$224+ Cheap flights from Cancún (CUN) to San Francisco (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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — SFO
Aug 11 — Aug 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Cancún to San Francisco 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Cancun to San Francisco are usually found in February or January, booked 32 days in advance, depart on a Wednesday or Thursday and return on a Monday
Cheap flight deals from Cancún to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Cancún to San FranciscoExplore the most affordable flight options available from Cancún to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
Explore the most affordable flight options available from Cancún to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
This Aeromexico deal was found by Cheapflights users on 7/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:04 am
CUN
- SFO
1 stop16h 06m
Aeromexico
Mon 8/2411:55 pm
SFO
- CUN
1 stop14h 33m
Aeromexico
Deal found 7/9![Aeromexico logo]()
$367
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:15 am
CUN
- SFO
1 stop15h 03m
Delta
Tue 12/2912:40 am
SFO
- CUN
1 stop10h 35m
Delta
Deal found 7/9![Delta logo]()
$373
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:00 am
CUN
- SFO
1 stop16h 35m
Delta
Sat 11/1410:45 pm
SFO
- CUN
1 stop12h 15m
Delta
Deal found 7/10![Delta logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:31 pm
CUN
- SFO
1 stop10h 47m
Multiple Airlines
Mon 8/178:23 pm
SFO
- CUN
2 stops12h 24m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$384
This Aeromexico deal was found by Cheapflights users on 7/8. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:35 pm
CUN
- SFO
1 stop8h 35m
Aeromexico
Mon 8/3111:55 pm
SFO
- CUN
1 stop9h 40m
Aeromexico
Deal found 7/8![Aeromexico logo]()
$387
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:04 am
CUN
- SFO
2 stops18h 47m
Delta
Tue 10/206:00 am
SFO
- CUN
1 stop12h 15m
Delta
Deal found 7/9![Delta logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:31 pm
CUN
- SFO
1 stop10h 47m
Multiple Airlines
Sat 8/228:23 pm
SFO
- CUN
2 stops17h 43m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$401
This Aeromexico deal was found by Cheapflights users on 7/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:36 am
CUN
- SFO
1 stop13h 23m
Aeromexico
Sat 8/2211:55 pm
SFO
- CUN
1 stop12h 50m
Aeromexico
Deal found 7/9![Aeromexico logo]()
$413
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:06 am
CUN
- SFO
1 stop8h 45m
Delta
Sun 11/158:59 pm
SFO
- CUN
2 stops14h 11m
Delta
Deal found 7/10![Delta logo]()
$415
Best flights from Cancún to San FranciscoDiscover carefully curated flight deals from Cancún to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
Discover carefully curated flight deals from Cancún to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2312:15 pm
CUN
- SFO
2 stops13h 56m
Delta
Wed 12/304:15 pm
SFO
- CUN
1 stop11h 50m
Delta
Deal found 7/9![Delta logo]()
$373
This United Airlines deal was found by Cheapflights users on 7/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:57 pm
CUN
- SFO
1 stop12h 30m
United Airlines
Sat 8/228:51 am
SFO
- CUN
Nonstop5h 21m
United Airlines
Deal found 7/11![United Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:00 am
CUN
- SFO
1 stop12h 11m
Delta
Sun 11/1511:45 pm
SFO
- CUN
1 stop8h 20m
Delta
Deal found 7/10![Delta logo]()
$375
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:04 am
CUN
- SFO
1 stop17h 06m
Delta
Tue 10/206:00 am
SFO
- CUN
1 stop12h 15m
Delta
Deal found 7/9![Delta logo]()
$387
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:04 am
CUN
- SFO
1 stop9h 16m
Delta
Tue 10/206:00 am
SFO
- CUN
1 stop12h 15m
Delta
Deal found 7/9![Delta logo]()
$387
This United Airlines deal was found by Cheapflights users on 7/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:43 pm
CUN
- SFO
1 stop8h 27m
United Airlines
Mon 8/318:51 am
SFO
- CUN
Nonstop5h 21m
United Airlines
Deal found 7/8![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 7/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:44 pm
CUN
- SFO
1 stop12h 55m
United Airlines
Sat 11/1411:00 pm
SFO
- CUN
Nonstop5h 13m
United Airlines
Deal found 7/10![United Airlines logo]()
$487
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:06 am
CUN
- SFO
1 stop8h 45m
Delta
Sun 11/1510:30 pm
SFO
- CUN
1 stop12h 17m
Delta
Deal found 7/10![Delta logo]()
$415
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:35 pm
