STL to SAN

St Louis to San Diego flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

STL
St Louis (STL), United StatesLambert-St Louis Intl
SAN
San Diego (SAN), United StatesLindberg Fld S. Diego
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Live flights for Mon, 22 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Mon, 22 JunSTL to SAN$261 Tue, 23 JunSTL to SAN Wed, 24 JunSTL to SAN Thu, 25 JunSTL to SAN Fri, 26 JunSTL to SAN Sat, 27 JunSTL to SAN Sun, 28 JunSTL to SAN
Sort By:DepartureDurationArrivalPrice
Delta Air Lines
Delta Air Lines
DL-1492
19:55
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :58 M
1 Stop
SLC · 0h 47mSalt Lake City (SLC), United States
23:53
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$261
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1597
06:21
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :22 M
1 Stop
MSP · 0h 58mMinneapolis (MSP), United States
10:43
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$321
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1371
13:59
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
10H :11 M
1 Stop
DTW · 3h 50mDetroit (DTW), United States
22:10
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$321
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-4167
15:57
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :58 M
1 Stop
MSP · 1h 25mMinneapolis (MSP), United States
20:55
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$321
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-3185
17:36
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :59 M
1 Stop
MSP · 2h 32mMinneapolis (MSP), United States
23:35
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$321
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1483
16:52
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :33 M
1 Stop
DEN · 2h 35mDenver (DEN), United States
22:25
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$331
total fare
Non Refundable 2 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1639
17:29
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :10 M
1 Stop
ORD · 1h 10mChicago (ORD), United States
22:39
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$331
total fare
Non Refundable 3 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5580
14:57
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
8H :27 M
1 Stop
IAH · 2h 47mHouston (IAH), United States
21:24
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$382
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1483
16:52
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :54 M
1 Stop
DEN · 0h 55mDenver (DEN), United States
20:46
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$382
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-2712
17:18
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :21 M
1 Stop
DFW · 2h 18mDallas (DFW), United States
22:39
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$382
total fare
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
American Airlines
American Airlines
AA-2491
19:20
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :39 M
1 Stop
DFW · 1h 36mDallas (DFW), United States
23:59
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$382
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Delta Air Lines
Delta Air Lines
DL-1597
06:21
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
9H :08 M
1 Stop
MSP · 3h 41mMinneapolis (MSP), United States
13:29
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$402
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2455
14:28
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :40 M
1 Stop
SLC · 0h 30mSalt Lake City (SLC), United States
18:08
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$402
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-2574
08:00
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :48 M
1 Stop
PHX · 1h 05mPhoenix (PHX), United States
11:48
2026-06-22
San Diego (CLD)United StatesCarlsbad
$412
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
United Airlines
United Airlines
UA-6213
11:10
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
8H :31 M
1 Stop
IAH · 2h 55mHouston (IAH), United States
17:41
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$422
total fare
Non Refundable 4 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5580
14:57
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :53 M
1 Stop
IAH · 1h 13mHouston (IAH), United States
19:50
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$422
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-2261
05:29
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :40 M
1 Stop
DFW · 1h 35mDallas (DFW), United States
10:09
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$432
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
United Airlines
United Airlines
UA-1008
06:00
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :21 M
1 Stop
ORD · 1h 16mChicago (ORD), United States
11:21
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$432
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-4423
07:22
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
10H :03 M
1 Stop
ORD · 4h 00mChicago (ORD), United States
15:25
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$432
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-2574
08:00
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :50 M
1 Stop
PHX · 1h 07mPhoenix (PHX), United States
11:50
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$432
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
American Airlines
American Airlines
AA-1410
09:42
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
8H :01 M
1 Stop
DFW · 3h 00mDallas (DFW), United States
15:43
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$432
total fare
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
American Airlines
American Airlines
AA-6352
13:42
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :50 M
1 Stop
ORD · 0h 44mChicago (ORD), United States
18:32
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$432
total fare
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces

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American Airlines
American Airlines
AA-3815
14:32
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
8H :55 M
1 Stop
ORD · 3h 00mChicago (ORD), United States
21:27
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$432
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
American Airlines
American Airlines
AA-4537
17:03
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
8H :45 M
1 Stop
ORD · 2h 33mChicago (ORD), United States
23:48
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$432
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
American Airlines
American Airlines
AA-3179
14:37
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :44 M
1 Stop
PHX · 1h 17mPhoenix (PHX), United States
18:21
2026-06-22
San Diego (CLD)United StatesCarlsbad
$452
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Alaska Airlines
Alaska Airlines
AS-473
06:02
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
10H :16 M
1 Stop
SEA · 2h 56mSeattle (SEA), United States
14:18
2026-06-22
San Diego (SAN)United StatesLindberg Fld S. Diego
$464
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
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Fare highlights

Selected flight highlights for 22 Jun 2026.

