$198 — Denver to/from San Francisco Nonstop (R/T)

Save $50 on flights between Denver and San Francisco this fall. Nonstop fares on Frontier Airlines are now just $198 roundtrip, including tax.

Frontier Airlines has also launched a 30% OFF promotion code, which brings this fare down $148 roundtrip, including tax. Just enter 30OFF when on the Frontier Airlines results page. The airline also offers special discounted rates for its Discount Den email list, which is free to join.

Fly.com Fare Calendar:

Note: Frontier charges for both checked and carry-on luggage, most scenarios are $25-$30 per bag. Check our baggage fee chart for more information.


  • $50 OFF the usual cost

Travel Dates:

  • October 5 – December 15

Sample Screenshots:

Denver to San Francisco: Fly.com Results

Denver to San Francisco: Fly.com Results


Denver to San Francisco: Frontier Booking Page

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Featured Image: Painted Ladies of San Francisco (Shutterstock.com)

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