Title: Cheap Frontier Airlines (F9) Flight Reservations: Booking Flights - Expedia.com

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# Book Frontier Airlines flights (F9)

[View $28 flight on Tue, Mar 10, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:LAX,to:SFO,departure:3/10/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:27.98&airProductToken=AQoxCi8IxnISBDI4NTcYi7gBILJxKLWmhwMwlqeHAzhFQABYAWoEUENfMXIHSzIxRVhTMhIKCAEQARgBKgJGORgBIgQIARABKAIoAzAN) 

- [Roundtrip](?flightType=roundtrip)
- [One-way](?flightType=oneway)
- [Multi-city](?flightType=multicity)

### Travelers

Adults

ChildrenAges 2 to 17

InfantsYounger than 2

EconomyPremium economyBusiness classFirst class

Flight 1

Leaving from

Going to

Departing

Flight 2

Leaving from

Going to

Departing

## Top Flight Deals

Prices were available within the past 7 days and start at $28 for one-way flights and $53 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif)

Mon, Feb 23 - Tue, Mar 3

LAX

Los Angeles

LAS

Las Vegas

$53

Roundtrip

just found

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LAX,to:LAS,departure:2/23/2026TANYT&leg2=from:LAS,to:LAX,departure:3/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:52.37&airProductToken=AQoyCjAIxnISBDIyNjQYi7gBIIuQASit_4UDMPz_hQM4RUAAWAFqBFBDXzFyB0sxNE1YUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ)

![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif)

Sat, Mar 7 - Wed, Mar 11

LAX

Los Angeles

LAS

Las Vegas

$53

Roundtrip

just found

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LAX,to:LAS,departure:3/7/2026TANYT&leg2=from:LAS,to:LAX,departure:3/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:52.83&airProductToken=AQoyCjAIxnISBDMyOTIYi7gBIIuQASj_gYcDMMuChwM4RUAAWAFqBFBDXzFyB0syMVNYUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ)

![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif)

Sun, Mar 29 - Fri, Apr 3

LAX

Los Angeles

LAS

Las Vegas

$56

Roundtrip

just found

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LAX,to:LAS,departure:3/29/2026TANYT&leg2=from:LAS,to:LAX,departure:4/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.96&airProductToken=AQoyCjAIxnISBDIyNjQYi7gBIIuQASjs_IgDMLz9iAM4RUAAWAFqBFBDXzFyB0syMVlYUzIKMgowCMZyEgQzMjkxGIuQASCLuAEo7K2JAzC9rokDOEVAAFgBagRQQ18xcgdLMjFJWFMyEgoIARABGAEqAkY5GAEiBAgBEAEoAigDMA0)

![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif)

Tue, Apr 14 - Sat, Apr 18

LAX

Los Angeles

SFO

San Francisco

$56

Roundtrip

just found

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LAX,to:SFO,departure:4/14/2026TANYT&leg2=from:SFO,to:LAX,departure:4/18/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.96&airProductToken=AQoxCi8IxnISBDI4NTcYi7gBILJxKJWwigMw8rCKAzhFQABYAWoEUENfMXIHSzIxRVhTMgoxCi8IxnISBDI4NTgYsnEgi7gBKJHcigMw8NyKAzhFQABYAWoEUENfMXIHSzIxU1hTMhIKCAEQARgBKgJGORgBIgQIARABKAIoAzAN)

![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif)

Mon, Feb 23 - Tue, Mar 3

LAX

Los Angeles

LAS

Las Vegas

$61

Roundtrip

just found

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:LAX,to:LAS,departure:2/23/2026TANYT&leg2=from:LAS,to:LAX,departure:3/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:60.03&airProductToken=AQoyCjAIxnISBDIyNjQYi7gBIIuQASit_4UDMPz_hQM4RUAAWAFqBFBDXzFyB0sxNE1YUzISCggBEAEYASoCRjkYASIECAEQASgCKAMwDQ)

## Trending Frontier Airlines Flights

Prices were available within the past 7 days and start at $28 for one-way flights and $53 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif)

