Cheap flights from Chicago to San Diego from $40
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to San Diego departing on 5/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to San Diego by changing tabs
Find the cheapest one-way flights from Chicago to San Diego
If you're looking for one-way flights from Chicago to San Diego, view some of our deals below provided by American Airlines, Frontier and Southwest
Search last-minute flights to San Diego from Chicago
Find and compare round-trip flight prices for your last-minute flight from Chicago to San Diego
Best airlines flying from Chicago to San Diego
Compare and see reviews for airlines that fly from Chicago to San Diego with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $118 | Free Cancellation | Rating 6.3 4,163 reviews | |||
| PriceFrom $118 | Free Cancellation | Rating 8.0 11,094 reviews | |||
| PriceFrom $125 | Free Cancellation | Rating 6.4 8,777 reviews | |||
| PriceFrom $218 | Free Cancellation | Rating 7.4 11,325 reviews | |||
| PriceFrom $232 | Free Cancellation | Rating 7.3 14,955 reviews | |||
| PriceFrom $262 | Free Cancellation | Rating 8.0 9,109 reviews |
Alaska Airlines Flights From Chicago to San Diego
Alaska Airlines flies from Chicago to San Diego around 11 times per week, with 9,109 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Chicago to San Diego in the last 72 hours was $262 (round-trip), much lower than the average airfare cost of $472 for Alaska Airlines flights on this route.
United Airlines Flights From Chicago to San Diego
$218 is the best United Airlines flight deal from Chicago to San Diego found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $441, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 11,325 user reviews) flies into San Diego from Chicago 21 times in an average week so prices can vary.
Spirit Airlines flights from Chicago to San Diego
Our best Spirit Airlines deals on Chicago to San Diego flight tickets
Delta flights from Chicago to San Diego
Our best Delta deals on Chicago to San Diego flight tickets
How to get the cheapest flight ticket from Chicago to San Diego
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Chicago to San Diego?
September. The cheapest time of year to fly to San Diego from Chicago is September. Most expensive is June
What is the cheapest day to depart Chicago for San Diego?
Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday
When is the cheapest time to fly from Chicago to San Diego?
In the morning. Chicago to San Diego flights are approximately 7% more expensive at noon than in the morning
What is the cheapest airline that flies to San Diego from Chicago?
Frontier. Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from Chicago to San Diego
What is the cheapest Chicago to San Diego flight route?
Chicago O'Hare Intl - San Diego. Fly from Chicago O'Hare Intl to San Diego for the best Chicago - San Diego flight prices
How far in advance should you book Chicago to San Diego flights?
11 days before. The cheapest time to buy a flight from Chicago to San Diego is approximately 11 days to departure
How many flights depart from Chicago to San Diego on average per day?
The number of flights available between Chicago and San Diego is 25 per day as of April 2024. The most frequent departure time is 4:00PM, with 49% of daily flights leaving in the afternoon.
How many flights depart from Chicago to San Diego on average per week?
179 flights are operational weekly from Chicago to San Diego as of April 2024. The most popular departure day for this route is Monday, with 19% of flights per week taking off on this day.
What cabin class options are available on Chicago to San Diego flights?
There are 3 cabin classes available to choose from on Chicago to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Chicago to San Diego flights?
You could potentially save up to 75% on your flight if you consider stops on a Chicago to San Diego flight.
Cheap Chicago to San Diego (CHI to SAN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to San Diego
Best Price Found | $40 |
|---|---|
Fastest flight time | 4h 10m |
Direct flights | Every day |
Airports in San Diego | 1 airport |
How far is Chicago to San Diego by plane?
There are 1730.3 mi between Chicago and San Diego. In terms of flight time, this usually takes a little over 4h 10m.
When did momondo last update prices for flights from Chicago to San Diego Airport?
Prices for flights from Chicago to San Diego Airport refresh daily.
How many operators does momondo search for flights from Chicago to San Diego Airport?
As of April 2024, there are 6 operators available to choose from for flights from Chicago to San Diego Airport.
How old do you have to be to fly from Chicago to San Diego Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to San Diego?
Finding the right flight to San Diego from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.
Can I find flights from Chicago to San Diego with flexible booking policies on momondo?
Flights from Chicago to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Chicago to San Diego?
momondo provides multiple filters to help you find the best flight to San Diego from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Chicago to San Diego right now. Can momondo alert me if prices change?
If you are simply researching potential flights to San Diego, momondo offers a useful price alert feature which will track prices for flights to San Diego from Chicago and alert you when they change.