HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Baltimore

$162+ Cheap flights from San Francisco to Baltimore (SFO - BWI)

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BWI
May 23 — May 301
Sat 5/23
Sat 5/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Baltimore 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.
Cheapflights Tip: The best prices from San Francisco to Baltimore/Washington are usually found in April or September, booked 84 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from San Francisco to Baltimore

Cheapest flights from San Francisco to Baltimore
Explore the most affordable flight options available from San Francisco to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.

This Expedia deal was found by Cheapflights users on 4/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:16 pm
SFO
-
BWI
1 stop10h 38m
Frontier
Wed 5/64:39 pm
BWI
-
SFO
1 stop9h 25m
Frontier
Deal found 4/21$306
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:00 am
SFO
-
BWI
2 stops29h 31m
Frontier
Mon 6/89:23 pm
BWI
-
SFO
1 stop25h 03m
Frontier
Deal found 4/22$307
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:24 pm
SFO
-
BWI
1 stop7h 33m
Delta
Thu 8/136:00 am
BWI
-
SFO
1 stop7h 37m
Delta
Deal found 4/22$308
This United Airlines deal was found by Cheapflights users on 4/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:45 am
SFO
-
BWI
1 stop8h 02m
United Airlines
Fri 6/56:15 am
BWI
-
SFO
Nonstop5h 50m
United Airlines
Deal found 4/21$309
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:59 pm
SFO
-
BWI
1 stop14h 16m
Frontier
Fri 5/86:45 am
BWI
-
SFO
1 stop15h 49m
Frontier
Deal found 4/22$310
This Expedia deal was found by Cheapflights users on 4/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:38 pm
SFO
-
BWI
1 stop12h 10m
Frontier
Tue 5/54:39 pm
BWI
-
SFO
1 stop9h 25m
Frontier
Deal found 4/22$311
This American Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/239:52 pm
SFO
-
BWI
1 stop8h 34m
American Airlines
Tue 5/267:10 pm
BWI
-
SFO
1 stop8h 38m
American Airlines
Deal found 4/21$312
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:00 am
SFO
-
BWI
1 stop8h 30m
United Airlines
Tue 7/286:30 am
BWI
-
SFO
Nonstop5h 50m
United Airlines
Deal found 4/22$313
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:30 pm
SFO
-
BWI
2 stops11h 35m
Delta
Fri 6/57:41 pm
BWI
-
SFO
1 stop8h 05m
Delta
Deal found 4/21$314
This Frontier deal was found by Cheapflights users on 4/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:16 pm
SFO
-
BWI
1 stop13h 33m
Frontier
Tue 4/286:00 am
BWI
-
SFO
1 stop14h 34m
Frontier
Deal found 4/20$315
This Frontier deal was found by Cheapflights users on 4/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:16 pm
SFO
-
BWI
1 stop7h 57m
Frontier
Wed 5/68:52 am
BWI
-
SFO
1 stop13h 42m
Frontier
Deal found 4/20$316
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Sat 5/305:41 pm
SFO
-
BWI
2 stops14h 05m
Frontier
Tue 6/26:28 pm
BWI
-
SFO
1 stop31h 36m
Frontier
Deal found 4/21$317

Find flight deals from San Francisco to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Baltimore (BWI). 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 April 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$307
(Kiwi.com)

One-way from

$162
(United Airlines)

Popular in

November

Cheapest in

April

Average price

$404
Provider with most accurate pricing for San Francisco-Baltimore/Washington flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Baltimore/Washington flights.
Search Deals
From San Francisco to Baltimore/Washington
Search Deals
One-way flight from San Francisco to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Baltimore 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 April 23, 2026.
Use the filters below to find and compare flights from San Francisco to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Tue 8/25

