$310+ Cheap flights from Montana to the United Kingdom
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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — LHR
Apr 22 — Apr 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Montana to United Kingdom with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Montana to United Kingdom
Cheapest
Best
Last-minute
One-way
Cheapest flights from Montana to United KingdomExplore the most affordable flight options available from Montana to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.
Explore the most affordable flight options available from Montana to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:30 am
BZN
- EDI
1 stop16h 55m
United Airlines
Wed 10/219:00 am
EDI
- BZN
2 stops33h 33m
United Airlines
Deal found 3/21![United Airlines logo]()
$807
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:17 pm
FCA
- EDI
2 stops32h 23m
United Airlines
Thu 10/19:00 am
EDI
- FCA
2 stops35h 33m
United Airlines
Deal found 3/20![United Airlines logo]()
$810
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am
BZN
- EDI
2 stops18h 25m
United Airlines
Wed 10/219:00 am
EDI
- BZN
2 stops33h 33m
United Airlines
Deal found 3/21![United Airlines logo]()
$812
This American Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:33 pm
BZN
- LHR
1 stop12h 32m
American Airlines
Tue 8/258:15 am
LHR
- BZN
2 stops19h 24m
American Airlines
Deal found 3/21![American Airlines logo]()
$818
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:37 pm
BZN
- EDI
2 stops34h 48m
United Airlines
Wed 10/219:00 am
EDI
- BZN
2 stops33h 33m
United Airlines
Deal found 3/21![United Airlines logo]()
$818
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:15 pm
BZN
- EDI
2 stops17h 15m
American Airlines
Fri 9/256:20 am
EDI
- BZN
2 stops21h 19m
American Airlines
Deal found 3/23![American Airlines logo]()
$821
This United Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:37 pm
BZN
- EDI
3 stops36h 53m
United Airlines
Fri 11/2012:30 pm
EDI
- BZN
2 stops28h 17m
United Airlines
Deal found 3/19![United Airlines logo]()
$827
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:15 am
MSO
- LHR
1 stop19h 55m
United Airlines
Tue 9/226:55 am
LHR
- MSO
2 stops21h 31m
United Airlines
Deal found 3/21![United Airlines logo]()
$827
This Delta deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:40 pm
BZN
- EDI
2 stops37h 40m
Delta
Wed 10/2111:20 am
EDI
- BZN
2 stops19h 50m
Delta
Deal found 3/21![Delta logo]()
$835
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:22 pm
BZN
- EDI
2 stops31h 58m
United Airlines
Wed 10/2111:30 am
EDI
- BZN
1 stop17h 48m
United Airlines
Deal found 3/21![United Airlines logo]()
$836
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:22 pm
BZN
- EDI
2 stops33h 03m
United Airlines
Thu 10/2212:30 pm
EDI
- BZN
2 stops30h 03m
United Airlines
Deal found 3/21![United Airlines logo]()
$838
This United Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:32 pm
MSO
- MAN
2 stops56h 28m
United Airlines
Tue 11/1711:50 am
MAN
- MSO
2 stops32h 37m
United Airlines
Deal found 3/19![United Airlines logo]()
$845
Best flights from Montana to United KingdomDiscover carefully curated flight deals from Montana to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 23, 2026.
Discover carefully curated flight deals from Montana to United Kingdom that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 23, 2026.
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:15 am
MSO
- LHR
2 stops21h 35m
United Airlines
Tue 9/229:30 am
LHR
- MSO
2 stops34h 57m
United Airlines
Deal found 3/20![United Airlines logo]()
$844
This American Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:00 am
BIL
- LHR
1 stop19h 05m
American Airlines
Sun 5/1011:00 am
LHR
- BIL
2 stops18h 43m
American Airlines
Deal found 3/19![American Airlines logo]()
$968
This Cheapflightsfares deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:37 pm
BZN
- LCY
2 stops20h 18m
Lufthansa
Tue 8/259:15 am
LCY
- BZN
2 stops18h 52m
Lufthansa
Deal found 3/21![Lufthansa logo]()
$996
This Icelandair deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/123:55 pm
MSO
- LGW
2 stops15h 45m
Multiple Airlines
Tue 5/193:40 pm
LGW
- MSO
2 stops39h 19m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$997
This Delta deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:10 pm
FCA
- LHR
2 stops18h 05m
Delta
Wed 5/136:30 am
LHR
- FCA
2 stops17h 57m
Delta
Deal found 3/21![Delta logo]()
$1,008
This KLM deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/52:49 pm
FCA
- LHR
1 stop15h 16m
KLM
Tue 5/127:15 pm
LHR
- FCA
2 stops29h 12m
KLM
Deal found 3/23![KLM logo]()
$1,013
This Alaska Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:00 am
BZN
- LHR
1 stop24h 05m
Alaska Airlines
Fri 6/55:00 pm
LHR
- BZN
1 stop33h 05m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$1,163
This Virgin Atlantic deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:10 pm
FCA
- LHR
2 stops17h 55m