Sat, Feb 28 - Tue, Mar 3

ATL

Atlanta

EWR

New York

$53

Roundtrip

just found

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATL,to:EWR,departure:2/28/2026TANYT&leg2=from:EWR,to:ATL,departure:3/3/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:52.37&airProductToken=AQoxCi8IxnISBDQ2MDIY4FwgxI0BKKG2hgMwsLeGAzhFQABYAWoEUENfMXIHSzIxU1hTMhIKCAEQARgBKgJGORgBIgQIARABKAIoAzAN)

![Frontier Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/F9.gif)

Wed, Mar 11 - Sat, Mar 14

ATL

Atlanta

JFK

New York

$56

Roundtrip

just found

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:ATL,to:JFK,departure:3/11/2026TANYT&leg2=from:JFK,to:ATL,departure:3/14/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:55.96&airProductToken=AQowCi4IxnISBDQ3MzIY4FwgqVEogKqHAzCPq4cDOEVAAFgBagRQQ18xcgdLMjFYWFMyCjAKLgjGchIENDgxNxipUSDgXCi9y4cDMP3MhwM4RUAAWAFqBFBDXzFyB0syMVNYUzISDAgBEAEYASoCRjkyABgBIgQIARABKAIoAzAN)

## Frontier Airlines Flights on Expedia.com

Search Expedia for the very best selection of Frontier Airlines flights to whatever destination you're headed. Frontier Airlines and Expedia have teamed up to provide you with great discount airfares and flexible departure and arrival times to make your trip a truly comfortable, affordable, and memorable experience. Fly with Frontier Airlines today to see the difference.

Frontier Airlines is a valued partner of Expedia, and we work together to provide you with all the tools you need to book your next Frontier Airlines flight. From last-minute flights to flights planned ahead, Frontier Airlines has a huge inventory of cheap flights to help you save even more. Fly with style and comfort with Frontier Airlines, and rest assured that all your flight needs are taken care of, making your travel experience as good as it can be. All Frontier Airlines flights offer expansive routes to your destination and provide you with flexible departure and arrival times giving you more selection than ever before. And by booking with Expedia, you have access to online tools to help you plan the best trip, from fare alerts, to calendar tools and more; use these to help book the best Frontier Airlines flight you can find. If you need additional assistance, Expedia Customer Service Representatives are available 24 hours a day to help you with any questions when booking your Frontier Airlines flights. Frontier Airlines and Expedia are here to ensure you travel with the confidence that you have the best flight at the very best price.

## Airline Information

| Airline Name    | Frontier Airlines |
| --------------- | ----------------- |
| Airline Code    | F9                |
| Roundtrip price | from $53          |

## Frequently asked questions

### Can I fly from the US on Frontier Airlines?

### Where does Frontier Airlines fly to?

> - Denver (DEN)
> - Orlando (MCO)
> - Las Vegas (LAS)
> - Atlanta (ATL)
> - Philadelphia (PHL)
> - Dallas/Fort Worth (DFW)
> - Miami (MIA)
> - Chicago Midway (MDW)
> - Phoenix (PHX)
> - Charlotte (CLT)
> - Cancun (CUN)
> - San Juan (SJU)
> - Montego Bay (MBJ)
> - Punta Cana (PUJ)
> - Guatemala City (GUA)
> - San Jose (SJO)
> - Nassau (NAS)

### Can I earn Frontier miles with Expedia?

### How much is carry-on for Frontier Airlines?

> - Basic Fares: Carry-on is not included. You must purchase carry-on separately unless booking a bundle or higher fare
> Size and weight must comply with cabin limits or it will be gate-checked.

### What size carry-on is allowed on Frontier Airlines?

> - One carry-on bag that must not exceed 24 x 16 x 10 inches (61 x 41 x 25 cm), including wheels and handles

### How much are checked bags on Frontier Airlines?

> - Basic Fares: Checked baggage is not included
> - Prices vary based on when and how you purchase (cheapest during booking)
> - Standard checked bag allowance: 50 lbs (23 kg) and 62 inches (157 cm) total dimensions
> Overweight and oversized baggage incur additional fees.

### Do you have to pay for seat selection on Frontier Airlines?

### How far in advance can you check in with Frontier Airlines?

### What kind of airline is Frontier Airlines?

### Is Frontier Airlines a good airline to fly with?

### What type of planes does Frontier Airlines fly?

### Does Frontier Airlines have First or Business Class?

\*Flight schedules are subject to change.

\*Available to One Key members.