What is the cheapest airline to fly from Philadelphia to International Falls round-trip?

According to our current data, Delta ($371), offers the cheapest pricing from Philadelphia to International Falls.

What is the cheapest day to fly from Philadelphia to International Falls?

Travelers seeking maximum savings on their Philadelphia to International Falls flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in International Falls ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit International Falls when rainfall is around 0.6 in.

If weather is an important factor for your trip to International Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 F).

What is the cheapest time of day to fly from PHL to INL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to International Falls as you normally would.

Most accurate provider : When it comes to deals on Philadelphia-International Falls flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Philadelphia-International Falls flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Philadelphia-International Falls flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Philadelphia-International Falls flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-International Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Philadelphia to International Falls that include hotel bookings?

Yes. In addition to deals on Philadelphia to International Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Philadelphia to International Falls?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to International Falls.

Can I find deals for business class flights from Philadelphia to International Falls?

Yes. Cheapflights offers flight deals from Philadelphia to International Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flight deals from Philadelphia to International Falls

Most accurate provider	Expedia 2 stars
Most trusted provider	Expedia 3 stars

Provider with most accurate pricing for Philadelphia-Falls Intl flight deals.

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Provider most trusted by Cheapflights users for Philadelphia-Falls Intl flights.

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Most accurate provider: When it comes to deals on Philadelphia-International Falls flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Philadelphia-International Falls flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Philadelphia-International Falls flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Philadelphia-International Falls flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-International Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to International Falls

Have a flexible travel schedule? Discover the best time to fly to International Falls from Philadelphia with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing International Falls

Read reviews from past customers who have flown Delta from Philadelphia to International Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

8.0

Excellent

Marie Antonette,Sep 2023

CDG - MSP

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

Delta

8.0

Very good

7,964 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

8.0

Excellent

Marie Antonette,Sep 2023

CDG - MSP

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

Related info for your journey

What is the cheapest airline to fly from Philadelphia to International Falls round-trip?
According to our current data, Delta ($371), offers the cheapest pricing from Philadelphia to International Falls.
Can I find deals for flights from Philadelphia to International Falls that include hotel bookings?
Yes. In addition to deals on Philadelphia to International Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to International Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to International Falls.
Can I find deals for business class flights from Philadelphia to International Falls?
Yes. Cheapflights offers flight deals from Philadelphia to International Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Philadelphia to International Falls

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$371	Average$663	FlexibilityNo cancel fee	On-timeN/A

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Find cheap flights from Philadelphia to International Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Philadelphia to International Falls

Most accurate provider

Most trusted provider

Best time to book a flight from Philadelphia to International Falls

Have a flexible travel schedule? Discover the best time to fly to International Falls from Philadelphia with our price prediction graph.

Reviews of airlines servicing International Falls

Read reviews from past customers who have flown Delta from Philadelphia to International Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to International Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Philadelphia to International Falls round-trip?

Can I find deals for flights from Philadelphia to International Falls that include hotel bookings?

How can I find direct flights from Philadelphia to International Falls?

Can I find deals for business class flights from Philadelphia to International Falls?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to International Falls

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to International Falls by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Philadelphia to International Falls by cabin class

Find flights from Philadelphia to International Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to International Falls

Explore flights to International Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 29, 2025.

Philadelphia and International Falls flights

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Other flights from Philadelphia

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Top airline flying from Philadelphia to International Falls

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Cheap flights from Philadelphia to International Falls (PHL - INL)

Find cheap flights from Philadelphia to International Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Philadelphia to International Falls

Most accurate provider

Most trusted provider

Best time to book a flight from Philadelphia to International Falls

Have a flexible travel schedule? Discover the best time to fly to International Falls from Philadelphia with our price prediction graph.

Reviews of airlines servicing International Falls

Read reviews from past customers who have flown Delta from Philadelphia to International Falls. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to International Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Philadelphia to International Falls round-trip?

Can I find deals for flights from Philadelphia to International Falls that include hotel bookings?

How can I find direct flights from Philadelphia to International Falls?

Can I find deals for business class flights from Philadelphia to International Falls?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to International Falls

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Philadelphia to International Falls

100% Free

Book with Flexibility

Travel Smart