CUN
- SFO
1 stop8h 35m
Delta
Mon 8/3111:55 pm
SFO
- CUN
1 stop11h 45m
Delta
Deal found 7/10![Delta logo]()
$462
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:05 am
CUN
- SFO
1 stop9h 15m
Delta
Sun 9/66:00 am
SFO
- CUN
1 stop12h 05m
Delta
Deal found 7/7![Delta logo]()
$482
Last-minute flights from Cancún to San FranciscoDiscover last-minute flight deals from Cancún to San Francisco. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from Cancún to San Francisco. Data last updated July 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:31 pm
CUN
- SFO
1 stop10h 52m
Multiple Airlines
Thu 8/68:23 pm
SFO
- CUN
2 stops13h 41m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:31 pm
CUN
- SFO
1 stop10h 47m
Multiple Airlines
Sat 8/228:23 pm
SFO
- CUN
2 stops17h 43m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$401
This Aeromexico deal was found by Cheapflights users on 7/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:36 am
CUN
- SFO
1 stop13h 23m
Aeromexico
Sat 8/2211:55 pm
SFO
- CUN
1 stop12h 50m
Aeromexico
Deal found 7/9![Aeromexico logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:31 pm
CUN
- SFO
1 stop10h 47m
Multiple Airlines
Mon 8/178:23 pm
SFO
- CUN
2 stops12h 24m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:31 pm
CUN
- SFO
1 stop10h 47m
Multiple Airlines
Fri 8/218:23 pm
SFO
- CUN
2 stops17h 05m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$427
This Aeromexico deal was found by Cheapflights users on 7/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:04 am
CUN
- SFO
1 stop16h 06m
Aeromexico
Mon 8/2411:55 pm
SFO
- CUN
1 stop14h 33m
Aeromexico
Deal found 7/9![Aeromexico logo]()
$367
This Aeromexico deal was found by Cheapflights users on 7/8. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:35 pm
CUN
- SFO
1 stop8h 35m
Aeromexico
Mon 8/3111:55 pm
SFO
- CUN
1 stop9h 40m
Aeromexico
Deal found 7/8![Aeromexico logo]()
$387
This Delta deal was found by Cheapflights users on 7/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:35 pm
CUN
- SFO
2 stops13h 12m
Delta
Sun 9/66:25 pm
SFO
- CUN
2 stops15h 10m
Delta
Deal found 7/7![Delta logo]()
$406
One-way flights from Cancún to San FranciscoSearch for one-way flight options from Cancún to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
Search for one-way flight options from Cancún to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1611:46 am
CUN
- SFO
3 stops48h 39m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:25 am
CUN
- SFO
2 stops29h 18m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$225
This Super.com deal was found by Cheapflights users on 7/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:31 pm
CUN
- SFO
1 stop10h 47m
Volaris
Deal found 7/11![Volaris logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:00 am
CUN
- SFO
2 stops29h 46m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$228
This Super.com deal was found by Cheapflights users on 7/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:31 pm
CUN
- SFO
1 stop10h 52m
Volaris
Deal found 7/8![Volaris logo]()
$229
This Super.com deal was found by Cheapflights users on 7/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:31 pm
CUN
- SFO
1 stop10h 52m
Volaris
Deal found 7/9![Volaris logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:31 pm
CUN
- SFO
1 stop10h 52m
Volaris
Deal found 7/9![Volaris logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:31 pm
CUN
- SFO
1 stop10h 47m
Volaris
Deal found 7/7![Volaris logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/73:31 pm
CUN
- SFO
1 stop10h 47m
Volaris
Deal found 7/7![Volaris logo]()
$234
This Volaris deal was found by Cheapflights users on 7/10. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/173:31 pm
CUN
- SFO
1 stop10h 52m
Volaris
Deal found 7/10![Volaris logo]()
$235
This CheapOair deal was found by Cheapflights users on 7/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:31 pm
CUN
- SFO
1 stop10h 47m
Volaris
Deal found 7/8![Volaris logo]()
$236
Find flight deals from Cancún to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Cancún (CUN) 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 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $367 (Aeromexico) |
One-way from | $224 (Kiwi.com) |
Popular in | September |
Cheapest in | February |
Average price | $433 |
Good one-way deal | $355 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Cancún 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 12, 2026.
