$289+ Cheap flights from California to Waterloo, IA (ALO)
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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ALO
May 4 — May 111
Round-trip
1 adult, Economy
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Find cheap flights from California to Waterloo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from California to WaterlooExplore the most affordable flight options available from California to Waterloo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2026.
Explore the most affordable flight options available from California to Waterloo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2026.
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/61:28 pm
SFO
- ALO
1 stop8h 21m
American Airlines
Wed 5/135:40 am
ALO
- SFO
1 stop8h 58m
American Airlines
Deal found 3/30![American Airlines logo]()
$456
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 4/275:30 am
SFO
- ALO
1 stop16h 19m
American Airlines
Mon 5/42:23 pm
ALO
- SFO
1 stop22h 39m
American Airlines
Deal found 3/30![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 4/1. 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 9/32:54 pm
SMF
- ALO
1 stop6h 38m
American Airlines
Wed 9/96:06 am
ALO
- SMF
2 stops11h 26m
American Airlines
Deal found 4/1![American Airlines logo]()
$540
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 5/711:42 pm
SMF
- ALO
2 stops12h 11m
American Airlines
Sun 5/105:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/30![American Airlines logo]()
$570
This American Airlines deal was found by Cheapflights users on 4/3. 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 6/113:15 pm
LAX
- ALO
1 stop6h 54m
American Airlines
Sun 6/145:00 am
ALO
- LAX
1 stop7h 35m
American Airlines
Deal found 4/3![American Airlines logo]()
$572
This American Airlines deal was found by Cheapflights users on 4/2. 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 4/173:01 pm
LAX
- ALO
1 stop6h 48m
American Airlines
Tue 4/212:23 pm
ALO
- LAX
1 stop9h 37m
American Airlines
Deal found 4/2![American Airlines logo]()
$584
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/152:47 pm
SNA
- ALO
1 stop21h 06m
American Airlines
Sun 4/195:40 am
ALO
- SNA
1 stop10h 41m
American Airlines
Deal found 3/31![American Airlines logo]()
$591
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Fri 9/412:40 pm
LAX
- ALO
1 stop8h 52m
American Airlines
Sun 9/63:13 pm
ALO
- LAX
1 stop7h 59m
American Airlines
Deal found 3/30![American Airlines logo]()
$592
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/2210:23 pm
SMF
- ALO
2 stops13h 30m
American Airlines
Mon 4/275:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/31![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/610:00 am
SMF
- ALO
2 stops11h 49m
American Airlines
Sun 5/105:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/30![American Airlines logo]()
$640
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/610:23 pm
SMF
- ALO
2 stops13h 30m
American Airlines
Mon 5/112:23 pm
ALO
- SMF
2 stops11h 36m
American Airlines
Deal found 3/30![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 4/3. 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 9/36:50 pm
SFO
- ALO
2 stops17h 51m
American Airlines
Tue 9/83:13 pm
ALO
- SFO
1 stop28h 22m
American Airlines
Deal found 4/3![American Airlines logo]()
$667
Best flights from California to WaterlooDiscover carefully curated flight deals from California to Waterloo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 4, 2026.
Discover carefully curated flight deals from California to Waterloo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 4, 2026.
