Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Find cheap one-way flights from Redmond to Philadelphia starting at US$155.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Redmond to Philadelphia?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Redmond to Philadelphia

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Avelo Airlines
From US$155
Alaska Airlines
From US$190
United Airlines
From US$191
American Airlines
From US$288
Delta Air Lines
From US$357
ANA airlines

Find more flights and airlines

Find cheap flights from Redmond to Philadelphia by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Redmond to Philadelphia.

  • Cheapest
    Avelo Airlines
    RDM
    13:30
    13h 9m
    1 transfer
    PHL
    05:39
    Roberts Field Airport - Philadelphia International Airport
    Fri, May 17Avelo Airlines
    US$155
  • Avelo Airlines
    RDM
    13:30
    13h 9m
    1 transfer
    PHL
    05:39
    Roberts Field Airport - Philadelphia International Airport
    Fri, May 17Avelo Airlines
    US$155
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Redmond (RDM) to Philadelphia (PHL) the cheapest?

    Airlines adjust prices for flights from Redmond to Philadelphia based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Redmond (RDM) to Philadelphia (PHL) cost?

    According to Trip.com's data, the lowest price is around $548.

How to find a cheap flight from Redmond to Philadelphia

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Redmond to Philadelphia. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Redmond to Philadelphia Flight Information

Cheapest nonstop flight price

$154

Off-season for travel

March

Peak season for travel

November

Flight distance

3,771.41km

Popular airline

Alaska Airlines