HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from California to Greater Rockford (RFD) from $49

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LAX — RFD
May 13 — May 201
From?
To?
Mon 5/13
Mon 5/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

How far in advance should I book a flight from California to Chicago Greater Rockford Airport?

To save on the cost of your flight from California to Chicago Greater Rockford Airport, book at least 60 days before your planned departure. Booking around this time can save you about 78% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $319 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $510.

What is the cheapest month to fly from California to Chicago Greater Rockford Airport?

Flights from California to Chicago Greater Rockford Airport lean towards being more expensive in March. Prices are generally better when you fly from California to Chicago Greater Rockford Airport in January, with the cheapest ticket starting at $135.

When is the cheapest time to fly from California to Chicago Greater Rockford Airport (CA - RFD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Chicago Greater Rockford Airport as you normally would.

Cheap Allegiant Air flights from California to Rockford

Explore cheap flight options specifically provided by Allegiant Air for the route between California and Rockford. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Wed 6/269:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Wed 7/33:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$179
Wed 6/269:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Sat 7/64:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$192
Sat 7/2010:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Wed 7/313:10 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$194
Thu 6/136:00 amLAX - RFD
2 stops28h 45mAllegiant Air
Sat 6/294:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$373

Cheap California to Rockford flights in May & June 2024

Find cheap flight options from California to Rockford specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 8, 2024.
Wed 6/269:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Wed 7/33:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$179
Sat 6/159:51 pmLAX - RFD
1 stop10h 27mMultiple Airlines
Sat 6/294:40 pmRFD - LAX
Nonstop4h 05mMultiple Airlines
Deal found 5/7$185
Wed 5/295:12 pmLAX - RFD
1 stop15h 36mMultiple Airlines
Sun 6/211:38 amRFD - LAX
1 stop21h 49mMultiple Airlines
Deal found 5/8$186
Wed 6/125:30 amOAK - RFD
1 stop7h 20mMultiple Airlines
Sun 6/169:33 pmRFD - OAK
1 stop27h 30mMultiple Airlines
Deal found 5/8$191
Wed 6/269:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Sat 7/64:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$192
Sat 6/2210:00 amLAX - RFD
Nonstop3h 50mMultiple Airlines
Sun 6/239:33 pmRFD - LAX
1 stop26h 28mMultiple Airlines
Deal found 5/7$196
Wed 5/295:12 pmLAX - RFD
1 stop15h 36mMultiple Airlines
Thu 5/309:38 pmRFD - LAX
1 stop13h 38mMultiple Airlines
Deal found 5/8$198
Sat 6/1510:00 amLAX - RFD
Nonstop3h 50mMultiple Airlines
Sun 6/169:33 pmRFD - LAX
2 stops17h 51mMultiple Airlines
Deal found 5/7$200
Wed 5/295:12 pmLAX - RFD
1 stop15h 36mMultiple Airlines
Sun 6/29:38 pmRFD - LAX
2 stops34h 51mMultiple Airlines
Deal found 5/8$202

California to Rockford 2024 flight deals

Discover exclusive flight deals for travel between California and Rockford in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Wed 6/269:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Wed 7/33:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$179
Thu 9/51:10 pmLAX - RFD
Nonstop3h 50mMultiple Airlines
Mon 9/911:24 amRFD - LAX
1 stop22h 03mMultiple Airlines
Deal found 5/7$180
Sat 6/159:51 pmLAX - RFD
1 stop10h 27mMultiple Airlines
Sat 6/294:40 pmRFD - LAX
Nonstop4h 05mMultiple Airlines
Deal found 5/7$185
Wed 5/295:12 pmLAX - RFD
1 stop15h 36mMultiple Airlines
Sun 6/211:38 amRFD - LAX
1 stop21h 49mMultiple Airlines
Deal found 5/8$186
Wed 7/109:00 amLAX - RFD
Nonstop3h 50mMultiple Airlines
Thu 7/119:33 pmRFD - LAX
1 stop13h 27mMultiple Airlines
Deal found 5/8$189
Wed 7/249:00 amLAX - RFD
Nonstop3h 50mMultiple Airlines
Sun 7/289:33 pmRFD - LAX
1 stop23h 13mMultiple Airlines
Deal found 5/7$191
Wed 6/125:30 amOAK - RFD
1 stop7h 20mMultiple Airlines
Sun 6/169:33 pmRFD - OAK
1 stop27h 30mMultiple Airlines
Deal found 5/8$191
Wed 6/269:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Sat 7/64:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$192
Sat 7/2010:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Wed 7/313:10 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$194

