In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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

When flying from Lewiston, Idaho to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Lewiston to Philadelphia?

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

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

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

$476+ Flights from Lewiston, ID to Philadelphia

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Cheap flight deals from Lewiston to Philadelphia

Round-trip from	$476 (Delta)

From Lewiston Nez Perce Rgnl to Philadelphia

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Find flight deals from Lewiston to Philadelphia

Cheapest flights from Lewiston to Philadelphia
Explore the most affordable flight options available from Lewiston to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Sat 10/47:05 amLWS - PHL

2 stops22h 40mDelta

Tue 10/711:49 amPHL - LWS

2 stops12h 14mDelta

Deal found 7/28

$476

Best flights from Lewiston to Philadelphia
Discover carefully curated flight deals from Lewiston to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Sat 10/47:05 amLWS - PHL

2 stops22h 40mDelta

Tue 10/711:49 amPHL - LWS

2 stops12h 14mDelta

Deal found 7/28

$476

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lewiston to Philadelphia that are best for you.

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Route

Depart

Return

Price

LewistonPhiladelphia

LWS - PHL

LWSPHL

Lewiston Nez Perce Rgnl

Sat 10/4

7:05 am-8:45 am

2 stops22h 40m

Philadelphia

Tue 10/7

11:49 am-9:03 pm

2 stops12h 14m

$476

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Lewiston to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Lewiston 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.

Cheapflights Insights

Everything you need to know about your flight from Lewiston to Philadelphia

What is the cheapest month to book a flight from Lewiston, Idaho to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Lewiston, Idaho to Philadelphia (average of $236). Flying from Lewiston, Idaho to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Philadelphia

Read through reviews of airlines operating flights from Lewiston to Philadelphia, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,979 reviews

Delta

8.0

Very good

7,979 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Can I find deals for flights from Lewiston to Philadelphia that include hotel bookings?
Yes. In addition to deals on Lewiston to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Lewiston to Philadelphia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lewiston to Philadelphia.
Can I find deals for business class flights from Lewiston to Philadelphia?
Yes. Cheapflights offers flight deals from Lewiston to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Lewiston, Idaho to Philadelphia?
Currently, August is the cheapest month in which you can book a flight from Lewiston, Idaho to Philadelphia (average of $236). Flying from Lewiston, Idaho to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$476+ Cheap flights from Lewiston, ID to Philadelphia (LWS - PHL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Lewiston to Philadelphia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Lewiston to Philadelphia

Round-trip from

Find flight deals from Lewiston to Philadelphia

Cheapest flights from Lewiston to PhiladelphiaExplore the most affordable flight options available from Lewiston to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Lewiston to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lewiston to Philadelphia that are best for you.

Best time to book a flight from Lewiston to Philadelphia

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

Cheapflights Insights

Everything you need to know about your flight from Lewiston to Philadelphia

What is the cheapest month to book a flight from Lewiston, Idaho to Philadelphia?

Reviews of airlines servicing Philadelphia

Read through reviews of airlines operating flights from Lewiston to Philadelphia, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Lewiston to Philadelphia?

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

What is the cheapest month to book a flight from Lewiston, Idaho to Philadelphia?

Traveling to a place near Philadelphia?

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Cheapest flights from Lewiston to Philadelphia
Explore the most affordable flight options available from Lewiston to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.