Use the filters below to find and compare flights from Cancún to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Wed 12/23
12:15 pm-11:11 pm
2 stops13h 56m
San Francisco
Wed 12/30
4:15 pm-7:05 am
1 stop11h 50m
$373
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Fri 11/6
8:00 am-5:11 pm
1 stop12h 11m
San Francisco
Sun 11/15
11:45 pm-11:05 am
1 stop8h 20m
$375
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Wed 10/14
6:04 am-9:10 pm
1 stop17h 06m
San Francisco
Tue 10/20
6:00 am-8:15 pm
1 stop12h 15m
$387
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Thu 10/15
6:04 am-1:20 pm
1 stop9h 16m
San Francisco
Tue 10/20
6:00 am-8:15 pm
1 stop12h 15m
$387
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Sat 11/7
6:06 am-11:51 am
1 stop8h 45m
San Francisco
Sun 11/15
10:30 pm-1:47 pm
1 stop12h 17m
$415
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Thu 8/27
2:35 pm-9:10 pm
1 stop8h 35m
San Francisco
Mon 8/31
11:55 pm-1:40 pm
1 stop11h 45m
$462
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Thu 8/13
1:57 pm-12:27 am
1 stop12h 30m
San Francisco
Sat 8/22
8:51 am-4:12 pm
Nonstop5h 21m
$463
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Fri 8/28
6:05 am-1:20 pm
1 stop9h 15m
San Francisco
Sun 9/6
6:00 am-8:05 pm
1 stop12h 05m
$482
Quickest round-trip
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Thu 8/27
1:43 pm-8:10 pm
1 stop8h 27m
San Francisco
Mon 8/31
8:51 am-4:12 pm
Nonstop5h 21m
$483
CancúnSan Francisco
CUN - SFO
CUNSFO
Cancun
Fri 11/6
2:44 pm-12:39 am
1 stop12h 55m
San Francisco
Sat 11/14
11:00 pm-7:13 am
Nonstop5h 13m
$487
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Cancún 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 Cancún to San Francisco in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Cancún-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cancún-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cancún-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Cancún-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub 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 Cancún-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 Cancún to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Cancún with our price prediction graph.
CUN-SFO
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 Cancún to San Francisco
Prices
Airlines
Delays
How far ahead should I book a flight from Cancún to San Francisco?
Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cancún to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Cancún to San Francisco?
Currently, February is the cheapest month in which you can book a flight from Cancún to San Francisco (average of $326). Flying from Cancún to San Francisco in September is currently the most expensive (average of $507). 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.
What is the cheapest time of day to fly from CUN to SFO?
Find hourly flight availability from Cancún to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 12, 2026.
It’s optimal to fly from Cancún to San Francisco in the evening. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the morning.
How often are flights from Cancún to San Francisco delayed?
About 15% of weekly flights between Cancún and San Francisco have experienced delays in the past year, with the average delay time being 175 minutes.
What is the most punctual flight time for Cancún to San Francisco flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Cancún to San Francisco flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.
The best insider tips for Cancún to San Francisco flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Cancún to San Francisco trip
Our travel experts
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 12, 2026.
Read reviews from past customers who have flown United Airlines from Cancún to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Crew
8.1
Overall
7.4
Food
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Crew
8.1
Overall
7.4
Food
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Related info for your journey
Find useful and relevant information for your journey from Cancún to San Francisco. 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 San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Fairfield
Burlingame
Redwood City
Rancho Cordova
Roseville
Cupertino
Emeryville
Newark
San Bruno
Watsonville
Hayward
San Ramon
San Carlos
Turlock
Vallejo
San Lorenzo
Davis
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Cancún
Popular flights
San Francisco flight routes
Alternative routes for Cancún to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Cancún to San Francisco by cabin class
Find flights from Cancún to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Cancún and San Francisco flights
Browse other Cancún and San Francisco flight options. Last updated on July 12, 2026.
Other flights from Cancún
Browse through other flights departing from Cancún. Flights are based on user searches made on Cheapflights and were last updated on July 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 12, 2026.
Top airline flying from Cancún to San Francisco
Discover the top airline that operate flights from Cancún 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$280 | Average$434 | FlexibilityNo cancel fee | On-time69% |