12:45 am-11:45 am

1 stop8h 00m

Baltimore/Washington

Tue 9/1

6:15 am-11:25 am

1 stop8h 10m

$318

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Wed 5/20

5:00 am-4:33 pm

1 stop8h 33m

Baltimore/Washington

Wed 5/27

6:59 pm-9:50 pm

Nonstop5h 51m

$322

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Tue 7/14

12:42 pm-11:13 pm

1 stop7h 31m

Baltimore/Washington

Sun 7/26

5:32 am-10:20 am

1 stop7h 48m

$334

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Wed 8/19

12:45 am-11:45 am

1 stop8h 00m

Baltimore/Washington

Fri 8/28

5:45 pm-10:56 pm

1 stop8h 11m

$340
Quickest round-trip

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Thu 8/20

10:30 pm-6:35 am

Nonstop5h 05m

Baltimore/Washington

Mon 8/24

10:20 am-1:00 pm

Nonstop5h 40m

$345

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Wed 5/6

7:15 pm-5:55 am

1 stop7h 40m

Baltimore/Washington

Sun 5/10

6:10 am-10:24 am

1 stop7h 14m

$345

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 5/11

7:00 pm-5:45 am

1 stop7h 45m

Baltimore/Washington

Tue 5/12

1:59 pm-9:08 pm

1 stop10h 09m

$345

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Sat 5/23

6:45 pm-7:14 am

1 stop9h 29m

Baltimore/Washington

Sat 5/30

6:20 am-9:10 am

Nonstop5h 50m

$353

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 5/11

11:59 pm-10:44 am

1 stop7h 45m

Baltimore/Washington

Wed 5/13

6:10 am-10:24 am

1 stop7h 14m

$397

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Thu 6/4

5:10 am-5:45 pm

2 stops9h 35m

Baltimore/Washington

Mon 6/8

5:55 pm-12:10 am

2 stops9h 15m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/20

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from San Francisco to Baltimore

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 Francisco to Baltimore in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Baltimore 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 Francisco-Baltimore 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 Francisco to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Baltimore

How far ahead should I book a flight from San Francisco to Baltimore?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Baltimore. Price data was last updated on April 17, 2026.

To ensure you get the cheapest price possible for a flight from San Francisco to Baltimore, 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 Francisco to Baltimore?

Currently, April is the cheapest month in which you can book a flight from San Francisco to Baltimore (average of $404). Flying from San Francisco to Baltimore in November is currently the most expensive (average of $618). 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 SFO to BWI?

Find hourly flight availability from San Francisco to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 23, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Baltimore as you normally would.

How much does it cost to fly round-trip from San Francisco to Baltimore?

The best insider tips for San Francisco to Baltimore flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Baltimore trip
Our travel experts
Emily Zemler

Emily Zemler

Expert on BWI

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated April 23, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from San Francisco to Baltimore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,327 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,327 reviews
Southwest
8.0
Very good
4,327 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,438 reviews
Southwest
8.0
Very good
4,327 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,637 reviews
Southwest
8.0
Very good
4,327 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.1
Good
11,659 reviews
Southwest
8.0
Very good
4,327 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.7
Fair
2,981 reviews
Southwest
8.0
Very good
4,327 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Francisco to Baltimore?

    To fly from San Francisco to Baltimore, you need to book a flight from San Francisco (SFO) to Baltimore/Washington (BWI). Nonstop flights to Baltimore/Washington from San Francisco take 5h 05m on average. When it comes time to book airfare, you have a few options: there are 7 outbound flights from San Francisco to Baltimore/Washington offered by 7 different airlines.

  • How popular is this San Francisco to Baltimore flight route?

    The San Francisco to Baltimore/Washington flight path was viewed by 24 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from San Francisco to Baltimore?

    A quick flight from San Francisco to Baltimore can take about 5h 05m. United Airlines provides one of the quickest options available for as low as $345. Airlines will cover a distance of 2449 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Francisco to Baltimore round-trip?

    According to our current data, Sun Country Air ($140), Frontier ($142), and Alaska Airlines ($241) offers the cheapest pricing from San Francisco to Baltimore. You may be able to fly from San Francisco to Baltimore for 71% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Francisco to Baltimore one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $107. Delta flights start at $147 while deals on Alaska Airlines start at $148 one-way.

