$334+ Cheap flights from Sault Ste. Marie to San Diego (CIU - SAN)
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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
CIU — SAN
Jul 18 — Jul 251
Round-trip
1 adult, Economy
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Find cheap flights from Sault Ste. Marie to San Diego 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.Cheap flight deals from Sault Ste. Marie to San Diego
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Last-minute
One-way
Cheapest flights from Sault Ste. Marie to San DiegoExplore the most affordable flight options available from Sault Ste. Marie to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
Explore the most affordable flight options available from Sault Ste. Marie to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
This Delta deal was found by Cheapflights users on 6/16. 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 8/64:04 pm
CIU
- SAN
1 stop9h 12m
Delta
Sat 8/86:29 am
SAN
- CIU
1 stop5h 55m
Delta
Deal found 6/16![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 6/16. 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 8/64:04 pm
CIU
- SAN
1 stop9h 12m
Delta
Sun 8/97:59 pm
SAN
- CIU
2 stops16h 25m
Delta
Deal found 6/16![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:10 pm
CIU
- SAN
1 stop8h 42m
Delta
Tue 3/2310:30 pm
SAN
- CIU
2 stops14h 05m
Delta
Deal found 6/18![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/154:10 pm
CIU
- SAN
1 stop8h 42m
Delta
Mon 2/156:20 am
SAN
- CIU
1 stop6h 15m
Delta
Deal found 6/18![Delta logo]()
$594
This United Airlines deal was found by Cheapflights users on 6/16. 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 8/133:18 pm
CIU
- SAN
1 stop9h 52m
United Airlines
Sun 8/1610:40 pm
SAN
- CIU
1 stop13h 03m
United Airlines
Deal found 6/16![United Airlines logo]()
$642
This United Airlines deal was found by Cheapflights users on 6/16. 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 8/133:18 pm
CIU
- SAN
1 stop9h 52m
United Airlines
Sat 8/1512:41 pm
SAN
- CIU
2 stops23h 02m
United Airlines
Deal found 6/16![United Airlines logo]()
$647
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 8/33:12 pm
CIU
- SAN
1 stop21h 17m
United Airlines
Sat 8/84:41 pm
SAN
- CIU
1 stop18h 56m
United Airlines
Deal found 6/16![United Airlines logo]()
$652
This Delta deal was found by Cheapflights users on 6/16. 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 8/64:04 pm
CIU
- SAN
1 stop9h 12m
Delta
Fri 8/76:14 pm
SAN
- CIU
1 stop18h 10m
Delta
Deal found 6/16![Delta logo]()
$656
Best flights from Sault Ste. Marie to San DiegoDiscover carefully curated flight deals from Sault Ste. Marie to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
Discover carefully curated flight deals from Sault Ste. Marie to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:10 pm
CIU
- SAN
1 stop8h 42m
Delta
Tue 3/2310:30 pm
SAN
- CIU
2 stops14h 05m
Delta
Deal found 6/18![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/154:10 pm
CIU
- SAN
1 stop8h 42m
Delta
Mon 2/156:20 am
SAN
- CIU
1 stop6h 15m
Delta
Deal found 6/18![Delta logo]()
$594
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 8/103:12 pm
CIU
- SAN
1 stop26h 50m
United Airlines
Thu 8/134:08 pm
SAN
- CIU
1 stop19h 35m
United Airlines
Deal found 6/16![United Airlines logo]()
$1,214
This Delta deal was found by Cheapflights users on 6/16. 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 8/64:04 pm
CIU
- SAN
1 stop9h 12m
Delta
Sun 8/96:29 am
SAN
- CIU
1 stop5h 55m
Delta
Deal found 6/16![Delta logo]()
$609
This Delta deal was found by Cheapflights users on 6/16. 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 8/87:10 am
CIU
- SAN
1 stop6h 28m
Delta
Sun 8/166:29 am
SAN
- CIU
1 stop5h 55m
Delta
Deal found 6/16![Delta logo]()
$1,034
This Delta deal was found by Cheapflights users on 6/16. 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 8/57:10 am
CIU
- SAN
1 stop9h 06m
Delta
Thu 8/66:15 am
SAN
- CIU
2 stops10h 18m
Delta
Deal found 6/16![Delta logo]()
$1,054
This Delta deal was found by Cheapflights users on 6/16. 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 7/154:13 pm
CIU
- SAN
2 stops10h 37m
Delta
Sat 7/186:15 am
SAN
- CIU
2 stops10h 17m
Delta
Deal found 6/16![Delta logo]()
$1,059
This Delta deal was found by Cheapflights users on 6/16. 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 8/44:04 pm
CIU
- SAN
2 stops9h 56m
Delta
Thu 8/66:15 am
SAN
- CIU
2 stops10h 18m
Delta
Deal found 6/16![Delta logo]()
$1,287
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/284:13 pm
CIU
- SAN
2 stops10h 29m
Delta
Fri 7/3110:30 pm
SAN
- CIU
2 stops14h 08m
Delta
Deal found 6/18![Delta logo]()
$1,429
Last-minute flights from Sault Ste. Marie to San DiegoDiscover last-minute flight deals from Sault Ste. Marie to San Diego. Data last updated June 18, 2026 and is based on user searches.
