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San Francisco Bay Area

$349+ Cheap flights from Waterloo, IA (ALO) to San Francisco Bay Area

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — SFO
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Waterloo to San Francisco Bay Area

Keep the following information in mind while searching for Waterloo to San Francisco Bay Area flight deals. Data was last updated January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$349
(American Airlines)
Provider with most accurate pricing for Waterloo-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Waterloo-San Francisco flights.
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From Waterloo to San Francisco Bay Area
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Find flight deals from Waterloo to San Francisco Bay Area

Cheapest flights from Waterloo to San Francisco Bay Area
Explore the most affordable flight options available from Waterloo to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This American Airlines deal was found by Cheapflights users on 1/18. 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.
Thu 2/193:15 pm
ALO
-
SFO
1 stop9h 25m
American Airlines
Mon 2/236:00 am
SFO
-
ALO
1 stop6h 45m
American Airlines
Deal found 1/18$349
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Tue 2/36:00 am
ALO
-
SFO
1 stop7h 25m
American Airlines
Sat 2/77:00 am
SFO
-
ALO
2 stops13h 23m
American Airlines
Deal found 1/19$424
This American Airlines deal was found by Cheapflights users on 1/18. 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.
Mon 2/23:23 pm
ALO
-
SFO
1 stop9h 11m
American Airlines
Fri 2/61:30 pm
SFO
-
ALO
1 stop6h 53m
American Airlines
Deal found 1/18$1,061

Cheapflights Fare Finder

 
Customize your flight search to find flights from Waterloo to San Francisco Bay Area 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 January 20, 2026.
Use the filters below to find and compare flights from Waterloo to San Francisco Bay Area that are best for you.

Fly from

Waterloo

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Thu 2/19

3:15 pm-10:40 pm

1 stop9h 25m

San Francisco

Mon 2/23

6:00 am-2:45 pm

1 stop6h 45m

$349

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Tue 2/3

6:00 am-11:25 am

1 stop7h 25m

San Francisco

Sat 2/7

7:00 am-10:23 pm

2 stops13h 23m

$424

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Mon 2/2

3:23 pm-10:34 pm

1 stop9h 11m

San Francisco

Fri 2/6

1:30 pm-10:23 pm

1 stop6h 53m

$1,061

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Best time to book a flight from Waterloo to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area 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 Bay Area

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

Currently, December is the cheapest month in which you can book a flight from Waterloo, Iowa to San Francisco Bay Area (average of $144). Flying from Waterloo, Iowa to San Francisco Bay Area in September is currently the most expensive (average of $287). 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 Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 Bay Area. Reviews last updated January 20, 2026.
Peruse reviews from past customers who have flown with American Airlines from Waterloo to San Francisco Bay Area to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,164 reviews

Overall

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Comfort

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
11,164 reviews
American Airlines
7.2
Good
11,164 reviews

Overall

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Comfort

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 Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Waterloo to San Francisco Bay Area?

    For a flight from Waterloo to San Francisco Bay Area, you will be flying from Waterloo. Waterloo (ALO) is just 5.3 mi from the center of the city.

  • How long is the flight from Waterloo, Iowa to San Francisco Bay Area?

    Airlines like American Airlines fly from Waterloo, Iowa to San Francisco Bay Area in about 9h 25m. The time it takes to get you to your destination can typically vary by up to . The distance between Waterloo, Iowa and San Francisco Bay Area is about 1611 mi.

  • What are the most popular routes from Waterloo, Iowa to San Francisco Bay Area?

    When deciding which route to take from Waterloo, Iowa to San Francisco Bay Area consider Waterloo - San Francisco, Waterloo - Oakland or Waterloo - San Jose as they are the most popular.

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

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

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

    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 Bay Area.

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

    Yes. Cheapflights offers flight deals from Waterloo to San Francisco Bay Area 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 Bay Area?

    Currently, December is the cheapest month in which you can book a flight from Waterloo, Iowa to San Francisco Bay Area (average of $144). Flying from Waterloo, Iowa to San Francisco Bay Area in September is currently the most expensive (average of $287). 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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Top airline flying from Waterloo to San Francisco Bay Area

Discover the top airline that operate flights from Waterloo to San Francisco Bay Area. 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$487FlexibilityNo cancel feeOn-time71%

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