Open full search
Lowest fare $261 Delta Air Lines 19:55
Earliest departure $432 American Airlines 05:29
Shortest duration $402 Delta Air Lines 14:28
Night 00:00-05:59 $432 American Airlines at 05:29
Morning 06:00-11:59 $321 Delta Air Lines at 06:21
Afternoon 12:00-17:59 $321 Delta Air Lines at 13:59
Evening 18:00-23:59 $261 Delta Air Lines at 19:55

St Louis to San Diego route details

St Louis (STL)

Lambert-St Louis Intl

United States

GMT -6

Latitude: 38.748697

Longitude: -90.370003

San Diego (SAN)

Lindberg Fld S. Diego

United States

GMT -8

Latitude: 32.7336006165

Longitude: -117.190002441

Distance: St Louis (STL), United States to San Diego (SAN), United States - 2,501.17 km
Flights shown for 22 Jun 2026. View all flights opens the complete search result.

St Louis to San Diego - what to expect when booking

The STL to SAN cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 2,501.17 km.

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More flights from St Louis (STL)23 routes
St Louis → Atlanta
STL → ATL
St Louis → Boston
STL → BOS
St Louis → Burlington
STL → BRL
St Louis → Cancun
STL → CUN
St Louis → Cape Girardeau
STL → CGI
St Louis → Charlotte
STL → CLT
St Louis → Chicago
STL → ORD
St Louis → Covington Ky
STL → CVG
St Louis → Cleveland
STL → CLE
St Louis → Columbus
STL → CMH
St Louis → Dallas
STL → DAL
St Louis → Decatur
STL → DEC
St Louis → Denver
STL → DEN
St Louis → Detroit Mi
STL → DTW
St Louis → Fort Lauderdale
STL → FLL
St Louis → Fort Leonard Wood
STL → TBN
St Louis → Fort Myers
STL → RSW
St Louis → Dallas
STL → DFW
St Louis → Grand Rapids
STL → GRR
St Louis → Houston
STL → IAH
St Louis → Houston
STL → HOU
St Louis → Jonesboro
STL → JBR
St Louis → Kansas City
STL → MCI
More flights from San Diego (SAN)23 routes
San Diego → Albuquerque
SAN → ABQ
San Diego → Atlanta
SAN → ATL
San Diego → Austin
SAN → AUS
San Diego → Bellingham
SAN → BLI
San Diego → Boise
SAN → BOI
San Diego → Boston
SAN → BOS
San Diego → Calgary
SAN → YYC
San Diego → Charlotte
SAN → CLT
San Diego → Chicago
SAN → MDW
San Diego → Denver
SAN → DEN
San Diego → Detroit Mi
SAN → DTW
San Diego → Dallas
SAN → DFW
San Diego → Fresno
SAN → FAT
San Diego → Honolulu
SAN → HNL
San Diego → Houston
SAN → IAH
San Diego → Houston
SAN → HOU
San Diego → Imperial
SAN → IPL
San Diego → Kahului
SAN → OGG
San Diego → Kansas City
SAN → MCI
San Diego → Las Vegas
SAN → LAS
San Diego → Kauai Island
SAN → LIH
San Diego → London
SAN → LHR
San Diego → Los Angeles
SAN → LAX
Frequently asked questions - St Louis to San Diego flights
Yes, booking flights in advance helps you secure cheap flight tickets. Comparing air ticket prices 3–4 weeks early gives you better visibility of airline timings, baggage policies, and fare rules before high-demand periods push prices up.
The approximate direct air distance between St Louis (STL) and San Diego (SAN) is 2,501.17 km. The actual flight duration and route path vary depending on airline schedules and wind conditions.
Non-stop flight availability depends on the airline schedule and departure date. You can filter the live search results by stops to view direct flights, one-stop connections, and transit flights instantly.
Airline seat inventory and airfares change dynamically in real-time. Selecting 'Book Now' runs a live fare verification check to ensure you get the most accurate price before final booking confirmation.
Yes, you can easily compare flights for nearby dates. Select any date on the date calendar strip to refresh the fares, compare air ticket pricing, and choose the most budget-friendly travel day.