Non-stop flights to Rockford from California

Discover non-stop flight options from California to Rockford. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Sat 6/1510:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Wed 6/193:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/6$109
Sat 7/1310:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Sat 7/274:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$110
Thu 9/261:10 pmLAX - RFD
Nonstop3h 50mAllegiant Air
Sun 9/297:50 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$112
Sat 6/1510:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Wed 6/193:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$115
Thu 9/51:10 pmLAX - RFD
Nonstop3h 50mAllegiant Air
Sun 9/87:50 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$116
Sat 7/610:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Sat 7/134:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$120
Sat 6/2210:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Wed 6/263:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$121
Wed 7/109:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Sat 7/134:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$126
Wed 7/179:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Sat 7/274:40 pmRFD - LAX
Nonstop4h 05mAllegiant Air
Deal found 5/7$127

California to Rockford flights leaving soon

Find last-minute flight options from California to Rockford for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Sat 5/185:12 pmLAX - RFD
1 stop15h 45mMultiple Airlines
Sun 5/2611:56 amRFD - LAX
1 stop21h 31mMultiple Airlines
Deal found 5/7$257
Sat 5/1811:44 pmLAX - RFD
2 stops19h 04mMultiple Airlines
Sun 5/2611:56 amRFD - LAX
1 stop21h 31mMultiple Airlines
Deal found 5/7$287
Sat 5/185:12 pmLAX - RFD
1 stop15h 45mMultiple Airlines
Sun 5/199:38 pmRFD - LAX
2 stops25h 04mMultiple Airlines
Deal found 5/8$300
Sat 5/185:12 pmLAX - RFD
1 stop15h 45mMultiple Airlines
Sun 5/199:38 pmRFD - LAX
2 stops25h 04mMultiple Airlines
Deal found 5/7$302
Sat 5/185:12 pmLAX - RFD
1 stop15h 45mMultiple Airlines
Sun 5/199:38 pmRFD - LAX
1 stop26h 14mMultiple Airlines
Deal found 5/8$344
Sat 5/185:12 pmLAX - RFD
1 stop15h 45mMultiple Airlines
Sun 5/199:38 pmRFD - LAX
1 stop27h 57mMultiple Airlines
Deal found 5/7$346
Sat 5/1810:43 pmLAX - RFD
2 stops10h 14mMultiple Airlines
Sun 5/2611:56 amRFD - LAX
2 stops12h 52mMultiple Airlines
Deal found 5/7$359
Sat 5/1810:43 pmLAX - RFD
2 stops10h 14mMultiple Airlines
Sun 5/199:38 pmRFD - LAX
2 stops22h 46mMultiple Airlines
Deal found 5/8$408
Thu 5/1611:13 amSAN - RFD
1 stop7h 35mMultiple Airlines
Sun 5/199:38 pmRFD - SAN
1 stop13h 36mMultiple Airlines
Deal found 5/8$452

One-way flights to Rockford from California

Search for one-way flight options from California to Rockford. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Wed 6/129:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Deal found 5/7$49
Sat 8/310:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Deal found 5/6$57
Wed 7/179:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Deal found 5/7$66
Wed 6/125:30 amOAK - RFD
1 stop7h 20mMultiple Airlines
Deal found 5/8$69
Wed 6/199:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Deal found 5/7$72
Sat 6/2210:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Deal found 5/8$75
Wed 6/199:00 amLAX - RFD
Nonstop3h 50mAllegiant Air
Deal found 5/8$79
Tue 6/114:26 pmSAN - RFD
2 stops20h 24mMultiple Airlines
Deal found 5/7$81
Thu 10/101:10 pmLAX - RFD
Nonstop3h 50mAllegiant Air
Deal found 5/7$81

Find flights from California to Rockford within your budget

Customize your flight search to find flights from California to Rockford 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 2,752,338 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$179 - $196