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/61:28 pm
SFO
- ALO
1 stop8h 21m
American Airlines
Wed 5/135:40 am
ALO
- SFO
1 stop8h 58m
American Airlines
Deal found 3/30![American Airlines logo]()
$456
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 4/275:30 am
SFO
- ALO
1 stop16h 19m
American Airlines
Mon 5/42:23 pm
ALO
- SFO
1 stop22h 39m
American Airlines
Deal found 3/30![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 4/1. 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 9/32:54 pm
SMF
- ALO
1 stop6h 38m
American Airlines
Wed 9/96:06 am
ALO
- SMF
2 stops11h 26m
American Airlines
Deal found 4/1![American Airlines logo]()
$540
This American Airlines deal was found by Cheapflights users on 4/3. 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 6/113:15 pm
LAX
- ALO
1 stop6h 54m
American Airlines
Sun 6/145:00 am
ALO
- LAX
1 stop7h 35m
American Airlines
Deal found 4/3![American Airlines logo]()
$572
This American Airlines deal was found by Cheapflights users on 4/2. 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 4/173:01 pm
LAX
- ALO
1 stop6h 48m
American Airlines
Tue 4/212:23 pm
ALO
- LAX
1 stop9h 37m
American Airlines
Deal found 4/2![American Airlines logo]()
$584
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/152:47 pm
SNA
- ALO
1 stop21h 06m
American Airlines
Sun 4/195:40 am
ALO
- SNA
1 stop10h 41m
American Airlines
Deal found 3/31![American Airlines logo]()
$591
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Fri 9/412:40 pm
LAX
- ALO
1 stop8h 52m
American Airlines
Sun 9/63:13 pm
ALO
- LAX
1 stop7h 59m
American Airlines
Deal found 3/30![American Airlines logo]()
$592
This American Airlines deal was found by Cheapflights users on 3/31. 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 9/116:00 am
LAX
- ALO
1 stop6h 19m
American Airlines
Fri 9/184:32 pm
ALO
- LAX
1 stop7h 01m
American Airlines
Deal found 3/31![American Airlines logo]()
$592
This American Airlines deal was found by Cheapflights users on 4/1. 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 4/2211:38 am
SMF
- ALO
2 stops10h 11m
American Airlines
Mon 4/275:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 4/1![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/611:38 am
SMF
- ALO
2 stops10h 11m
American Airlines
Mon 5/115:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/30![American Airlines logo]()
$640
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 5/711:48 am
SMF
- ALO
1 stop10h 07m
American Airlines
Sun 5/102:23 pm
ALO
- SMF
1 stop22h 25m
American Airlines
Deal found 3/30![American Airlines logo]()
$661
This American Airlines deal was found by Cheapflights users on 4/3. 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 9/36:50 pm
SFO
- ALO
2 stops17h 51m
American Airlines
Tue 9/83:13 pm
ALO
- SFO
1 stop28h 22m
American Airlines
Deal found 4/3![American Airlines logo]()
$667
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 5/710:23 pm
SMF
- ALO
2 stops13h 30m
American Airlines
Mon 5/115:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/30![American Airlines logo]()
$670
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 4/1611:42 pm
SMF
- ALO
2 stops12h 11m
American Airlines
Sun 4/195:40 am
ALO
- SMF
2 stops9h 57m
American Airlines
Deal found 3/30![American Airlines logo]()
$681
This American Airlines deal was found by Cheapflights users on 4/3. 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 9/411:30 pm
SFO
- ALO
2 stops13h 11m
American Airlines
Tue 9/86:00 am
ALO
- SFO
1 stop7h 04m
American Airlines
Deal found 4/3![American Airlines logo]()
$686
This American Airlines deal was found by Cheapflights users on 4/3. 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 6/1210:00 am
LAX
- ALO
2 stops12h 09m
American Airlines
Sun 6/143:02 pm
ALO
- LAX
2 stops8h 59m
American Airlines
Deal found 4/3![American Airlines logo]()
$714
This American Airlines deal was found by Cheapflights users on 4/3. 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 9/312:15 pm
SFO
- ALO
2 stops9h 17m
American Airlines
Mon 9/73:13 pm
ALO
- SFO
1 stop8h 20m
American Airlines
Deal found 4/3![American Airlines logo]()
$732
This American Airlines deal was found by Cheapflights users on 3/30. 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 4/1511:38 am
SMF
- ALO
2 stops10h 11m
American Airlines
Mon 4/202:23 pm
ALO
- SMF
2 stops9h 57m
American Airlines
Deal found 3/30![American Airlines logo]()
$734
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 4/1611:48 am
SMF
- ALO
1 stop10h 01m
American Airlines
Mon 4/202:23 pm
ALO
- SMF
1 stop11h 06m
American Airlines
Deal found 3/30![American Airlines logo]()
$912
Last-minute flights from California to WaterlooDiscover last-minute flight deals from California to Waterloo. Data last updated April 4, 2026 and is based on user searches.
