HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Midway (MDW) to Shanghai from $778

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 8/14. 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.
MDW — SHA
Jun 3 — Jun 101
From?
To?
Mon 6/3
Mon 6/10
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 Chicago Midway Airport to Shanghai?

Users have found that booking a flight from Chicago Midway Airport to Shanghai at least 38 days early can save you up to 28% on average compared to booking a flight this week. If booking 38 days before your flight isn’t an option for you, users have found flights from Chicago Midway Airport to Shanghai for as little as $1,305 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,501 for flights departing within the next 3 days.

What is the cheapest month to fly from Chicago Midway Airport to Shanghai?

The best pricing can be found in the month of March. Prices to Shanghai from Chicago Midway Airport average $1,492. You can even find prices in March for less than $1,492, as users have found deals to Shanghai from as low as $961. The month of December appears to be one of the more expensive times to travel to Shanghai from Chicago Midway Airport. Flying in the targeted month can save you up to 28%.

When is the cheapest time to fly from Chicago Midway Airport to Shanghai (MDW - SHA)?

When flying from Chicago Midway Airport to Shanghai, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Delta flights from Midway to Shanghai

Explore cheap flight options specifically provided by Delta for the route between Midway and Shanghai. 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 2,696,634 searches. Data last updated May 29, 2024.
Consider these cheap Delta flights we've found departing from Chicago to Shanghai. Be sure to come back soon if the deals available don't appeal to you at this time.
Sun 10/206:50 pmMDW - PVG
2 stops29h 55mDelta
Fri 10/255:30 pmPVG - MDW
2 stops36h 46mDelta
Deal found 5/28$1,361
Sun 8/185:45 pmMDW - PVG
1 stop31h 00mDelta
Mon 8/265:30 pmPVG - MDW
2 stops31h 14mDelta
Deal found 5/28$1,366
Thu 10/176:45 pmMDW - PVG
2 stops31h 45mDelta
Fri 11/15:30 pmPVG - MDW
2 stops28h 47mDelta
Deal found 5/28$1,376
Tue 7/235:45 pmMDW - PVG
1 stop31h 00mDelta
Sat 8/313:45 pmPVG - MDW
1 stop29h 53mDelta
Deal found 5/28$1,519
Thu 7/255:45 pmMDW - PVG
1 stop31h 00mDelta
Sat 8/313:45 pmPVG - MDW
1 stop29h 53mDelta
Deal found 5/28$1,584
Wed 10/26:50 pmMDW - PVG
2 stops29h 55mDelta
Sat 10/125:30 pmPVG - MDW
2 stops28h 15mDelta
Deal found 5/28$1,972
Sat 8/317:20 pmMDW - PVG
2 stops30h 55mDelta
Sat 9/145:30 pmPVG - MDW
2 stops28h 11mDelta
Deal found 5/28$2,072
Fri 10/46:45 pmMDW - PVG
2 stops31h 45mDelta
Fri 10/185:30 pmPVG - MDW
2 stops28h 15mDelta
Deal found 5/28$2,122
Fri 10/116:45 pmMDW - PVG
2 stops31h 45mDelta
Fri 10/253:45 pmPVG - MDW
1 stop30h 00mDelta
Deal found 5/28$2,127

Cheap KLM flights from Midway to Shanghai

Explore cheap flight options specifically provided by KLM for the route between Midway and Shanghai. 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 2,696,634 searches. Data last updated May 29, 2024.
Some of the best deals we've found on KLM flights traveling from Chicago to Shanghai. Deals are refreshing constantly so come back soon for more options.
Tue 9/176:50 pmMDW - PVG
2 stops25h 35mKLM
Wed 10/1611:15 amPVG - MDW
2 stops38h 16mKLM
Deal found 5/28$3,195
Sat 8/105:45 pmMDW - PVG
2 stops26h 40mKLM
Sat 8/1711:15 amPVG - MDW
2 stops38h 27mKLM
Deal found 5/28$6,481
Fri 7/265:45 pmMDW - PVG
2 stops26h 40mKLM
Mon 9/211:15 amPVG - MDW
2 stops41h 53mKLM
Deal found 5/28$7,995