  • What are the most reliable airlines from San Francisco to Baltimore?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Baltimore on time: United Airlines (91%), Virgin Australia (91%), Air New Zealand (89%).

  • What are the cheapest flights from San Francisco to Baltimore?

    Looking for the cheapest flight from San Francisco to Baltimore? While on average our users pay $993, our data indicates the cheapest price to be $165. The most popular route (San Francisco - Baltimore/Washington), is priced around $216.

  • Where are the most common layover locations when flying from San Francisco to Baltimore?

    San Francisco to Baltimore flights have a layover in Atlanta most of the time.

  • What are some popular things to do or see while on a layover in Atlanta?

    Georgia Aquarium, Fox Theatre, and Centennial Olympic Park are the most popular attractions in Atlanta if you're in need of something to do during your layover. Georgia Aquarium, Fox Theatre and Centennial Olympic Park are located about 8.6 mi, 9.3 mi, and 8.4 mi, respectively from Atlanta Hartsfield-Jackson if you are interested in checking them out. Travelers can book a car rental at Atlanta Hartsfield-Jackson for about $63 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for San Francisco to Baltimore flights?

    San Francisco to Baltimore flights have a layover in Denver the least frequently.

  • Can I find deals for flights from San Francisco to Baltimore that include hotel bookings?

    Yes. In addition to deals on San Francisco to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Baltimore?

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

  • Can I find deals for business class flights from San Francisco to Baltimore?

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

  • What is the cheapest month to book a flight from San Francisco to Baltimore?

    Currently, April is the cheapest month in which you can book a flight from San Francisco to Baltimore (average of $404). Flying from San Francisco to Baltimore in November is currently the most expensive (average of $618). 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.

See more FAQs

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 San Francisco to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Reagan-National flights
Los Angeles to Baltimore flights
Los Angeles to Dulles Intl flights
San Francisco to Dulles Intl flights
San Francisco to Reagan-National flights
San Francisco to Philadelphia flights
Los Angeles to Philadelphia flights
Ontario to Dulles Intl flights
San Diego to Dulles Intl flights
Ontario to Reagan-National flights
Ontario to Baltimore flights
Ontario to Philadelphia flights
San Diego to Baltimore flights
San Diego to Reagan-National flights
San Diego to Philadelphia flights
Sacramento to Dulles Intl flights
Las Vegas to Dulles Intl flights
San Jose to Dulles Intl flights
San Jose to Baltimore flights
Santa Ana to Dulles Intl flights
Oakland to Dulles Intl flights
Las Vegas to Baltimore flights
Las Vegas to Philadelphia flights
Santa Ana to Reagan-National flights
Oakland to Baltimore flights
San Jose to Reagan-National flights
Las Vegas to Reagan-National flights
Santa Ana to Baltimore flights
San Jose to Philadelphia flights
Sacramento to Reagan-National flights
Burbank to Dulles Intl flights
Santa Ana to Philadelphia flights
Oakland to Reagan-National flights
Fresno to Dulles Intl flights
Sacramento to Baltimore flights
Fresno to Reagan-National flights
Oakland to Philadelphia flights
Burbank to Baltimore flights
Reno to Dulles Intl flights
Burbank to Philadelphia flights
Sacramento to Philadelphia flights
Fresno to Baltimore flights
Long Beach to Philadelphia flights
Palm Springs to Dulles Intl flights
Reno to Reagan-National flights
Burbank to Reagan-National flights
Long Beach to Dulles Intl flights
Palm Springs to Reagan-National flights
Fresno to Philadelphia flights

Top 7 airlines flying from San Francisco to Baltimore

Discover the top 7 airlines that operate flights from San Francisco to Baltimore. 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 April 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$140Average$355FlexibilityNo cancel feeOn-time83%
FrontierCheapest$142Average$284FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$241Average$415FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$276Average$442FlexibilityNo cancel feeOn-time71%
DeltaCheapest$286Average$450FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$300Average$532FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$305Average$476FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.