Virgin Atlantic
Sun 5/316:30 am
LHR
- FCA
2 stops23h 44m
Virgin Atlantic
Deal found 3/22![Virgin Atlantic logo]()
$1,180
This Air France deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:00 am
BZN
- EDI
2 stops18h 05m
Air France
Mon 6/111:20 am
EDI
- BZN
2 stops18h 59m
Air France
Deal found 3/21![Air France logo]()
$1,184
This British Airways deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/293:04 pm
BZN
- LHR
1 stop15h 41m
British Airways
Thu 8/66:10 pm
LHR
- BZN
2 stops36h 12m
British Airways
Deal found 3/20![British Airways logo]()
$1,274
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/32:27 pm
MSO
- LHR
1 stop14h 53m
United Airlines
Mon 9/142:05 pm
LHR
- MSO
2 stops30h 22m
United Airlines
Deal found 3/20![United Airlines logo]()
$936
This Air France deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:10 pm
FCA
- LHR
2 stops18h 05m
Multiple Airlines
Tue 5/127:15 pm
LHR
- FCA
2 stops29h 12m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$1,017
This American Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:43 pm
BZN
- LHR
1 stop17h 42m
American Airlines
Wed 5/62:25 pm
LHR
- BZN
1 stop29h 26m
American Airlines
Deal found 3/18![American Airlines logo]()
$1,021
This Cheapflightsfares deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:40 pm
BZN
- LCY
2 stops20h 15m
Lufthansa
Tue 4/289:15 am
LCY
- BZN
2 stops19h 17m
Lufthansa
Deal found 3/22![Lufthansa logo]()
$1,029
This United Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:08 pm
MSO
- LHR
1 stop12h 12m
United Airlines
Sun 5/107:25 am
LHR
- MSO
2 stops21h 05m
United Airlines
Deal found 3/19![United Airlines logo]()
$937
This FlightHub deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:13 pm
MSO
- LGW
2 stops15h 27m
Multiple Airlines
Tue 9/223:40 pm
LGW
- MSO
2 stops27h 52m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$1,024
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:15 am
MSO
- LHR
2 stops22h 20m
United Airlines
Thu 5/147:25 am
LHR
- MSO
2 stops21h 05m
United Airlines
Deal found 3/23![United Airlines logo]()
$942
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:00 am
BZN
- LCY
2 stops18h 30m
Delta
Fri 5/299:20 am
LCY
- BZN
2 stops21h 01m
Delta
Deal found 3/22![Delta logo]()
$1,151
This KLM deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/201:00 pm
BZN
- LHR
1 stop14h 00m
KLM
Wed 6/1011:45 am
LHR
- BZN
2 stops17h 39m
KLM
Deal found 3/20![KLM logo]()
$1,168
This Expedia deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:40 pm
BZN
- LCY
2 stops20h 15m
Lufthansa
Wed 5/139:15 am
LCY
- BZN
2 stops19h 22m
Lufthansa
Deal found 3/21![Lufthansa logo]()
$1,098
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:15 am
MSO
- LHR
1 stop23h 10m
United Airlines
Tue 5/197:25 am
LHR
- MSO
2 stops37h 10m
United Airlines
Deal found 3/20![United Airlines logo]()
$943
This Icelandair deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/73:55 pm
MSO
- LGW
2 stops15h 45m
Multiple Airlines
Thu 5/143:40 pm
LGW
- MSO
2 stops39h 19m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$1,047
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:15 pm
BZN
- LHR
1 stop11h 45m
Delta
Thu 8/611:40 am
LHR
- BZN
1 stop17h 44m
Delta
Deal found 3/20![Delta logo]()
$1,157
This KAYAK deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/282:26 pm
BZN
- LCY
2 stops20h 29m
Lufthansa
Tue 8/116:30 pm
LCY
- BZN
2 stops30h 53m
Lufthansa
Deal found 3/20![Lufthansa logo]()
$1,132
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:08 pm
MSO
- LHR
1 stop33h 32m
United Airlines
Sun 5/172:05 pm
LHR
- MSO
2 stops38h 25m
United Airlines
Deal found 3/21![United Airlines logo]()
$952
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/302:49 pm
FCA
- LHR
2 stops22h 21m
Delta
Mon 5/186:30 am
LHR
- FCA
2 stops23h 44m
Delta
Deal found 3/22![Delta logo]()
$1,157
This KLM deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/42:49 pm
FCA
- LHR
1 stop15h 16m
Multiple Airlines
Wed 5/136:15 am
LHR
- FCA
2 stops18h 12m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$1,070
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:15 am
MSO
- MAN
2 stops28h 05m
United Airlines
Tue 5/195:55 am
MAN
- MSO
2 stops22h 35m
United Airlines
Deal found 3/20![United Airlines logo]()
$957
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:05 am
MSO
- LGW
2 stops21h 15m
Delta
Sun 5/1710:25 am
LGW
- MSO
2 stops20h 15m
Delta
Deal found 3/22![Delta logo]()
$1,165
This Cheapflightsfares deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/142:40 pm
BZN
- LCY
2 stops20h 15m
Lufthansa
Tue 4/289:15 am
LCY
- BZN
2 stops19h 17m
Lufthansa
Deal found 3/21![Lufthansa logo]()
$1,166
Last-minute flights from Montana to United KingdomDiscover last-minute flight deals from Montana to United Kingdom. Data last updated March 23, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to United Kingdom. Data last updated March 23, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:00 am
BIL
- LHR
1 stop17h 20m
