What are the cheapest airlines to fly from Chicago to Fremont one-way?

For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $73. Users have also found prices from $77 and $118 on Frontier and American Airlines, respectively.

Weekly flight availability from Chicago to Fremont

The most flights from CHI to FR8 are scheduled on a Tuesday (102 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (41 on average).

In terms of precipitation, rainfall in Fremont ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit Fremont when rainfall is around 0.0 in.

If weather is an important factor for your trip to Fremont, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the cheapest flights from Chicago to Fremont?

The cheapest flight price from Chicago to Fremont is $128. On average you can expect to pay $1,268. The most popular route, (Chicago O'Hare Intl - San Francisco), can usually be booked for $162.

What are the most reliable airlines from Chicago to Fremont?

The top 3 most reliable airlines when flying from Chicago to Fremont are Air China (82%), Air Canada (71%) and United Airlines (71%).

What are the most popular airlines that fly from Chicago to Fremont?

The most popular airlines flying from Chicago to Fremont are United Airlines, American Airlines and Frontier. Something to consider prior to booking your flight.

Can I find deals for flights from Chicago to Fremont that include hotel bookings?

Yes. In addition to deals on Chicago to Fremont flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Chicago to Fremont?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Fremont.

Can I find deals for business class flights from Chicago to Fremont?

Yes. Cheapflights offers flight deals from Chicago to Fremont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights Tip: The best prices from Chicago to Fremont are usually found in September or October, booked 61 days in advance, depart on a Thursday or Friday and return on a Wednesday

Find flight deals from Chicago to Fremont

Most accurate provider	FlightHub 3 stars
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Popular in	June
Cheapest in	September
Average price	$337

Provider with most accurate pricing for Chicago (CHI)-San Francisco flight deals.

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Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Everything you need to know about your flight from Chicago to Fremont

Prices

Airlines

What is the cheapest time of day to fly from CHI to FR8?

It’s typically best to fly out from Chicago to Fremont in the evening. Doing so could potentially save you 11% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Chicago to Fremont?

Travelers seeking maximum savings on their Chicago to Fremont flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Fremont

See what other customers who have flown with Southwest,Alaska Airlines, andUnited Airlines from Chicago to Fremont have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,198 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Southwest

8.0

Very good

4,198 reviews

Southwest

8.0

Very good

4,198 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Alaska Airlines

7.9

Good

12,960 reviews

Southwest

8.0

Very good

4,198 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

United Airlines

7.4

Good

10,226 reviews

Southwest

8.0

Very good

4,198 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

American Airlines

7.0

Good

12,076 reviews

Southwest

8.0

Very good

4,198 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Frontier

5.6

Fair

2,579 reviews

Southwest

8.0

Very good

4,198 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Related info for your journey

What are the cheapest airlines to fly from Chicago to Fremont one-way?
For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $73. Users have also found prices from $77 and $118 on Frontier and American Airlines, respectively.
What are the most reliable airlines from Chicago to Fremont?
The top 3 most reliable airlines when flying from Chicago to Fremont are Air China (82%), Air Canada (71%) and United Airlines (71%).
What are the cheapest flights from Chicago to Fremont?
The cheapest flight price from Chicago to Fremont is $128. On average you can expect to pay $1,268. The most popular route, (Chicago O'Hare Intl - San Francisco), can usually be booked for $162.
Can I find deals for flights from Chicago to Fremont that include hotel bookings?
Yes. In addition to deals on Chicago to Fremont flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chicago to Fremont?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Fremont.
Can I find deals for business class flights from Chicago to Fremont?
Yes. Cheapflights offers flight deals from Chicago to Fremont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 7 airlines flying from Chicago to Fremont

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$110	Average$272	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$136	Average$364	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$159	Average$310	FlexibilityNo cancel fee	On-time62%
Alaska Airlines	Cheapest$165	Average$351	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$236	Average$448	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$255	Average$485	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$257	Average$435	FlexibilityNo cancel fee	On-time63%

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Cheap flights from Chicago (CHI) to Fremont, CA

Find cheap flights from Chicago to Fremont with Cheapflights

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3. Compare prices and book

Find flight deals from Chicago to Fremont

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Average price

Cheapflights Insights

What is the cheapest time of day to fly from CHI to FR8?

It’s typically best to fly out from Chicago to Fremont in the evening. Doing so could potentially save you 11% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Chicago to Fremont?

Travelers seeking maximum savings on their Chicago to Fremont flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Fremont

The most flights from CHI to FR8 are scheduled on a Tuesday (102 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (41 on average).

Reviews of airlines servicing Fremont

See what other customers who have flown with Southwest,Alaska Airlines, andUnited Airlines from Chicago to Fremont have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What are the cheapest airlines to fly from Chicago to Fremont one-way?

What are the most reliable airlines from Chicago to Fremont?

What are the cheapest flights from Chicago to Fremont?

Can I find deals for flights from Chicago to Fremont that include hotel bookings?

How can I find direct flights from Chicago to Fremont?

Can I find deals for business class flights from Chicago to Fremont?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Fremont

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Fremont by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Chicago to Fremont by cabin class

Find flights from Chicago to Fremont, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Chicago and Fremont flights

Browse other Chicago and Fremont flight options. Last updated on September 23, 2026.

Other flights from Chicago

Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.

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Top 7 airlines flying from Chicago to Fremont

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