Cheap Midway to Shanghai flights in May & June 2024

Find cheap flight options from Midway to Shanghai specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,696,634 searches. Prices were last updated on May 29, 2024.
The lowest fares we've come across on flights traveling from Chicago to Shanghai in May and June 2024. Check back soon for alternative fares.
Sun 6/307:11 pmMDW - PVG
2 stops31h 04mDelta
Mon 7/83:45 pmPVG - MDW
1 stop29h 53mDelta
Deal found 5/28$2,407
Sat 6/295:45 pmMDW - PVG
1 stop31h 00mDelta
Thu 7/185:30 pmPVG - MDW
2 stops28h 22mDelta
Deal found 5/28$2,409
Sat 6/295:45 pmMDW - PVG
1 stop31h 00mDelta
Sun 7/215:30 pmPVG - MDW
2 stops33h 39mDelta
Deal found 5/28$2,414
Sat 6/295:45 pmMDW - PVG
1 stop31h 00mDelta
Wed 7/245:30 pmPVG - MDW
2 stops33h 39mDelta
Deal found 5/28$2,457
Wed 5/297:10 pmMDW - PVG
2 stops31h 05mDelta
Thu 10/35:30 pmPVG - MDW
2 stops28h 15mDelta
Deal found 5/28$2,473
Thu 5/301:21 pmMDW - PVG
1 stop35h 24mDelta
Thu 8/85:30 pmPVG - MDW
2 stops29h 08mDelta
Deal found 5/28$2,583
Wed 5/297:10 pmMDW - PVG
2 stops31h 05mDelta
Tue 7/25:30 pmPVG - MDW
2 stops29h 21mDelta
Deal found 5/28$2,633
Wed 5/297:10 pmMDW - PVG
2 stops31h 05mDelta
Tue 7/23:45 pmPVG - MDW
1 stop30h 04mDelta
Deal found 5/28$2,638
Thu 5/306:48 pmMDW - PVG
2 stops29h 57mDelta
Fri 6/145:30 pmPVG - MDW
2 stops28h 18mDelta
Deal found 5/29$2,678

Midway to Shanghai 2024 flight deals

Discover exclusive flight deals for travel between Midway and Shanghai in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
The lowest fares we've come across on flights traveling from Chicago to Shanghai in May and June 2024. Check back soon for alternative fares.
Sun 10/206:50 pmMDW - PVG
2 stops29h 55mDelta
Sun 11/177:20 pmPVG - MDW
2 stops27h 21mDelta
Deal found 5/28$1,361
Sun 8/185:45 pmMDW - PVG
1 stop31h 00mDelta
Mon 8/265:30 pmPVG - MDW
2 stops31h 14mDelta
Deal found 5/28$1,366
Thu 10/176:45 pmMDW - PVG
2 stops31h 45mDelta
Fri 11/15:30 pmPVG - MDW
2 stops28h 47mDelta
Deal found 5/28$1,376
Tue 7/235:45 pmMDW - PVG
1 stop31h 00mDelta
Sat 8/313:45 pmPVG - MDW
1 stop29h 53mDelta
Deal found 5/28$1,519
Thu 7/255:45 pmMDW - PVG
1 stop31h 00mDelta
Sat 8/313:45 pmPVG - MDW
1 stop29h 53mDelta
Deal found 5/28$1,584
Wed 10/26:50 pmMDW - PVG
2 stops29h 55mDelta
Sat 10/125:30 pmPVG - MDW
2 stops28h 15mDelta
Deal found 5/28$1,972
Sat 8/317:20 pmMDW - PVG
2 stops30h 55mDelta
Sat 9/145:30 pmPVG - MDW
2 stops28h 11mDelta
Deal found 5/28$2,072
Fri 10/46:45 pmMDW - PVG
2 stops31h 45mDelta
Fri 10/185:30 pmPVG - MDW
2 stops28h 15mDelta
Deal found 5/28$2,122
Fri 10/116:45 pmMDW - PVG
2 stops31h 45mDelta
Fri 10/253:45 pmPVG - MDW
1 stop30h 00mDelta
Deal found 5/28$2,127

Midway to Shanghai flights leaving soon

Find last-minute flight options from Midway to Shanghai 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 2,696,634 searches. Data last updated May 29, 2024.
Have a look at some of the last-minute flights available departing from Chicago to Shanghai. To prevent any unwanted surprises, users should verify their flight info before booking.
Thu 5/301:21 pmMDW - PVG
1 stop35h 24mDelta
Thu 8/85:30 pmPVG - MDW
2 stops29h 08mDelta
Deal found 5/28$2,583
Thu 5/306:48 pmMDW - PVG
2 stops29h 57mDelta
Fri 6/145:30 pmPVG - MDW
2 stops28h 18mDelta
Deal found 5/29$2,678
Mon 6/101:24 pmMDW - PVG
1 stop35h 21mDelta
Mon 6/173:45 pmPVG - MDW
2 stops31h 06mDelta
Deal found 5/29$2,774
Mon 6/101:24 pmMDW - PVG
1 stop35h 21mDelta
Mon 6/173:45 pmPVG - MDW
1 stop33h 58mDelta
Deal found 5/29$2,775
Fri 5/3112:42 pmMDW - PVG
2 stops37h 33mDelta
Fri 7/53:45 pmPVG - MDW
2 stops31h 06mDelta
Deal found 5/29$2,869
Fri 5/317:10 pmMDW - PVG
2 stops31h 05mDelta
Fri 7/53:45 pmPVG - MDW
1 stop38h 20mDelta
Deal found 5/29$2,874
Thu 5/301:21 pmMDW - PVG
1 stop35h 24mDelta
Fri 6/145:30 pmPVG - MDW
2 stops28h 18mDelta
Deal found 5/29$2,883
Thu 5/301:21 pmMDW - PVG
1 stop35h 24mDelta
Thu 8/83:45 pmPVG - MDW
1 stop33h 57mDelta
Deal found 5/28$2,966
Fri 5/317:10 pmMDW - PVG
2 stops31h 05mDelta
Mon 6/105:30 pmPVG - MDW
2 stops29h 21mDelta
Deal found 5/28$3,069

