$71+ Cheap flights from San Diego (SAN) to O'Hare Intl (ORD)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Diego to O'Hare Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.The best prices from San Diego to Chicago O'Hare Intl are usually found in September or October, booked 84 days in advance, depart on a Thursday or Wednesday and return on a Tuesday
Cheap flight deals from San Diego to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated febrero 24, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $147 (FlightHub) |
One-way from | $71 (Mytrip) |
Popular in | February |
Cheapest in | September |
Average price | $509 |
Good round-trip deal | $408 or less |
Good one-way deal | $191 or less |
Find flight deals from San Diego to O'Hare Intl
Cheapest flights from San Diego to O'Hare IntlExplore the most affordable flight options available from San Diego to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 24, 2025.
Explore the most affordable flight options available from San Diego to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 24, 2025.
This FlightHub deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Alaska Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from San Diego to O'Hare Intl within your budget
Customize your flight search to find flights from San Diego to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 24, 2025.
Fly from
Fly to
Route
Depart
Return
Price
San DiegoChicago
SAN - ORD
SANORD
San Diego
dom. 3/23
8:07 pm-6:42 am
1 stop8h 35m
Chicago O'Hare Intl
mar. 4/8
8:00 am-2:34 pm
1 stop8h 34m
San DiegoChicago
SAN - ORD
SANORD
San Diego
sáb. 4/26
6:15 am-2:03 pm
1 stop5h 48m
Chicago O'Hare Intl
dom. 5/4
5:45 am-10:56 am
1 stop7h 11m
San DiegoChicago
SAN - ORD
SANORD
San Diego
mié. 4/2
6:25 am-12:42 am
1 stop16h 17m
Chicago O'Hare Intl
dom. 4/6
7:39 pm-8:29 pm
1 stop26h 50m
San DiegoChicago
SAN - ORD
SANORD
San Diego
jue. 3/13
6:18 am-12:33 pm
Nonstop4h 15m
Chicago O'Hare Intl
jue. 3/13
3:02 pm-9:07 pm
1 stop8h 05m
San DiegoChicago
SAN - ORD
SANORD
San Diego
mar. 3/25
4:12 pm-5:40 am
2 stops11h 28m
Chicago O'Hare Intl
mar. 4/1
6:56 pm-9:11 am
1 stop16h 15m
San DiegoChicago
SAN - ORD
SANORD
San Diego
mié. 5/7
10:00 pm-7:49 am
1 stop7h 49m
Chicago O'Hare Intl
dom. 5/11
6:24 am-12:56 pm
1 stop8h 32m
San DiegoChicago
SAN - ORD
SANORD
San Diego
mar. 3/25
6:15 am-12:53 pm
2 stops28h 38m
San DiegoChicago
SAN - ORD
SANORD
San Diego
mar. 4/1
12:37 pm-1:03 am
1 stop10h 26m
San DiegoChicago
SAN - ORD
SANORD
San Diego
vie. 5/2
6:15 am-12:21 am
3 stops16h 06m
San DiegoChicago
SAN - ORD
SANORD
San Diego
mar. 3/25
4:12 pm-5:40 am
2 stops11h 28m
Compare providers for flights from San Diego to O'Hare Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to O'Hare Intl in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from San Diego with our price prediction graph.
Travel insights for flights from San Diego to O'Hare Intl
Get recent, data-driven insights about flights from San Diego to O'Hare Intl including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from San Diego to Chicago O'Hare Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to O'Hare Intl. Price data was last updated on February 14, 2025.
To ensure you get the cheapest price possible for a flight from San Diego to Chicago O'Hare Intl Airport, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Diego to Chicago O'Hare Intl Airport?
Currently, August is the cheapest month in which you can book a flight from San Diego to Chicago O'Hare Intl Airport (average of $245). Flying from San Diego to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAN to ORD?
Find hourly flight availability from San Diego to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 24, 2025.
It’s typically best to fly out from San Diego to Chicago O'Hare Intl Airport in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from San Diego to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from San Diego to O'Hare Intl. Price data was last updated on February 23, 2025.
Travelers seeking maximum savings on their San Diego to Chicago O'Hare Intl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from San Diego to Chicago O'Hare Intl Airport
Explore weekly flight availability from San Diego to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated febrero 24, 2025.
The most flights from SAN to ORD are scheduled on a Friday (31 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (22 on average).
Rainfall in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.
Temperature in O'Hare Intl by month
Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated febrero 24, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from San Diego to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Entertainment
Food
Boarding
Comfort
Overall
Reviews
Merlyn,Feb 2025
LAX - SMF
Related info for your journey
Find useful and relevant information for your journey from San Diego to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Diego to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from San Diego to O'Hare Intl
Discover the top 6 airlines that operate flights from San Diego to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 24, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$190 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$94 | Average$198 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$217 | Average$432 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$241 | Average$472 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$264 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$391 | Average$770 | FlexibilityNo cancel fee | On-time75% |