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Ranked based on price and conveniencePrices include required taxes + fees for 1 adult. Optional charges and bag fees may apply. Passenger assistance info.
“Top flights” are ranked based on the best trade-off between price and convenience factors such as duration, number of stops, and airport changes during layovers. All other flights are ranked by price. Learn more
- 6:13 AM – 12:18 PMDeltaOperated by SkyWest DBA Delta Connection8 hr 5 min1 stop1 hr 55 min SLC1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 311 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2446:13 AMIAD
12:18 PMBIL1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in SLC1 stop8 hr 5 minDeltaOperated by SkyWest DBA Delta Connection - 7:00 AM – 12:51 PMAmericanOperated by Envoy Air as American Eagle7 hr 51 min1 stop1 hr 6 min DFW1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 311 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2447:00 AMDCA12:51 PMBIL1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in DFW1 stop7 hr 51 minAmericanOperated by Envoy Air as American Eagle
- 8:20 AM – 1:29 PMUnited7 hr 9 min1 stop1 hr 21 min DEN0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 310 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2448:20 AMIAD1:29 PMBIL0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in DEN1 stop7 hr 9 minUnited
Price insights
Prices are unlikely to drop below $225
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Track prices from Washington, D.C. to Billings departing 2026-10-31Track prices from Washington, D.C. to Billings - Any dates
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Other flights
- 9:38 AM – 6:52 PMAlaskaOperated by Horizon Air as Alaska Horizon11 hr 14 min1 stop3 hr 38 min SEA1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$225DepartureSat, Oct 311 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2259:38 AMIAD6:52 PMBIL1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2251 stop in SEA1 stop11 hr 14 minAlaskaOperated by Horizon Air as Alaska Horizon
- 12:40 PM – 5:13 PMUnitedOperated by SkyWest DBA United Express6 hr 33 min1 stop44 min DEN0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 310 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$24412:40 PMIAD5:13 PMBIL0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in DEN1 stop6 hr 33 minUnitedOperated by SkyWest DBA United Express
- 3:00 PM – 8:15 PMDelta7 hr 15 min1 stop2 hr 10 min MSP1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 311 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2443:00 PMDCA8:15 PMBIL1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in MSP1 stop7 hr 15 minDelta
- 3:13 PM – 9:12 PMAmericanOperated by Envoy Air as American Eagle7 hr 59 min1 stop1 hr 18 min DFW1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 311 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2443:13 PMDCA9:12 PMBIL1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in DFW1 stop7 hr 59 minAmericanOperated by Envoy Air as American Eagle
- 4:09 PM – 9:14 PMUnited7 hr 5 min1 stop1 hr 15 min DEN0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 310 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2444:09 PMDCA9:14 PMBIL0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in DEN1 stop7 hr 5 minUnited
- 4:10 PM – 9:14 PMUnited7 hr 4 min1 stop1 hr 18 min DEN0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 310 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2444:10 PMIAD9:14 PMBIL0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in DEN1 stop7 hr 4 minUnited
- 5:20 PM – 10:30 PMUnitedOperated by SkyWest DBA United Express7 hr 10 min1 stop1 hr 18 min DEN0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$244DepartureSat, Oct 310 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2445:20 PMIAD10:30 PMBIL0 0Carry-on bags not includedAdditional fees for checked bagsTo include bags, use the Bags filter$2441 stop in DEN1 stop7 hr 10 minUnitedOperated by SkyWest DBA United Express
- 7:02 AM – 6:52 PMAlaskaOperated by Horizon Air as Alaska Horizon13 hr 50 min1 stop6 hr 12 min SEA1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$291DepartureSat, Oct 311 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2917:02 AMBWI6:52 PMBIL1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$2911 stop in SEA1 stop13 hr 50 minAlaskaOperated by Horizon Air as Alaska Horizon
- 7:02 AM – 3:04 PMAlaskaOperated by SkyWest Airlines as Alaska SkyWest, Horizon Air as Alaska Horizon10 hr 2 min2 stopsSEA, PDX1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$572DepartureSat, Oct 311 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$5727:02 AMBWI
3:04 PMBIL1 01 carry-on bag includedAdditional fees for checked bagsTo include bags, use the Bags filter$5722 stops in SEA, PDX2 stops10 hr 2 minAlaskaOperated by SkyWest Airlines as Alaska SkyWest, Horizon Air as Alaska Horizon
