Qatar Airways
flight
QR 9421:
Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Qatar Airways QR9421
Operates only on 2026-01-03
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Codeshare flight, operated by American Airlines.
(AA 5040)
Duration: 1:57, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-02-12 through 2026-03-07
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Tue
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Codeshare flight, operated by American Airlines.
(AA 4483)
Duration: 2:33, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-01-06 through 2026-02-11
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Codeshare flight, operated by American Airlines.
(AA 5058)
Duration: 2:39, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-01-10 through 2026-02-07
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Codeshare flight, operated by American Airlines.
(AA 5356)
Duration: 2:39, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-08-05 through 2026-09-08
Mon
Tue
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Codeshare flight, operated by American Airlines.
(AA 6438)
Duration: 2:57, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-05-21 through 2026-06-12
Mon
Tue
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Codeshare flight, operated by American Airlines.
(AA 6324)
Duration: 2:54, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-06-13 through 2026-06-21
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Codeshare flight, operated by American Airlines.
(AA 761)
Duration: 2:54, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-06-15 through 2026-06-19
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Tue
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Codeshare flight, operated by American Airlines.
(AA 6324)
Duration: 2:54, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-06-22 through 2026-06-23
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Codeshare flight, operated by American Airlines.
(AA 761)
Duration: 2:54, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-06-24 through 2026-07-01
Mon
Tue
Wed
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Fri
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Sun
Codeshare flight, operated by American Airlines.
(AA 6324)
Duration: 2:54, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 4988)
Duration: 2:59, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
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Fri
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Sun
Codeshare flight, operated by American Airlines.
(AA 6438)
Duration: 2:55, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
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Sun
Codeshare flight, operated by American Airlines.
(AA 1515)
Duration: 2:08, non-stop Airbus A319 (319)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-03-08 through 2026-04-06
Mon
Tue
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Codeshare flight, operated by American Airlines.
(AA 3833)
Duration: 3:00, non-stop Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qatar Airways QR9421
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
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Codeshare flight, operated by American Airlines.
(AA 6377)
Duration: 2:52, non-stop Canadair CRJ 700 (CR7)
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This flight number is listed as serving the following routes:
- Knoxville (TYS) - Chicago O'Hare (ORD)
- Montreal-Trudeau (YUL) - Chicago O'Hare (ORD)
- Philadelphia (PHL) - Nashville (BNA)
- Seattle-Tacoma (SEA) - Los Angeles (LAX)