Discover last-minute flight deals from California to Waterloo. Data last updated April 4, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/152:47 pm
SNA
- ALO
1 stop21h 06m
American Airlines
Sun 4/195:40 am
ALO
- SNA
1 stop10h 41m
American Airlines
Deal found 3/31![American Airlines logo]()
$591
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 4/1611:42 pm
SMF
- ALO
2 stops12h 11m
American Airlines
Sun 4/195:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/30![American Airlines logo]()
$676
This American Airlines deal was found by Cheapflights users on 4/2. 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 4/173:01 pm
LAX
- ALO
1 stop6h 48m
American Airlines
Tue 4/212:23 pm
ALO
- LAX
1 stop9h 37m
American Airlines
Deal found 4/2![American Airlines logo]()
$584
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/2210:23 pm
SMF
- ALO
2 stops13h 30m
American Airlines
Mon 4/275:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/31![American Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 4/275:30 am
SFO
- ALO
1 stop16h 19m
American Airlines
Mon 5/42:23 pm
ALO
- SFO
1 stop22h 39m
American Airlines
Deal found 3/30![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/61:28 pm
SFO
- ALO
1 stop8h 21m
American Airlines
Wed 5/135:40 am
ALO
- SFO
1 stop8h 58m
American Airlines
Deal found 3/30![American Airlines logo]()
$456
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/610:00 am
SMF
- ALO
2 stops11h 49m
American Airlines
Sun 5/105:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/30![American Airlines logo]()
$640
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/610:23 pm
SMF
- ALO
2 stops13h 30m
American Airlines
Mon 5/112:23 pm
ALO
- SMF
2 stops11h 36m
American Airlines
Deal found 3/30![American Airlines logo]()
$645
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 5/711:42 pm
SMF
- ALO
2 stops12h 11m
American Airlines
Sun 5/105:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/30![American Airlines logo]()
$570
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 5/710:23 pm
SMF
- ALO
2 stops13h 30m
American Airlines
Mon 5/115:40 am
ALO
- SMF
1 stop7h 08m
American Airlines
Deal found 3/30![American Airlines logo]()
$670
One-way flights from California to WaterlooSearch for one-way flight options from California to Waterloo. Find affordable one-way fares based on user searches. Data last updated April 4, 2026.
Search for one-way flight options from California to Waterloo. Find affordable one-way fares based on user searches. Data last updated April 4, 2026.
This American Airlines deal was found by Cheapflights users on 4/3. 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 6/96:00 am
LAX
- ALO
1 stop16h 09m
American Airlines
Deal found 4/3![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 3/31. 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 5/73:09 pm
SAN
- ALO
1 stop20h 44m
American Airlines
Deal found 3/31![American Airlines logo]()
$343
This American Airlines deal was found by Cheapflights users on 4/4. 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 7/243:18 pm
LAX
- ALO
1 stop6h 41m
American Airlines
Deal found 4/4![American Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/1311:59 pm
LAX
- ALO
2 stops11h 54m
American Airlines
Deal found 3/31![American Airlines logo]()
$363
This American Airlines deal was found by Cheapflights users on 4/2. 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 6/1011:55 pm
LAX
- ALO
2 stops12h 37m
American Airlines
Deal found 4/2![American Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 4/2. 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 4/157:21 am
SFO
- ALO
1 stop28h 32m
American Airlines
Deal found 4/2![American Airlines logo]()
$499
This American Airlines deal was found by Cheapflights users on 4/2. 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 4/141:28 pm
SFO
- ALO
1 stop8h 21m
American Airlines
Deal found 4/2![American Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 4/2. 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 4/131:28 pm
SFO
- ALO
1 stop22h 25m
American Airlines
Deal found 4/2![American Airlines logo]()
$549
Find flight deals from California to Waterloo
Keep the following information in mind while searching for California to Waterloo flight deals. Data was last updated April 4, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $456 (American Airlines) |
One-way from | $289 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from California to Waterloo 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 April 4, 2026.