Discover last-minute flight deals from Sault Ste. Marie to San Diego. Data last updated June 18, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/16. 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 7/107:10 am
CIU
- SAN
1 stop9h 14m
Delta
Sun 7/126:20 am
SAN
- CIU
1 stop6h 18m
Delta
Deal found 6/16![Delta logo]()
$784
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/103:12 pm
CIU
- SAN
2 stops11h 42m
United Airlines
Fri 7/1710:30 pm
SAN
- CIU
2 stops13h 07m
United Airlines
Deal found 6/16![United Airlines logo]()
$983
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/103:12 pm
CIU
- SAN
2 stops11h 42m
United Airlines
Tue 7/149:45 pm
SAN
- CIU
2 stops13h 52m
United Airlines
Deal found 6/16![United Airlines logo]()
$1,031
This Delta deal was found by Cheapflights users on 6/16. 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 7/107:10 am
CIU
- SAN
1 stop6h 28m
Delta
Sat 7/186:20 am
SAN
- CIU
1 stop6h 18m
Delta
Deal found 6/16![Delta logo]()
$1,054
This Delta deal was found by Cheapflights users on 6/16. 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 7/117:10 am
CIU
- SAN
1 stop6h 28m
Delta
Sun 7/126:20 am
SAN
- CIU
1 stop6h 18m
Delta
Deal found 6/16![Delta logo]()
$894
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 7/133:12 pm
CIU
- SAN
1 stop27h 13m
United Airlines
Wed 7/1510:25 pm
SAN
- CIU
1 stop13h 12m
United Airlines
Deal found 6/16![United Airlines logo]()
$1,014
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 7/153:12 pm
CIU
- SAN
2 stops11h 42m
United Airlines
Fri 7/1710:30 pm
SAN
- CIU
2 stops13h 07m
United Airlines
Deal found 6/16![United Airlines logo]()
$847
This Delta deal was found by Cheapflights users on 6/16. 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 7/154:13 pm
CIU
- SAN
2 stops10h 37m
Delta
Sat 7/186:15 am
SAN
- CIU
2 stops10h 17m
Delta
Deal found 6/16![Delta logo]()
$1,059
This Delta deal was found by Cheapflights users on 6/16. 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 7/164:13 pm
CIU
- SAN
1 stop8h 48m
Delta
Sat 7/1810:15 pm
SAN
- CIU
1 stop18h 17m
Delta
Deal found 6/16![Delta logo]()
$665
One-way flights from Sault Ste. Marie to San DiegoSearch for one-way flight options from Sault Ste. Marie to San Diego. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
Search for one-way flight options from Sault Ste. Marie to San Diego. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
This Delta deal was found by Cheapflights users on 6/14. 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 7/144:13 pm
CIU
- SAN
2 stops10h 29m
Delta
Deal found 6/14![Delta logo]()
$600
Find flight deals from Sault Ste. Marie to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Sault Ste. Marie (CIU) to San Diego (SAN). 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 June 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $334 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sault Ste. Marie to San Diego 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 June 18, 2026.
Use the filters below to find and compare flights from Sault Ste. Marie to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Tue 12/8
4:10 pm-9:52 pm
1 stop8h 42m
San Diego
Tue 3/23
10:30 pm-3:35 pm
2 stops14h 05m
$454
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Tue 12/15
4:10 pm-9:52 pm
1 stop8h 42m
San Diego
Mon 2/15
6:20 am-3:35 pm
1 stop6h 15m
$594
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Thu 8/6
4:04 pm-10:16 pm
1 stop9h 12m
San Diego
Sun 8/9
6:29 am-3:24 pm
1 stop5h 55m
$609
Quickest round-trip
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Sat 8/8
7:10 am-10:38 am
1 stop6h 28m
San Diego
Sun 8/16
6:29 am-3:24 pm
1 stop5h 55m
$1,034
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Wed 8/5
7:10 am-1:16 pm
1 stop9h 06m
San Diego
Thu 8/6
6:15 am-7:33 pm
2 stops10h 18m
$1,054
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Wed 7/15
4:13 pm-11:50 pm
2 stops10h 37m
San Diego
Sat 7/18
6:15 am-7:32 pm
2 stops10h 17m
$1,059
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Mon 8/10
3:12 pm-3:02 pm
1 stop26h 50m
San Diego
Thu 8/13
4:08 pm-2:43 pm
1 stop19h 35m
$1,214
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Tue 8/4
4:04 pm-11:00 pm
2 stops9h 56m
San Diego
Thu 8/6
6:15 am-7:33 pm
2 stops10h 18m
$1,287
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Tue 7/28
4:13 pm-11:42 pm
2 stops10h 29m
San Diego
Fri 7/31
10:30 pm-3:38 pm
2 stops14h 08m
$1,429
Cheapest one-way
Quickest one-way
Sault Ste. MarieSan Diego
CIU - SAN
CIUSAN
Sault Ste. Marie Chippewa County
Tue 7/14
4:13 pm-11:42 pm
2 stops10h 29m
$600
Sorted by cheapest first
Compare providers for flights from Sault Ste. Marie to San Diego
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 Sault Ste. Marie to San Diego in June.
| 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 Sault Ste. Marie-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sault Ste. Marie-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sault Ste. Marie-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sault Ste. Marie-San Diego 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 Sault Ste. Marie-San Diego 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 Sault Ste. Marie to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Sault Ste. Marie with our price prediction graph.
CIU-SAN
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.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated June 18, 2026.
Get a feel of what it's like to fly with Delta from Sault Ste. Marie to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Sault Ste. Marie to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Sault Ste. Marie and San Diego flights
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Top airline flying from Sault Ste. Marie to San Diego
Discover the top airline that operate flights from Sault Ste. Marie to San Diego. 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 June 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$451 | Average$548 | FlexibilityNo cancel fee | On-timeN/A |