Route

Depart

Return

Price

Los AngelesChicago Greater Rockford

LAX - RFD

LAXRFD

Los Angeles

Wed 6/26

Nonstop3h 50m

Chicago Greater Rockford

Wed 7/3

Nonstop4h 05m

$179

Los AngelesChicago Greater Rockford

LAX - RFD

LAXRFD

Los Angeles

Sat 6/15

1 stop10h 27m

Chicago Greater Rockford

Sat 6/29

Nonstop4h 05m

$185

Los AngelesChicago Greater Rockford

LAX - RFD

LAXRFD

Los Angeles

Wed 5/29

1 stop15h 36m

Chicago Greater Rockford

Sun 6/2

1 stop21h 49m

$186

Los AngelesChicago Greater Rockford

LAX - RFD

LAXRFD

Los Angeles

Wed 7/10

Nonstop3h 50m

Chicago Greater Rockford

Thu 7/11

1 stop13h 27m

$189

Los AngelesChicago Greater Rockford

LAX - RFD

LAXRFD

Los Angeles

Wed 7/24

Nonstop3h 50m

Chicago Greater Rockford

Sun 7/28

1 stop23h 13m

$191

OaklandChicago Greater Rockford

OAK - RFD

OAKRFD

Oakland

Wed 6/12

1 stop7h 20m

Chicago Greater Rockford

Sun 6/16

1 stop27h 30m

$191

Los AngelesChicago Greater Rockford

LAX - RFD

LAXRFD

Los Angeles

Wed 6/26

Nonstop3h 50m

Chicago Greater Rockford

Sat 7/6

Nonstop4h 05m

$192

Los AngelesChicago Greater Rockford

LAX - RFD

LAXRFD

Los Angeles

Sat 7/20

Nonstop3h 50m

Chicago Greater Rockford

Wed 7/31

Nonstop4h 05m

$194

Los AngelesChicago Greater Rockford

LAX - RFD

LAXRFD

Los Angeles

Sat 6/22

Nonstop3h 50m

Chicago Greater Rockford

Sun 6/23

1 stop26h 28m

$196

Flights are sorted by cheapest first

Deals found on 5/7

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Rockford

Get insights into the airlines that provide service to Rockford. 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 Rockford. Reviews last updated May 8, 2024.
Allegiant Air
7.5
Good
1,024 reviews
Check prices

Entertainment

5.9

Food

6.2

Boarding

7.7

Comfort

6.9

Overall

7.5

Crew

8.2

Reviews

1 / 10

Delayed because of crew missing stuck on tarmac at arrival for a full hour this delayed my trip 8 hours this caused me to miss my rental car they were closed for the day when I got there worst flight experience of my life

Allegiant Air
7.5
Good
1,024 reviews
Allegiant Air
7.5
Good
1,024 reviews
Check prices

Entertainment

5.9

Food

6.2

Boarding

7.7

Comfort

6.9

Overall

7.5

Crew

8.2

Reviews

1 / 10

Delayed because of crew missing stuck on tarmac at arrival for a full hour this delayed my trip 8 hours this caused me to miss my rental car they were closed for the day when I got there worst flight experience of my life

Related info for your journey

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

  • Can I find flights from California to Chicago Greater Rockford Airport for under $200 on Cheapflights?

    Yes, there are multiple flights from California to Chicago Greater Rockford Airport for under $200. The cheapest flight booked recently is on Allegiant Air for just $179, but on average you can expect to pay $201.

  • Are there nonstop flights from California to Chicago Greater Rockford Airport for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from California to Chicago Greater Rockford Airport under $200. A good price for a nonstop flight from California to Chicago Greater Rockford Airport is less than $136.

  • Are there last-minute flights available from California to Chicago Greater Rockford Airport for under $300?

    There are currently 11+ open flights from California to Chicago Greater Rockford Airport within the next 7 days for less than $300.

  • What are the most popular routes from California to Chicago Greater Rockford Airport?

    While some choose either Oakland - Chicago Greater Rockford or San Jose - Chicago Greater Rockford, Los Angeles - Chicago Greater Rockford is the most popular route from California to Chicago Greater Rockford Airport.

  • What are the cheapest flights from California to Chicago Greater Rockford Airport?

    On average you can expect to pay $118 for a flight from California to Chicago Greater Rockford Airport. The cheapest flight overall is $68 while the most popular route, (Los Angeles - Chicago Greater Rockford) is currently priced at $99.

  • What does LAX to RFD mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Los Angeles Airport to Chicago Greater Rockford Airport flight would often be abbreviated as a LAX to RFD flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are San Francisco Airport (SFO), San Diego Airport (SAN), Santa Ana J. Wayne/Orange Cnty Airport (SNA), San Jose Airport (SJC), Sacramento Intl Airport (SMF).

