To Philadelphia

Cheap Flights from Ottawa to Philadelphia

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Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Ottawa to Philadelphia

Explore current cheapest deals departing from Ottawa to Philadelphia

Round trip

Sort by: Cheapest

September 2 - September 20

Cheapest

YOW - Philadelphia

$358

$427

Round trip

September 16 - September 20

Best

YOW - Philadelphia

$413

$438

Round trip

September 16 - October 11

YOW - Philadelphia

$361

$441

Round trip

September 6 - September 20

YOW - Philadelphia

$370

$445

Round trip

September 10 - September 20

YOW - Philadelphia

$380

$445

Round trip

September 3 - September 7

Best

YOW - Philadelphia

$414

$451

Round trip

July 20 - July 27

YOW - Philadelphia

$355

$463

Round trip

July 27 - July 31

YOW - Philadelphia

$364

$488

Round trip

August 27 - August 31

YOW - Philadelphia

$436

$491

Round trip

July 7 - July 13

Earliest

YOW - Philadelphia

$368

$496

Round trip

Unlock all 500+ flight deals to Philadelphia and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Ottawa to Philadelphia

When considering cheap flights from Ottawa to Philadelphia, May stands out as the most affordable month, with a median fare of $243. Following closely, June offers a median fare of $262, while October presents another option with a median fare of $264. These months provide the best opportunities for budget-conscious travelers.

Fares for this route typically range from $240–$290, with a median of $264. Right now, current fares are above the typical level for this route. Approximately 30% of recent fares were classified as a good price, suggesting that deals do appear regularly. New deals show up several times a week, so setting a price alert can be beneficial.

If you fly from Ottawa to Philadelphia, most itineraries connect at least once. Recent data shows that 0% of fares were for direct flights from Ottawa to Philadelphia. For connecting itineraries, the typical number of stopovers is 1, indicating that you should expect at least one stop on your journey.

A typical journey from Ottawa to Philadelphia takes about 10h 19m, including connections. This duration accounts for the stopovers common on this route, reflecting the overall travel time you can expect. The total travel time can vary depending on the length of layovers and the specific connecting airports.

The route from Ottawa to Philadelphia covers a distance of 607 kilometers. This classifies it as a short-haul flight, meaning it is a relatively short journey. Despite the shorter distance, the prevalence of connecting flights contributes to the longer overall travel times.

How much is a round trip from Ottawa to Philadelphia

Regular price: $296 - $518

Prices for flights from Ottawa to Philadelphia are currently within the regular range.

Prices for this route typically range from $296 to $518. The current lowest deal is $427 with Porter Airlines, for travel from Sep 2 to Sep 20.

now $427

Low $296

High $518

The cheapest time to fly from Ottawa to Philadelphia

The cheapest month to fly from Ottawa to Philadelphia is May, with a median price of $243. The most expensive month is December, with a median price of $366. Prices are generally lower from May to October.

May

Cheapest

Flights from $243

December

Most Expensive

Flights from $366

May

Jun

Aug

Sep

Oct

Dec

Direct flights from Ottawa to Philadelphia

Porter Airlines

JetBlue Airways

United Airlines

Frontier Airlines

Last-minute flights going from Ottawa to Philadelphia

Thu, Jun 18

⌛ Last-Minute

YOW - Philadelphia

Ottawa (YOW) - Philadelphia (PHL)

Porter Airlines

$507

$805

One-way

Thu, Jun 18

⌛ Last-Minute

YOW - Philadelphia

Ottawa (YOW) - Philadelphia (PHL)

Porter Airlines

$510

$888

One-way

Fri, Jun 19

⌛ Last-Minute

YOW - Philadelphia

Ottawa (YOW) - Philadelphia (PHL)

Porter Airlines

$427

$693

One-way

Sat, Jun 20

⌛ Last-Minute

YOW - Philadelphia

Ottawa (YOW) - Philadelphia (PHL)

Porter Airlines

$510

$708

One-way

Sat, Jun 20

⌛ Last-Minute

YOW - Philadelphia

Ottawa (YOW) - Philadelphia (PHL)

Porter Airlines

$504

$747

One-way

Sun, Jun 21

⌛ Last-Minute

YOW - Philadelphia

Ottawa (YOW) - Philadelphia (PHL)

United Airlines

$477

$742

One-way

Biggest price drops on these dates for flights from Ottawa to Philadelphia

4 nights

Sep 16 - Sep 20

$413 → $438

4 nights

Sep 3 - Sep 7

$414 → $451

4 nights

Aug 27 - Aug 31

$436 → $491

13%

10 nights

Sep 10 - Sep 20

$380 → $445

17%

Popular Airports to fly from Ottawa to Philadelphia

Ottawa - Philadelphia route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Ottawa to Philadelphia are above the typical level at $427.

📅 Best time to fly

Fly in May for the best prices

Historically, May is the cheapest month to fly, with a median price of $243.

