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$339+ Cheap flights from Waterloo, IA to San Francisco (ALO - SFO)

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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — SFO
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Waterloo to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Waterloo (ALO) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Round-trip from

$339
(American Airlines)
From Waterloo to San Francisco
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Find flight deals from Waterloo to San Francisco

Cheapest flights from Waterloo to San Francisco
Explore the most affordable flight options available from Waterloo to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/133:14 pmALO - SFO
1 stop8h 19mAmerican Airlines
Mon 8/182:26 pmSFO - ALO
1 stop7h 11mAmerican Airlines
Deal found 7/30$339

Cheapflights Fare Finder

 
Customize your flight search to find flights from Waterloo to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Waterloo to San Francisco that are best for you.

Fly from

Waterloo

Fly to

San Francisco

Route

Depart

Return

Price

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Wed 8/13

3:14 pm-9:33 pm

1 stop8h 19m

San Francisco

Mon 8/18

2:26 pm-11:37 pm

1 stop7h 11m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Waterloo to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Waterloo 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 Waterloo to San Francisco

What is the cheapest month to book a flight from Waterloo, Iowa to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Waterloo, Iowa to San Francisco (average of $276). Flying from Waterloo, Iowa to San Francisco in June is currently the most expensive (average of $358). 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 San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated July 30, 2025.
Peruse reviews from past customers who have flown with American Airlines from Waterloo to San Francisco to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Entertainment

6.9

Boarding

7.5

Food

6.5

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Entertainment

6.9

Boarding

7.5

Food

6.5

Comfort

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

Related info for your journey

Find useful and relevant information for your journey from Waterloo to San Francisco. 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 Waterloo, Iowa to San Francisco round-trip?

    American Airlines, at $339, was found to be the cheapest airline from Waterloo, Iowa to San Francisco..

  • Can I find deals for flights from Waterloo to San Francisco that include hotel bookings?

    Yes. In addition to deals on Waterloo to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Waterloo to San Francisco?

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

  • Can I find deals for business class flights from Waterloo to San Francisco?

    Yes. Cheapflights offers flight deals from Waterloo to San Francisco 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 Waterloo, Iowa to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Waterloo, Iowa to San Francisco (average of $276). Flying from Waterloo, Iowa to San Francisco in June is currently the most expensive (average of $358). 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.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
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Top airline flying from Waterloo to San Francisco

Discover the top airline that operate flights from Waterloo to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$418FlexibilityNo cancel feeOn-time71%

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