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$521+ Cheap flights from Waterloo, IA to San Francisco (ALO - SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — SFO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. 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 12/116:00 amALO - SFO
1 stop9h 10mAmerican Airlines
Fri 12/1212:25 amSFO - ALO
2 stops12h 31mAmerican Airlines
Deal found 12/10$533
This American Airlines deal was found by Cheapflights users on 12/9. 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 12/245:40 amALO - SFO
2 stops15h 49mAmerican Airlines
Sun 12/286:00 amSFO - ALO
1 stop6h 39mAmerican Airlines
Deal found 12/9$553
This American Airlines deal was found by Cheapflights users on 12/9. 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.
Fri 12/265:40 amALO - SFO
1 stop7h 26mAmerican Airlines
Mon 12/296:00 amSFO - ALO
1 stop6h 39mAmerican Airlines
Deal found 12/9$817
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/265:40 amALO - SFO
1 stop7h 26mAmerican Airlines
Tue 12/3012:52 pmSFO - ALO
1 stop8h 53mAmerican Airlines
Deal found 12/11$828
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/255:40 amALO - SFO
2 stops12h 18mAmerican Airlines
Mon 12/296:00 amSFO - ALO
1 stop6h 39mAmerican Airlines
Deal found 12/10$899

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$553
(American Airlines)

One-way from

$521
(American Airlines)
Provider with most accurate pricing for Waterloo-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Waterloo-San Francisco flights.
Search Deals
From Waterloo to San Francisco
Search Deals
One-way flight from Waterloo to San Francisco
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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 December 12, 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 12/24

5:40 am-7:29 pm

2 stops15h 49m

San Francisco

Sun 12/28

6:00 am-2:39 pm

1 stop6h 39m

$553

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Fri 12/26

5:40 am-11:06 am

1 stop7h 26m

San Francisco

Mon 12/29

6:00 am-2:39 pm

1 stop6h 39m

$817

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Fri 12/26

5:40 am-11:06 am

1 stop7h 26m

San Francisco

Tue 12/30

12:52 pm-11:45 pm

1 stop8h 53m

$828

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Thu 12/25

5:40 am-3:58 pm

2 stops12h 18m

San Francisco

Mon 12/29

6:00 am-2:39 pm

1 stop6h 39m

$899

WaterlooSan Francisco

ALO - SFO

ALOSFO

Waterloo

Thu 1/15

3:23 pm-10:34 pm

1 stop9h 11m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Waterloo to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Waterloo to San Francisco in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Waterloo, Iowa-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Waterloo, Iowa-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Waterloo, Iowa-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Waterloo, Iowa-San Francisco flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Waterloo, Iowa-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, December is the cheapest month in which you can book a flight from Waterloo, Iowa to San Francisco (average of $144). Flying from Waterloo, Iowa to San Francisco 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

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 December 12, 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
11,050 reviews

Entertainment

6.9

Food

6.5

Boarding

7.5

Comfort

7.2

Crew

8.0

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
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Food

6.5

Boarding

7.5

Comfort

7.2

Crew

8.0

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.

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

    Departing from Waterloo, Iowa to San Francisco will take you 15h 49m. The distance between Waterloo, Iowa and San Francisco is about 1611 mi.

  • What is the cheapest airline to fly from Waterloo, Iowa to San Francisco round-trip?

    American Airlines, at $288, 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, December is the cheapest month in which you can book a flight from Waterloo, Iowa to San Francisco (average of $144). Flying from Waterloo, Iowa to San Francisco 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.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
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Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
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Daly City
Vallejo
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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$487FlexibilityNo cancel feeOn-time71%

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