App
Customer Support
CAD
Find Bookings
Trip.com
>
Cheap Flights
>
United States
>
California
>
San Francisco
>
Flights from Allentown to San Francisco
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 Allentown to San Francisco flights starting at CAD 233.

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

  • One way
  • Round-trip
      • ABE14:05
        11h
        1 stop
        SFO22:05
        Sat, Jan 18|Allentown - San Francisco|Delta Air Lines
        CAD 233CAD 385
        40% OFF
        40% OFF
        CAD 385CAD 233

        Choose Delta Air Lines flights from Allentown to San Francisco. The one-way connecting flight with Delta Air Lines departs from Lehigh Valley International Airport on Sat, Jan 18, arriving at San Francisco International Airport. One-way Prices start from CAD 233 including taxes and charges.

      • ABE06:20
        10h 29m
        1 stop
        SFO13:49
        Sun, Jan 19|Allentown - San Francisco|Delta Air Lines
        CAD 233CAD 385
        40% OFF
        40% OFF
        CAD 385CAD 233

        Choose Delta Air Lines flights from Allentown to San Francisco. The one-way connecting flight with Delta Air Lines departs from Lehigh Valley International Airport on Sun, Jan 19, arriving at San Francisco International Airport. One-way Prices start from CAD 233 including taxes and charges.

      • ABE17:30
        9h 24m
        1 stop
        SFO23:54
        Mon, Jan 20|Allentown - San Francisco|Delta Air Lines
        CAD 233CAD 385
        40% OFF
        40% OFF
        CAD 385CAD 233

        Choose Delta Air Lines flights from Allentown to San Francisco. The one-way connecting flight with Delta Air Lines departs from Lehigh Valley International Airport on Mon, Jan 20, arriving at San Francisco International Airport. One-way Prices start from CAD 233 including taxes and charges.

      • ABE17:30
        9h 22m
        1 stop
        SFO23:52
        Wed, Feb 5|Allentown - San Francisco|Delta Air Lines
        CAD 242
        CAD 242

        Choose Delta Air Lines flights from Allentown to San Francisco. The one-way connecting flight with Delta Air Lines departs from Lehigh Valley International Airport on Wed, Feb 5, arriving at San Francisco International Airport. One-way Prices start from CAD 242 including taxes and charges.

      • ABE17:25
        9h 53m
        1 stop
        SFO00:18
        Sat, Mar 22|Allentown - San Francisco|Delta Air Lines
        CAD 243
        CAD 243

        Choose Delta Air Lines flights from Allentown to San Francisco. The one-way connecting flight with Delta Air Lines departs from Lehigh Valley International Airport on Sat, Mar 22, arriving at San Francisco International Airport. One-way Prices start from CAD 243 including taxes and charges.

      • ABE13:18
        11h 46m
        1 stop
        SFO22:04
        Thu, Feb 20|Allentown - San Francisco|Delta Air Lines
        CAD 290
        CAD 290

        Choose Delta Air Lines flights from Allentown to San Francisco. The one-way connecting flight with Delta Air Lines departs from Lehigh Valley International Airport on Thu, Feb 20, arriving at San Francisco International Airport. One-way Prices start from CAD 290 including taxes and charges.

      • ABE13:18
        10h 1m
        1 stop
        SFO20:19
        Tue, Jan 21|Allentown - San Francisco|Delta Air Lines
        CAD 300
        CAD 300

        Choose Delta Air Lines flights from Allentown to San Francisco. The one-way connecting flight with Delta Air Lines departs from Lehigh Valley International Airport on Tue, Jan 21, arriving at San Francisco International Airport. One-way Prices start from CAD 300 including taxes and charges.

      • ABE17:30
        9h 24m
        1 stop
        SFO23:54
        Tue, Jan 28|Allentown - San Francisco|Delta Air Lines
        CAD 301
        CAD 301

        Choose Delta Air Lines flights from Allentown to San Francisco. The one-way connecting flight with Delta Air Lines departs from Lehigh Valley International Airport on Tue, Jan 28, arriving at San Francisco International Airport. One-way Prices start from CAD 301 including taxes and charges.

      • ABE12:31
        11h 41m
        1 stop
        SFO21:12
        Sat, Jan 18|Allentown - San Francisco|American Airlines
        CAD 303
        CAD 303

        Choose American Airlines flights from Allentown to San Francisco. The one-way connecting flight with American Airlines departs from Lehigh Valley International Airport on Sat, Jan 18, arriving at San Francisco International Airport. One-way Prices start from CAD 303 including taxes and charges.

      • ABE12:31
        9h 35m
        1 stop
        SFO19:06
        Sun, Jan 19|Allentown - San Francisco|American Airlines
        CAD 303
        CAD 303

        Choose American Airlines flights from Allentown to San Francisco. The one-way connecting flight with American Airlines departs from Lehigh Valley International Airport on Sun, Jan 19, arriving at San Francisco International Airport. One-way Prices start from CAD 303 including taxes and charges.

      • ABE01:00 pm
        3h 5m
        Nonstop
        SFO02:00 pm
        Mon, Jan 20|Allentown - San Francisco|Delta Air Lines
        Find More Flights
        Find More Flights

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

When is the cheapest time to fly from Allentown to San Francisco?

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.

Find Cheapest Airlines Flying from Allentown to San Francisco

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

Delta Air Lines
From CAD 233
United Airlines
From CAD 252
American Airlines
From CAD 303

Find more flights and airlines

Alternative Routes for Allentown to San Francisco Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Allentown to San Francisco.

  • Cheapest
    Delta Air Lines
    ABE
    06:20
    10h 29m
    1 transfer
    SFO
    13:49
    Lehigh Valley International Airport - San Francisco International Airport
    Sun, Jan 19Delta Air Lines
    CAD 233
  • Delta Air Lines
    ABE
    06:20
    10h 29m
    1 transfer
    SFO
    13:49
    Lehigh Valley International Airport - San Francisco International Airport
    Sun, Jan 19Delta Air Lines
    CAD 233
    Find More Flights

FAQ

  • When are flight tickets from Allentown (ABE) to San Francisco (SFO) the cheapest?

    Airlines adjust prices for flights from Allentown to San Francisco based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Allentown (ABE) to San Francisco (SFO) cost?

    According to Trip.com's data, the lowest price is around CAD 733.

  • What is the transportation method from the main airport to downtown in San Francisco?

    • The distance from San Francisco International Airport to downtown is about 17km, by taxi about 30 minutes.

  • How many airports in San Francisco (SFO)?

    There are 1 airport(s) in San Francisco (SFO): San Francisco International Airport.

How to find a cheap flight from Allentown to San Francisco

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 Allentown to San Francisco. 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

Flight Information for Allentown to San Francisco Flights

Cheapest direct flight priceCAD 232
Off-season travel monthDecember
Peak season for travelOctober
Flight distance4,015.37km
Popular airlineAmerican Airlines

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.