Flights to San Diego from Michigan City - ￥12,570

View ￥12,570 flight on Sat, Sep 13, 2025Opens in a new window

Popular airlines from Michigan City to San Diego

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Michigan City to San Diego (RFD-SAN)

Prices were available within the past 7 days and start at ￥12,570 for one-way flights and ￥20,690 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Aug 16 - Tue, Aug 19
ORD
Chicago
SAN
San Diego
￥20,690 Roundtrip, found 6 hours ago
￥20,690
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Aug 16 from Chicago to San Diego, returning Tue, Aug 19, priced at ￥20,690 found 6 hours ago
American Airlines
Thu, Nov 13 - Sun, Nov 16
ORD
Chicago
SAN
San Diego
￥27,350 Roundtrip, found 6 hours ago
￥27,350
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Thu, Nov 13 from Chicago to San Diego, returning Sun, Nov 16, priced at ￥27,350 found 6 hours ago
Delta
Sat, Aug 16 - Tue, Aug 19
ORD
Chicago
SAN
San Diego
￥29,460 Roundtrip, found 6 hours ago
￥29,460
Roundtrip
found 6 hours ago
Select Delta flight, departing Sat, Aug 16 from Chicago to San Diego, returning Tue, Aug 19, priced at ￥29,460 found 6 hours ago
American Airlines
Sat, Aug 16 - Tue, Aug 19
ORD
Chicago
SAN
San Diego
￥29,500 Roundtrip, found 6 hours ago
￥29,500
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Aug 16 from Chicago to San Diego, returning Tue, Aug 19, priced at ￥29,500 found 6 hours ago
American Airlines
Sat, Aug 16 - Tue, Aug 19
ORD
Chicago
SAN
San Diego
￥29,730 Roundtrip, found 6 hours ago
￥29,730
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Aug 16 from Chicago to San Diego, returning Tue, Aug 19, priced at ￥29,730 found 6 hours ago
United
Sat, Aug 16 - Tue, Aug 19
ORD
Chicago
SAN
San Diego
￥31,660 Roundtrip, found 6 hours ago
￥31,660
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Aug 16 from Chicago to San Diego, returning Tue, Aug 19, priced at ￥31,660 found 6 hours ago

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

September is typically the cheapest month to fly

From ￥12,384 - ￥23,371 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.