Multiple Airlines
Tue 4/219:50 am
LHR
- BIL
1 stop21h 08m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$964
This American Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1711:20 am
BZN
- LHR
1 stop19h 25m
Multiple Airlines
Fri 4/249:50 am
LHR
- BZN
1 stop21h 08m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$964
This eDestinos deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/191:45 pm
BZN
- LHR
1 stop16h 20m
Virgin Atlantic
Sun 4/268:40 am
LHR
- BZN
2 stops22h 29m
Virgin Atlantic
Deal found 3/20![Virgin Atlantic logo]()
$928
This American Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/191:43 pm
BZN
- LHR
2 stops17h 37m
American Airlines
Sun 4/262:25 pm
LHR
- BZN
1 stop29h 28m
American Airlines
Deal found 3/20![American Airlines logo]()
$954
This eDestinos deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:20 am
BZN
- LHR
2 stops26h 00m
Multiple Airlines
Tue 4/281:05 pm
LHR
- BZN
2 stops17h 53m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$859
This United Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:38 pm
MSO
- LHR
1 stop14h 47m
United Airlines
Tue 4/287:25 am
LHR
- MSO
2 stops21h 05m
United Airlines
Deal found 3/22![United Airlines logo]()
$887
This American Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:43 pm
BZN
- LHR
2 stops17h 37m
American Airlines
Tue 4/288:55 am
LHR
- BZN
1 stop34h 58m
American Airlines
Deal found 3/22![American Airlines logo]()
$909
This eDestinos deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:15 pm
BZN
- LHR
1 stop17h 20m
Virgin Atlantic
Tue 4/2810:55 am
LHR
- BZN
1 stop20h 14m
Virgin Atlantic
Deal found 3/22![Virgin Atlantic logo]()
$914
This American Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:53 pm
MSO
- LHR
1 stop16h 52m
Multiple Airlines
Tue 4/2812:55 pm
LHR
- MSO
1 stop15h 50m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$914
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:15 pm
MSO
- LHR
1 stop12h 10m
United Airlines
Thu 4/306:55 am
LHR
- MSO
2 stops21h 35m
United Airlines
Deal found 3/23![United Airlines logo]()
$937
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/233:55 pm
MSO
- LHR
1 stop14h 50m
Multiple Airlines
Thu 4/308:55 am
LHR
- MSO
1 stop19h 50m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$964
This Delta deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/283:15 pm
BZN
- EDI
2 stops18h 15m
Delta
Tue 5/55:45 am
EDI
- BZN
2 stops21h 26m
Delta
Deal found 3/18![Delta logo]()
$940
One-way flights from Montana to United KingdomSearch for one-way flight options from Montana to United Kingdom. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
Search for one-way flight options from Montana to United Kingdom. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
This United Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2612:34 pm
MSO
- LHR
1 stop16h 21m
United Airlines
Deal found 3/19![United Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:24 am
MSO
- LGW
2 stops41h 31m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$370
This British Airways deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/224:44 pm
MSO
- LHR
1 stop15h 41m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:15 am
MSO
- LHR
1 stop23h 05m
United Airlines
Deal found 3/23![United Airlines logo]()
$529
This Mytrip deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/181:57 pm
BZN
- LHR
3 stops24h 38m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$537
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:15 am
MSO
- LHR
2 stops17h 20m
United Airlines
Deal found 3/23![United Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:28 am
BZN
- LHR
3 stops49h 12m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/217:15 am
MSO
- LHR
2 stops30h 25m
United Airlines
Deal found 3/23![United Airlines logo]()
$551
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/64:23 pm
MSO
- LHR
3 stops58h 12m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$555
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:15 am
MSO
- LHR
1 stop20h 25m
United Airlines
Deal found 3/21![United Airlines logo]()
$561
This Kiwi.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:24 am
MSO
- LHR
3 stops49h 31m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$563
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/226:45 am
MSO
- LGW
2 stops20h 25m
American Airlines
Deal found 3/23![American Airlines logo]()
$610
Find flight deals from Montana to United Kingdom
Keep the following information in mind while searching for Montana to United Kingdom flight deals. Data was last updated March 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $810 (United Airlines) |
One-way from | $310 (United Airlines) |
Popular in | June |
Cheapest in | October |
Average price | $1,079 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to United Kingdom 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 2,558,603 searches. Data last updated March 23, 2026.