Use the filters below to find and compare flights from California to Waterloo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoWaterloo
SFO - ALO
SFOALO
San Francisco
Wed 5/6
1:28 pm-11:49 pm
1 stop8h 21m
Waterloo
Wed 5/13
5:40 am-12:38 pm
1 stop8h 58m
$456
San FranciscoWaterloo
SFO - ALO
SFOALO
San Francisco
Mon 4/27
5:30 am-11:49 pm
1 stop16h 19m
Waterloo
Mon 5/4
2:23 pm-11:02 am
1 stop22h 39m
$528
SacramentoWaterloo
SMF - ALO
SMFALO
Sacramento Intl
Thu 9/3
2:54 pm-11:32 pm
1 stop6h 38m
Waterloo
Wed 9/9
6:06 am-3:32 pm
2 stops11h 26m
$540
Los AngelesWaterloo
LAX - ALO
LAXALO
Los Angeles
Thu 6/11
3:15 pm-12:09 am
1 stop6h 54m
Waterloo
Sun 6/14
5:00 am-10:35 am
1 stop7h 35m
$572
Los AngelesWaterloo
LAX - ALO
LAXALO
Los Angeles
Fri 4/17
3:01 pm-11:49 pm
1 stop6h 48m
Waterloo
Tue 4/21
2:23 pm-10:00 pm
1 stop9h 37m
$584
Santa AnaWaterloo
SNA - ALO
SNAALO
Santa Ana J. Wayne/Orange Cnty
Wed 4/15
2:47 pm-1:53 pm
1 stop21h 06m
Waterloo
Sun 4/19
5:40 am-2:21 pm
1 stop10h 41m
$591
Los AngelesWaterloo
LAX - ALO
LAXALO
Los Angeles
Fri 9/4
12:40 pm-11:32 pm
1 stop8h 52m
Waterloo
Sun 9/6
3:13 pm-9:12 pm
1 stop7h 59m
$592
Quickest round-trip
Los AngelesWaterloo
LAX - ALO
LAXALO
Los Angeles
Fri 9/11
6:00 am-2:19 pm
1 stop6h 19m
Waterloo
Fri 9/18
4:32 pm-9:33 pm
1 stop7h 01m
$592
SacramentoWaterloo
SMF - ALO
SMFALO
Sacramento Intl
Wed 4/22
11:38 am-11:49 pm
2 stops10h 11m
Waterloo
Mon 4/27
5:40 am-10:48 am
1 stop7h 08m
$597
SacramentoWaterloo
SMF - ALO
SMFALO
Sacramento Intl
Wed 5/6
11:38 am-11:49 pm
2 stops10h 11m
Waterloo
Mon 5/11
5:40 am-10:48 am
1 stop7h 08m
$640
Showing 1-10 of 28 resultsSorted by cheapest first
Best time to book a flight from California to Waterloo
Have a flexible travel schedule? Discover the best time to fly to Waterloo from California with our price prediction graph.
SFO-ALO
SMF-ALO
LAX-ALO
SNA-ALO
SAN-ALO
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 California to Waterloo
USCA-ALO
SFO-ALO
SMF-ALO
LAX-ALO
SNA-ALO
What is the cheapest month to book a flight from California to Waterloo, Iowa?
Currently, July is the cheapest month in which you can book a flight from California to Waterloo, Iowa (average of $75). Flying from California to Waterloo, Iowa in February is currently the most expensive (average of $194). 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.
Related info for your journey
Find useful and relevant information for your journey from California to Waterloo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Waterloo?
Book flights to Waterloo if you plan to visit one of these locationsCedar Falls
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Alternative routes for California to Waterloo
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California and Waterloo flights
Browse other California and Waterloo flight options. Last updated on April 4, 2026.
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California to Waterloo flights
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Other flights to Waterloo
Explore flights to Waterloo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 4, 2026.
Top airline flying from California to Waterloo
Discover the top airline that operate flights from California to Waterloo. 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 April 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$298 | Average$497 | FlexibilityNo cancel fee | On-time71% |