One-way flights to Shanghai from Midway

Search for one-way flight options from Midway to Shanghai. 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 2,696,634 searches. Data last updated May 29, 2024.
Some of the best available deals we've found on one-way flights from Chicago to Shanghai. Those needing a return flight from Chicago to Shanghai can use the search form above.
Wed 8/144:09 pmMDW - PVG
2 stops31h 31mMultiple Airlines
Deal found 5/28$778
Sat 8/174:09 pmMDW - PVG
2 stops31h 31mMultiple Airlines
Deal found 5/28$786
Mon 8/194:09 pmMDW - PVG
2 stops28h 56mMultiple Airlines
Deal found 5/28$805
Tue 8/209:33 amMDW - PVG
2 stops21h 37mKorean Air
Deal found 5/28$871
Sun 8/186:55 pmMDW - PVG
2 stops29h 50mDelta
Deal found 5/28$908
Wed 8/141:24 pmMDW - PVG
1 stop35h 21mDelta
Deal found 5/28$920
Mon 11/45:00 pmMDW - PVG
2 stops34h 05mDelta
Deal found 5/28$934
Thu 8/157:20 pmMDW - PVG
2 stops30h 55mDelta
Deal found 5/28$948
Fri 8/167:20 pmMDW - PVG
2 stops30h 55mDelta
Deal found 5/28$954

Find flights from Midway to Shanghai within your budget

Customize your flight search to find flights from Midway to Shanghai 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 2,696,634 searches. Data last updated May 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,361 - $6,325

Route

Depart

Return

Price

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Sun 10/20

2 stops29h 55m

Shanghai Pu Dong

Fri 10/25

2 stops36h 46m

$1,361

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Sun 8/18

1 stop31h 00m

Shanghai Pu Dong

Mon 8/26

2 stops31h 14m

$1,366

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Thu 10/17

2 stops31h 45m

Shanghai Pu Dong

Fri 11/1

2 stops28h 47m

$1,376

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Tue 7/23

1 stop31h 00m

Shanghai Pu Dong

Sat 8/31

1 stop29h 53m

$1,519

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Thu 7/25

1 stop31h 00m

Shanghai Pu Dong

Sat 8/31

1 stop29h 53m

$1,584

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Wed 10/2

2 stops29h 55m

Shanghai Pu Dong

Sat 10/12

2 stops28h 15m

$1,972

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Sat 8/31

2 stops30h 55m

Shanghai Pu Dong

Sat 9/14

2 stops28h 11m

$2,072

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Tue 9/17

2 stops25h 35m

Shanghai Pu Dong

Wed 10/16

2 stops38h 16m

$3,195

Chicago MidwayShanghai Pu Dong

MDW - PVG

MDWPVG

Chicago Midway

Fri 10/4

2 stops21h 35m

Shanghai Pu Dong

Sun 10/6

2 stops23h 34m

$6,325

Flights are sorted by cheapest first

Deals found on 5/28

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

Best time to book a flight from Midway to Shanghai

Have a flexible travel schedule? Discover the best time to fly to Shanghai from Midway 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.

Reviews of airlines servicing Shanghai

Get insights into the airlines that provide service to Shanghai. 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 Shanghai. Reviews last updated May 29, 2024.
Read through reviews of airlines operating flights from Chicago to Shanghai, such as Delta, KLM and Korean Air. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,152 reviews
Check prices

Overall

8.5

Food

8.1

Crew

8.8

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Reviews

1 / 10

This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?

Korean Air
8.5
Very good
1,152 reviews
Korean Air
8.5
Very good
1,152 reviews
Check prices

Overall

8.5

Food

8.1

Crew

8.8

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Reviews

1 / 10

This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?

