara Falls Airport?

    Prices for flights from Philadelphia Airport to Niagara Falls Airport refresh daily.

  • How old do you have to be to fly from Philadelphia Airport to Niagara Falls Airport?

    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 Philadelphia Airport to Niagara Falls Airport.

  • What documentation or ID do you need to fly to Niagara Falls Airport?

    The travel and health documents you'll need for your trip to Niagara Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Niagara Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Niagara Falls?

Book flights to Niagara Falls if you plan to visit one of these locations
Lewiston

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Niagara Falls?

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

Can I find flights from Philadelphia to Niagara Falls with flexible booking policies on momondo?

All flight searches from Philadelphia to Niagara Falls on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Philadelphia to Niagara Falls?

momondo helps you find the best flight between Philadelphia and Niagara Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Philadelphia to Niagara Falls right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to Niagara Falls now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Niagara Falls and let you know when they change.

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