⏱️ Flight duration

Connecting flights average 10h 19m

Flights from Ottawa to Philadelphia typically involve connections, with a median duration of 10h 19m.

✈️ Airlines & availability

Connecting flights are available daily

Connecting flights are regularly available, with deals appearing on 0.37 days per month.

🏆 Airline highlight

Porter Airlines offers many deals

Porter Airlines has historically offered 74 deals on connecting flights for this route.

🎯 Booking tip

Good prices are available 30% of the time

Historically, 30% of recent fares for this route were considered good prices.

Ottawa main airports to depart from

Ottawa Macdonald–Cartier International (YOW)

Cheapest

Departing from Ottawa Macdonald–Cartier International offers a convenient start for your trip to Philadelphia.

📍 ~10 km from city center (reachable by car or bus)

💸 Flights from ~$427

Philadelphia main airports to arrive at

Philadelphia International (PHL)

Cheapest

Philadelphia International Airport is a convenient arrival choice for flights from Ottawa to Philadelphia.

📍 ~11 km from city center

💸 Flights from ~$427

Airports nearby Philadelphia used as alternative

Newark Liberty International (EWR)

Cheapest

Newark Liberty International offers significantly more flight options and is excellent for long-haul international routes.

📍 ~135 km from Philadelphia (reachable by Amtrak and NJ Transit)

💸 Flights from ~$203

Baltimore–Washington International (BWI)

Baltimore–Washington International is a major base for Southwest Airlines with extensive domestic coverage.

📍 ~150 km from Philadelphia (reachable by Amtrak)

💸 Flights from ~$403

Trenton–Mercer (TTN)

Trenton–Mercer offers a very fast check-in and security process with budget-friendly options.

📍 ~55 km from Philadelphia (reachable by car)

💸 Flights from ~$413

Lehigh Valley International (ABE)

Lehigh Valley International is less crowded and provides reliable regional connections to major hubs.

📍 ~85 km from Philadelphia (reachable by car)

💸 Flights from ~$456

Atlantic City International (ACY)

Atlantic City International is convenient for travelers on the eastern side of the Philadelphia metro.

📍 ~85 km from Philadelphia (reachable by car)

💸 Flights from ~$424

Business & First Class Flight Deals to Philadelphia

Philadelphia, United States

42% AI deal score

$1,915

From YOW

Elite

Jul 27

Philadelphia, United States

41% AI deal score

$2,240

Frequently Asked Questions About Flights to Philadelphia

To find cheaper flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance can often secure better prices, though last-minute deals sometimes appear. Prices may fluctuate based on demand and seasonality. It's often beneficial to monitor fare trends before making a purchase.

Comparing nearby airports can sometimes lead to more affordable flight options or different schedules. While it might add to your ground travel, the potential savings could be significant. Always factor in the total cost and convenience.

Related routes

Consider alternative routes from Ottawa

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Cheap Flights from Ottawa to Philadelphia

Today’s best flight deals from Ottawa to Philadelphia

Unlock all 500+ flight deals to Philadelphia and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Ottawa to Philadelphia

How much is a round trip from Ottawa to Philadelphia

The cheapest time to fly from Ottawa to Philadelphia

Direct flights from Ottawa to Philadelphia

Last-minute flights going from Ottawa to Philadelphia

Biggest price drops on these dates for flights from Ottawa to Philadelphia

Popular Airports to fly from Ottawa to Philadelphia

Ottawa - Philadelphia route insights

Recent fares are above the typical level

Fly in May for the best prices

Connecting flights average 10h 19m

Connecting flights are available daily

Porter Airlines offers many deals

Good prices are available 30% of the time

Ottawa main airports to depart from

Philadelphia main airports to arrive at

Airports nearby Philadelphia used as alternative

Business & First Class Flight Deals to Philadelphia

Best Elite deals to Philadelphia

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Jun 26

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Jul 10

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Jul 27

Jul 24

Sep 12

Sep 12

Jul 27

Jul 27

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Sep 19

Oct 13

Oct 20

Aug 21

Sep 19

Sep 22

Jun 19

Jul 27

Jul 27

Frequently Asked Questions About Flights to Philadelphia

How can I find cheap flights from Ottawa to Philadelphia?

How can I find cheap flights from Ottawa to Philadelphia?

When should I book flights from Ottawa to Philadelphia?

When should I book flights from Ottawa to Philadelphia?

Should I compare nearby airports for flights from Ottawa to Philadelphia?

Should I compare nearby airports for flights from Ottawa to Philadelphia?

Are direct flights from Ottawa to Philadelphia always the best option?

Are direct flights from Ottawa to Philadelphia always the best option?

Can flexible travel dates help on Ottawa to Philadelphia flights?

Can flexible travel dates help on Ottawa to Philadelphia flights?

What extra costs should I check before booking Ottawa to Philadelphia flights?

What extra costs should I check before booking Ottawa to Philadelphia flights?

Related routes

Consider alternative routes from Ottawa