_id	Airline Code	Airline	Destination Code	Destination	Flights Dec 2017	Seats Dec 2017	Flights Dec 2016	Seats Dec 2016	Flights YOY Change	Seats YOY Change	Flights YOY Percent Change	Seats YOY Percent Change
1	9X	Southern Airways	AOO	Altoona	52	520	53	477	-1	43	-1.90%	9.00%
2	9X	Southern Airways	BFD	Bradford	105	1050	100	900	5	150	5.00%	16.70%
3	9X	Southern Airways	DUJ	DuBois	104	1040	0	0	104	1040	0.00%	0.00%
4	9X	Southern Airways	FKL	Franklin	83	830	69	621	14	209	20.30%	33.70%
5	9X	Southern Airways	HGR	Hagerstown	31	310	53	477	-22	-167	-41.50%	-35.00%
6	9X	Southern Airways	JHW	Jamestown	104	1040	84	756	20	284	23.80%	37.60%
7	9X	Southern Airways	JST	Johnstown	104	1040	84	756	20	284	23.80%	37.60%
8	9X	Southern Airways	LNS	Lancaster	73	730	73	657	0	73	0.00%	11.10%
9	9X	Southern Airways	MDT	Harrisburg	46	460	18	162	28	298	155.60%	184.00%
10	9X	Southern Airways	MGW	Morgantown	83	830	86	774	-3	56	-3.50%	7.20%
11	AA	American	BOS	Boston	38	2394	24	1200	14	1194	58.30%	99.50%
12	AA	American	CLT	Charlotte	259	28603	269	31278	-10	-2675	-3.70%	-8.60%
13	AA	American	CUN	Cancun	0	0	5	640	-5	-640	-100.00%	-100.00%
14	AA	American	DCA	Washington (National)	103	6710	92	5722	11	988	12.00%	17.30%
15	AA	American	DFW	Dallas/Fort Worth	98	14660	113	15448	-15	-788	-13.30%	-5.10%
16	AA	American	JFK	New York	30	1500	32	2042	-2	-542	-6.30%	-26.50%
17	AA	American	LAX	Los Angeles	0	0	25	3232	-25	-3232	-100.00%	-100.00%
18	AA	American	LGA	New York (LaGuardia)	166	10172	160	9234	6	938	3.80%	10.20%
19	AA	American	MIA	Miami	93	6262	62	4348	31	1914	50.00%	44.00%
20	AA	American	ORD	Chicago O'Hare	172	18049	175	13027	-3	5022	-1.70%	38.60%
21	AA	American	PHL	Philadelphia	178	17126	206	17693	-28	-567	-13.60%	-3.20%
22	AA	American	PHX	Phoenix	54	6912	50	6444	4	468	8.00%	7.30%
23	AA	American	RDU	Raleigh-Durham	44	2200	52	2600	-8	-400	-15.40%	-15.40%
24	AC	Air Canada	YYZ	Toronto (Pearson)	86	4300	87	4350	-1	-50	-1.10%	-1.10%
25	B6	JetBlue	BOS	Boston	148	14800	110	11000	38	3800	34.50%	34.50%
26	B6	JetBlue	FLL	Fort Lauderdale	31	4650	31	4650	0	0	0.00%	0.00%
27	DL	Delta	ATL	Atlanta	227	34179	231	32284	-4	1895	-1.70%	5.90%
28	DL	Delta	BOS	Boston	53	4028	0	0	53	4028	0.00%	0.00%
29	DL	Delta	CUN	Cancun	2	298	3	447	-1	-149	-33.30%	-33.30%
30	DL	Delta	DTW	Detroit	134	12263	144	13725	-10	-1462	-6.90%	-10.70%
31	DL	Delta	JFK	New York	92	6813	92	6602	0	211	0.00%	3.20%
32	DL	Delta	LGA	New York (LaGuardia)	151	11042	144	10754	7	288	4.90%	2.70%
33	DL	Delta	MSP	Minneapolis	111	11544	111	10923	0	621	0.00%	5.70%
34	F9	Frontier	DEN	Denver	0	0	31	5580	-31	-5580	-100.00%	-100.00%
35	F9	Frontier	LAS	Las Vegas	0	0	31	5580	-31	-5580	-100.00%	-100.00%
36	F9	Frontier	MCO	Orlando	13	2990	18	2700	-5	290	-27.80%	10.70%
37	G4	Allegiant Air	AUS	Austin	9	1404	5	780	4	624	80.00%	80.00%
38	G4	Allegiant Air	JAX	Jacksonville	9	1404	9	1404	0	0	0.00%	0.00%
39	G4	Allegiant Air	MSY	New Orleans	10	1560	9	1404	1	156	11.10%	11.10%