Use the filters below to find and compare flights from Montana to the United Kingdom that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MissoulaLondon
MSO - LHR
MSOLHR
Missoula Johnson-Bell Field
Tue 9/8
7:15 am-11:50 am
2 stops21h 35m
London Heathrow
Tue 9/22
9:30 am-1:27 pm
2 stops34h 57m
$844
MissoulaLondon
MSO - LHR
MSOLHR
Missoula Johnson-Bell Field
Thu 9/3
2:27 pm-12:20 pm
1 stop14h 53m
London Heathrow
Mon 9/14
2:05 pm-1:27 pm
2 stops30h 22m
$936
MissoulaLondon
MSO - LHR
MSOLHR
Missoula Johnson-Bell Field
Sun 5/3
5:08 pm-12:20 pm
1 stop12h 12m
London Heathrow
Sun 5/10
7:25 am-9:30 pm
2 stops21h 05m
$937
MissoulaLondon
MSO - LHR
MSOLHR
Missoula Johnson-Bell Field
Thu 5/7
6:15 am-11:35 am
2 stops22h 20m
London Heathrow
Thu 5/14
7:25 am-9:30 pm
2 stops21h 05m
$942
MissoulaLondon
MSO - LHR
MSOLHR
Missoula Johnson-Bell Field
Thu 5/7
6:15 am-12:25 pm
1 stop23h 10m
London Heathrow
Tue 5/19
7:25 am-1:35 pm
2 stops37h 10m
$943
MissoulaLondon
MSO - LHR
MSOLHR
Missoula Johnson-Bell Field
Sat 5/9
5:08 pm-9:40 am
1 stop33h 32m
London Heathrow
Sun 5/17
2:05 pm-9:30 pm
2 stops38h 25m
$952
MissoulaManchester
MSO - MAN
MSOMAN
Missoula Johnson-Bell Field
Sun 5/10
6:15 am-5:20 pm
2 stops28h 05m
Manchester
Tue 5/19
5:55 am-9:30 pm
2 stops22h 35m
$957
BillingsLondon
BIL - LHR
BILLHR
Billings Logan Intl
Sun 5/3
6:00 am-8:05 am
1 stop19h 05m
London Heathrow
Sun 5/10
11:00 am-10:43 pm
2 stops18h 43m
$968
BozemanLondon
BZN - LCY
BZNLCY
Bozeman Gallatin Field
Tue 8/18
2:37 pm-5:55 pm
2 stops20h 18m
London City
Tue 8/25
9:15 am-9:07 pm
2 stops18h 52m
$996
MissoulaLondon
MSO - LGW
MSOLGW
Missoula Johnson-Bell Field
Tue 5/12
3:55 pm-2:40 pm
2 stops15h 45m
London Gatwick
Tue 5/19
3:40 pm-11:59 pm
2 stops39h 19m
$997
Showing 1-10 of 49 resultsSorted by cheapest first
Best time to book a flight from Montana to United Kingdom
Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Montana with our price prediction graph.
BZN-LHR
MSO-LHR
BZN-EDI
BIL-LHR
MSO-LGW
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.
Cheapflights Insights
Everything you need to know about your flight from Montana to the United Kingdom
USMT-GB0
BZN-LHR
MSO-LHR
BZN-EDI
BIL-LHR
What is the cheapest month to book a flight from Montana to United Kingdom?
Currently, January is the cheapest month in which you can book a flight from Montana to United Kingdom (average of $604). Flying from Montana to United Kingdom in June is currently the most expensive (average of $1,121). 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.
Related info for your journey
Find useful and relevant information for your journey from Montana to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for Montana to United Kingdom
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to United Kingdom by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Montana to United Kingdom by cabin class
Find flights from Montana to United Kingdom, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and United Kingdom flights
Browse other Montana and United Kingdom flight options. Last updated on March 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Montana to United Kingdom flights
Consider these flights traveling from Montana to United Kingdom.
Fly to United Kingdom regions
Consider these flights traveling to United Kingdom regions.
Top 4 airlines flying from Montana to United Kingdom
Discover the top 4 airlines that operate flights from Montana to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$604 | Average$978 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$645 | Average$991 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$652 | Average$972 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$799 | Average$799 | FlexibilityNo cancel fee | On-time75% |