Delta
8.0
Very good
10,476 reviews
Korean Air
8.5
Very good
1,152 reviews
Check prices

Overall

8.5

Food

8.1

Crew

8.8

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Reviews

1 / 10

This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?

KLM
7.9
Good
1,521 reviews
Korean Air
8.5
Very good
1,152 reviews
Check prices

Overall

8.5

Food

8.1

Crew

8.8

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Reviews

1 / 10

This particular Delta Air Lines flight may not have met your expectations in terms of the food served on board. It appears that the portions were smaller than anticipated and the side dishes were minimal- no salad, no bread rolls, no fruits. Perhaps there are ways in which the airline could improve the dining experience for their passengers. Why can't Delta offer better customer service when other non American airlines are able to do it?

Related info for your journey

Find useful and relevant information for your journey from Midway to Shanghai. 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 Chicago Midway Airport to Shanghai for under $1,400 on Cheapflights?

    Yes, there are multiple flights from Chicago Midway Airport to Shanghai for under $1,400. The cheapest flight booked recently is on Delta for just $1,361, but on average you can expect to pay $2,055.

  • Are there last-minute flights available from Chicago Midway Airport to Shanghai for under $2,600?

    There are currently 20+ open flights from Chicago Midway Airport to Shanghai within the next 7 days for less than $2,600.

  • What does MDW to SHA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago Midway Airport to Shanghai Hongqiao Intl Airport flight would often be abbreviated as a MDW to SHA flight. Ready for more IATA code knowledge? These are related airports for your current travel destination: Shanghai Pu Dong Airport (PVG), Hangzhou Airport (HGH), Wuxi Airport (WUX), Suzhou Airport (SZV), Nantong Airport (NTG).

  • Can I find deals for flights from Midway to Shanghai that include extra baggage allowance?

    The amount of baggage you can bring on your Midway to Shanghai 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 Midway to Shanghai with specific airlines?

    Yes, Cheapflights allows you to browse and filter Midway to Shanghai 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 Midway to Shanghai that include hotel bookings?

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

  • How can I find direct flights from Midway to Shanghai?

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

  • Can I find deals for business class flights from Midway to Shanghai?

    Yes. Cheapflights offers flight deals from Midway to Shanghai 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 Midway to Shanghai that allow pets onboard?

    Many airlines flying from Midway to Shanghai 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 Midway to Shanghai?

    Yes, you can often find last-minute deals on Midway to Shanghai 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 Chicago Midway Airport to Shanghai flight deals updated?

    The Chicago Midway Airport to Shanghai flight deals you see on this page were last updated on 5/28.

  • When is the best time to book a flight from Chicago Midway Airport to Shanghai?

    Currently, February is the cheapest month in which you can book a flight from Chicago Midway Airport to Shanghai (average of $1,220). Flying from Chicago Midway Airport to Shanghai in July is currently the most expensive (average of $1,999). 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 Midway to Shanghai
See prices for flight routes from nearby airports that may be better suited for you.

O'Hare Intl to Hongqiao Intl flights
O'Hare Intl to Pu Dong flights
Midway to Hongqiao Intl flights
San Diego to Seattle flights
Miami to Atlanta flights
St. Louis to Las Vegas flights
Denver to Detroit flights
Boston to Newark Airport flights
Washington, D.C. Reagan-National Airport to Boston flights
Boston to Orlando flights
Sacramento to Seattle flights
California to Texas flights
Buffalo to New York flights
Austin to New York flights
Chicago Midway Airport to Cannes flights

Search flights from Midway to Shanghai by cabin class

Find flights from Midway to Shanghai, 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 Laayoune Hassan I
Flights to Virac
Flights to Figari-Sud Corse
Flights to Edremit/Korfez
Flights to Rhinelander Oneida County
Flights to Girona Costa Brava
Flights to Brainerd Crow Wing County
Flights to Parikia Paros
Flights to Cortez Montezuma County
Flights to Miyakojima Hirara
Flights to Zadar
Flights to Trapani Birgi
Flights to Provincetown
Flights to Oran Es Senia
Flights to Constanţa Mihail Kogalniceanu
Flights to Vava'u Lupepau'U
Flights to Urumqi
Flights to Hakodate
Flights to Naxos
Flights to Dalaman
Flights to Hyannis Barnstable
Flights to Devils Lake
Flights to Bastia Poretta
Flights to Karpathos

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 Midway to Shanghai?

Cheapflights makes it easy to find Midway to Shanghai flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Midway to Shanghai?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Midway to Shanghai for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Midway to Shanghai with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Midway to Shanghai flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Midway to Shanghai become cheaper?

Yes, Cheapflights offers price alerts on Midway to Shanghai 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