Direct flights from Chicago to San Diego

Did you mean Flights from San Diego to Chicago?

Chicago

United States

ORD

Chicago O'Hare International Airport

San Diego

United States

SAN

San Diego International Airport

Route: Nonstop service available
Distance: 1,720 miles
Marketing airlines: 20 airlines
Aircraft: 9 aircraft types
Dates: Nov 2, 2026 – Oct 31, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Lowest price in this limited sample: 10,000 points + $5.00 for ORD → SAN, Economy, on 2026-12-04, booked with American Airlines. This is an observed fare, not a guaranteed price or the lowest price across all dates and programs.

Departure window: 2026-11-13 – 2026-12-12.

ORD → SANEconomy
AA3111
10,000 points+ $5.00
Departure
2026-12-04
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-11-11 16:30
ORD → SANEconomy
AA2245
10,000 points+ $5.00
Departure
2026-12-04
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-11-11 16:30
ORD → SANEconomy
AA2343
10,000 points+ $5.00
Departure
2026-12-04
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-11-11 16:30
ORD → SANEconomy
AA877
11,500 points+ $5.00
Departure
2026-12-04
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-11-11 16:30
ORD → SANEconomy
AA2343
12,500 points+ $25.00
Departure
2026-11-25
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-11-11 14:04
ORD → SANEconomy
AA3111
12,500 points+ $25.00
Departure
2026-12-04
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-11-11 16:30
ORD → SANEconomy
AA2245
12,500 points+ $25.00
Departure
2026-12-06
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-11-13 03:26
ORD → SANEconomy
AS1447
12,500 points+ $5.00
Departure
2026-12-09
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-11-12 11:44
ORD → SANEconomy
AA2343
12,500 points+ $25.00
Departure
2026-12-09
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-11-12 11:44
ORD → SANEconomy
AA2343
12,500 points+ $25.00
Departure
2026-12-10
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-11-12 07:27
ORD → SANEconomy
AA877
12,500 points+ $25.00
Departure
2026-12-10
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-11-12 07:27
ORD → SANEconomy
AA2245
12,500 points+ $25.00
Departure
2026-12-10
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-11-12 07:27

Chicago to San Diego route overview

Chicago O'Hare International Airport (ORD) serves Chicago; San Diego International Airport (SAN) serves San Diego.

The airports are 1,720 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from ORD to SAN.

Marketing airlines listed in the current schedule, including codeshare sellers, are American Airlines (AA), Air Canada (AC), Alaska Airlines (AS), Finnair (AY), Alitalia (AZ), British Airways (BA), Cathay Pacific (CX), Aer Lingus (EI), Emirates (EK), Gulf Air (GF), Iberia (IB), Japan Airlines (JL), Lufthansa (LH), Swiss International Air Lines (LX), Austrian Airlines (OS), Porter Airlines (PD), Qatar Airways (QR), Royal Jordanian (RJ), Brussels Airlines (SN) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Nov 2, 2026 – Oct 31, 2027.

Marketing airlines on the Chicago to San Diego route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Air Canada (AC)Codeshare only
Finnair (AY)Codeshare only
Alitalia (AZ)Codeshare only
British Airways (BA)Codeshare only
Cathay Pacific (CX)Codeshare only
Aer Lingus (EI)Codeshare only
Emirates (EK)Codeshare only
Iberia (IB)Codeshare only
Japan Airlines (JL)Codeshare only
Lufthansa (LH)Codeshare only
Swiss International Air Lines (LX)Codeshare only
Austrian Airlines (OS)Codeshare only
Porter Airlines (PD)Codeshare only
Qatar Airways (QR)Codeshare only
Brussels Airlines (SN)Codeshare only

Airline alliance affiliations represented: Oneworld, Star Alliance

Aircraft flying from ORD to SAN

Frequently asked questions

Which airports serve the Chicago to San Diego route?

Chicago O'Hare International Airport (ORD) is the origin airport and San Diego International Airport (SAN) is the destination airport.

How far is San Diego from Chicago?

ORD and SAN are approximately 1,720 miles apart by great-circle distance.

Are there direct flights from ORD to SAN?

Yes. Roame's current schedule feed shows nonstop service from ORD to SAN.

Which airlines market flights from ORD to SAN?

Which aircraft fly from ORD to SAN?

Aircraft listed in the current schedule include Airbus A321 (321), Airbus A321neo (32Q), Boeing 737-800 (738), Boeing 737-900 / Boeing 737-900ER (739), Boeing 737-800 Winglets (73H), Boeing 737-900 Winglets (73J), 777, Boeing 737 MAX 8 (7M8) and JET.