40	G4	Allegiant Air	PGD	Punta Gorda	16	2496	15	2340	1	156	6.70%	6.70%
41	G4	Allegiant Air	PIE	St. Pete/Clearwater	15	2403	15	2350	0	53	0.00%	2.30%
42	G4	Allegiant Air	SFB	Orlando/Sanford	14	2264	9	1404	5	860	55.60%	61.30%
43	G4	Allegiant Air	SJU	San Juan	0	0	3	468	-3	-468	-100.00%	-100.00%
44	J1	OneJet	ALB	Albany	42	294	0	0	42	294	0.00%	0.00%
45	J1	OneJet	BDL	Hartford	42	294	56	312	-14	-18	-25.00%	-5.80%
46	J1	OneJet	BNA	Nashville	42	294	0	0	42	294	0.00%	0.00%
47	J1	OneJet	CVG	Cincinnati	42	294	44	308	-2	-14	-4.50%	-4.50%
48	J1	OneJet	IND	Indianapolis	42	294	44	268	-2	26	-4.50%	9.70%
49	J1	OneJet	MKE	Milwaukee	42	294	22	154	20	140	90.90%	90.90%
50	J1	OneJet	PVD	Providence	42	294	0	0	42	294	0.00%	0.00%
51	J1	OneJet	RIC	Richmond	42	294	0	0	42	294	0.00%	0.00%
52	J1	OneJet	SDF	Louisville	42	294	22	114	20	180	90.90%	157.90%
53	NK	Spirit	DFW	Dallas/Fort Worth	15	2670	0	0	15	2670	0.00%	0.00%
54	NK	Spirit	FLL	Fort Lauderdale	15	2730	0	0	15	2730	0.00%	0.00%
55	NK	Spirit	LAS	Las Vegas	31	5642	0	0	31	5642	0.00%	0.00%
56	NK	Spirit	LAX	Los Angeles	31	4495	0	0	31	4495	0.00%	0.00%
57	NK	Spirit	MCO	Orlando	31	5642	0	0	31	5642	0.00%	0.00%
58	NK	Spirit	RSW	Ft. Myers	25	4550	0	0	25	4550	0.00%	0.00%
59	NK	Spirit	TPA	Tampa	31	5642	0	0	31	5642	0.00%	0.00%
60	PD	Porter	YTZ	Toronto (City Center)	0	0	31	2294	-31	-2294	-100.00%	-100.00%
61	UA	United	DEN	Denver	59	9489	59	9305	0	184	0.00%	2.00%
62	UA	United	EWR	Newark	201	14668	200	14754	1	-86	0.50%	-0.60%
63	UA	United	IAD	Washington (Dulles)	118	8152	119	8394	-1	-242	-0.80%	-2.90%
64	UA	United	IAH	Houston (Intercontinental)	142	10276	136	9870	6	406	4.40%	4.10%
65	UA	United	ORD	Chicago O'Hare	169	15974	155	17320	14	-1346	9.00%	-7.80%
66	UA	United	SFO	San Francisco	31	5429	29	4598	2	831	6.90%	18.10%
67	WN	Southwest	ATL	Atlanta	60	8996	50	7182	10	1814	20.00%	25.30%
68	WN	Southwest	BNA	Nashville	31	4657	31	4433	0	224	0.00%	5.10%
69	WN	Southwest	BWI	Baltimore	114	16558	113	16287	1	271	0.90%	1.70%
70	WN	Southwest	DAL	Dallas (Love)	33	5263	27	3861	6	1402	22.20%	36.30%
71	WN	Southwest	DEN	Denver	40	6040	32	4896	8	1144	25.00%	23.40%
72	WN	Southwest	FLL	Fort Lauderdale	48	7120	43	6245	5	875	11.60%	14.00%
73	WN	Southwest	HOU	Houston (Hobby)	40	6328	39	5577	1	751	2.60%	13.50%
74	WN	Southwest	LAS	Las Vegas	55	8985	48	7792	7	1193	14.60%	15.30%
75	WN	Southwest	LAX	Los Angeles	28	4516	31	5009	-3	-493	-9.70%	-9.80%
76	WN	Southwest	MCO	Orlando	118	17738	126	19234	-8	-1496	-6.30%	-7.80%
77	WN	Southwest	MDW	Chicago (Midway)	152	22760	160	24128	-8	-1368	-5.00%	-5.70%
78	WN	Southwest	MSY	New Orleans	5	715	0	0	5	715	0.00%	0.00%
79	WN	Southwest	PHX	Phoenix	26	3942	32	4864	-6	-922	-18.80%	-19.00%
80	WN	Southwest	RSW	Ft. Myers	38	6138	31	4433	7	1705	22.60%	38.50%
81	WN	Southwest	STL	St. Louis	31	4529	31	4433	0	96	0.00%	2.20%
82	WN	Southwest	TPA	Tampa	62	9506	70	10010	-8	-504	-11.40%	-5.00%
83	WW	WOW air	KEF	Reykjavik	15	3000	0	0	15	3000	0.00%	0.00%