฿4,025 Cheap Delta flights from Chicago to San Diego (ORD→SAN)

View ฿4,025 flight on Sun, 10 May 2026Opens in a new window

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Delta flights from Chicago to San Diego (ORD→SAN)

Prices were available within the past 7 days and start at ฿4,025 for one-way flights and ฿8,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 25 Apr - Tue, 28 Apr
ORD
Chicago
SAN
San Diego
฿8,200 Return, found 1 day ago
฿8,200
Return
found 1 day ago
Select Delta flight, departing Sat, 25 Apr from Chicago to San Diego, returning Tue, 28 Apr, priced at ฿8,200 found 1 day ago
Delta
Sat, 25 Apr - Tue, 28 Apr
ORD
Chicago
SAN
San Diego
฿8,690 Return, found 1 day ago
฿8,690
Return
found 1 day ago
Select Delta flight, departing Sat, 25 Apr from Chicago to San Diego, returning Tue, 28 Apr, priced at ฿8,690 found 1 day ago
Delta
Fri, 24 Apr - Mon, 27 Apr
ORD
Chicago
SAN
San Diego
฿8,840 Return, found 1 day ago
฿8,840
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Chicago to San Diego, returning Mon, 27 Apr, priced at ฿8,840 found 1 day ago
Delta
Fri, 24 Apr - Mon, 27 Apr
ORD
Chicago
SAN
San Diego
฿9,645 Return, found 1 day ago
฿9,645
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Chicago to San Diego, returning Mon, 27 Apr, priced at ฿9,645 found 1 day ago
Delta
Sat, 25 Apr - Tue, 28 Apr
ORD
Chicago
SAN
San Diego
฿9,925 Return, found 1 day ago
฿9,925
Return
found 1 day ago
Select Delta flight, departing Sat, 25 Apr from Chicago to San Diego, returning Tue, 28 Apr, priced at ฿9,925 found 1 day ago
Delta
Fri, 24 Apr - Mon, 27 Apr
ORD
Chicago
SAN
San Diego
฿9,960 Return, found 1 day ago
฿9,960
Return
found 1 day ago
Select Delta flight, departing Fri, 24 Apr from Chicago to San Diego, returning Mon, 27 Apr, priced at ฿9,960 found 1 day ago

Find the cheapest month to fly from Chicago (ORD) to San Diego (SAN)

February is typically the cheapest month to fly

From ฿3,240 - ฿5,448 per traveller.

Frequently asked questions

How much is a Delta Air Lines flight from O'Hare Intl. Airport (ORD) to San Diego Intl. Airport (SAN)?
Finding cheap one-way Delta Air Lines flights from ORD to SAN from ฿4,025 on Expedia is easy — just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from ฿8,200 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ORD to SAN with Delta Air Lines?
Look for one-way or round-trip flights to San Diego in January or November. You could find cheaper fares with Delta Air Lines during these off-peak months.
Does Delta Air Lines fly nonstop from O'Hare Intl. Airport (ORD) to San Diego Intl. Airport (SAN)?
Use the "Nonstop" filter when browsing for direct Delta Air Lines flights from ORD to SAN. You'll also be able to compare other carriers offering the same nonstop journey.
What airports does Delta Air Lines fly into in San Diego?
San Diego Intl. Airport (SAN) is the primary San Diego gateway for Delta Air Lines flights from O'Hare Intl. Airport (ORD).
Can I change or cancel my Delta Air Lines flight from O'Hare Intl. Airport (ORD) to San Diego Intl. Airport (SAN)?
Depending on the type of fare you purchased, a fee may apply if you change or cancel your booking more than 24 hours after it has been confirmed. To secure plane tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes when looking for flights. For more details on changing or cancelling your reservation, go to "Trips," select your flight and click on "Manage Booking."

Travel information

Origin airport
O'Hare Intl.
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, United
Popular airline
United
Distance
2752 km
Average flight time
2 hours 37 mins

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