  • Can I find deals for flights from California to Rockford that include extra baggage allowance?

    The amount of baggage you can bring on your California to Rockford flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from California to Rockford with specific airlines?

    Yes, Cheapflights allows you to browse and filter California to Rockford flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from California to Rockford that include hotel bookings?

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

  • How can I find direct flights from California to Rockford?

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

  • Can I find deals for business class flights from California to Rockford?

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

  • Can I find deals for flights from California to Rockford that allow pets onboard?

    Many airlines flying from California to Rockford offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from California to Rockford?

    Yes, you can often find last-minute deals on California to Rockford flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the California to Chicago Greater Rockford Airport flight deals updated?

    The California to Chicago Greater Rockford Airport flight deals you see on this page were last updated on 5/8.

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

John F Kennedy Intl to O'Hare Intl flights
Newark to O'Hare Intl flights
LaGuardia to O'Hare Intl flights
Los Angeles to O'Hare Intl flights
Newark to Midway flights
Seattle to O'Hare Intl flights
San Francisco to O'Hare Intl flights
Boston to O'Hare Intl flights
John F Kennedy Intl to Midway flights
Reagan-National to O'Hare Intl flights
Dallas/Fort Worth to O'Hare Intl flights
Los Angeles to Midway flights
Baltimore to O'Hare Intl flights
Philadelphia to O'Hare Intl flights
Atlanta to O'Hare Intl flights
Boston to Midway flights
Ontario to O'Hare Intl flights
LaGuardia to Midway flights
Orlando to O'Hare Intl flights
Hobby to O'Hare Intl flights
Atlanta to Midway flights
Denver to O'Hare Intl flights
Seattle to Midway flights
Santa Ana to O'Hare Intl flights
Reagan-National to Midway flights
Dulles Intl to O'Hare Intl flights
Burbank to O'Hare Intl flights
George Bush Intcntl to O'Hare Intl flights
Dulles Intl to Midway flights
Sky Harbor Intl to O'Hare Intl flights
Tampa to O'Hare Intl flights
Oakland to O'Hare Intl flights
Austin to O'Hare Intl flights
Fort Lauderdale to O'Hare Intl flights
Raleigh to O'Hare Intl flights
San Diego to O'Hare Intl flights
Miami to O'Hare Intl flights
Minneapolis to O'Hare Intl flights
Ontario to Midway flights
Dallas/Fort Worth to Midway flights
Hartford to O'Hare Intl flights
Portland to O'Hare Intl flights
Hobby to Midway flights
White Plains to O'Hare Intl flights
Minneapolis to Midway flights
Austin to Midway flights
Atlantic City to O'Hare Intl flights
San Jose to O'Hare Intl flights
San Francisco to Midway flights
Portland to Midway flights
Charlotte to Las Vegas flights
O'ahu to The Big Island flights
Indianapolis to Las Vegas flights
Minneapolis to Atlanta flights
Dallas to Miami flights
Denver to San Francisco flights
Boston to San Francisco flights
Houston to Paris flights
Boston to Denver flights
Honolulu to Las Vegas flights
Minneapolis to Phoenix flights
California to Raiatea flights

Search flights from California to Rockford by cabin class

Find flights from California to Rockford, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Ordu/Giresun
Flights to Hakodate
Flights to Gazipasa
Flights to Kirkwall Arpt
Flights to Skiathos
Flights to Bourgas
Flights to Kalamata
Flights to Menorca/Mahon
Flights to Mytilene
Flights to Mason City
Flights to Pau Pyrénées
Flights to Neiva La Marguita
Flights to Cortez Montezuma County
Flights to Biarritz Parme
Flights to Parikia Paros
Flights to Ohrid
Flights to Edremit/Korfez
Flights to Naxos
Flights to Dalaman
Flights to Lublin
Flights to Miyakojima Hirara
Flights to Champaign University-Willard
Flights to Kagoshima
Flights to Constanţa Mihail Kogalniceanu

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from California to Rockford?

Deals for California to Rockford flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from California to Rockford?

Millions of users choose and trust Cheapflights to book the best flight deals from California to Rockford for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from California to Rockford with no change fees?

Certainly. Search results for flights to Rockford from California shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from California to Rockford become cheaper?

Yes, Cheapflights offers price alerts on California to Rockford flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.
View all available airlines